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Almanac · Seattle Tacoma, WA · Climate Almanac
📖 Climate Almanac

Seattle Tacoma, WA

47.445°N, 122.314°W · station SEAthr · 1945–2026 · 82 years of record

The Almanac Ribbon

Every day of the year at Seattle Tacoma: the record high and record low ever set (outer lines), the everyday normal range (shaded band), and the full record envelope behind it.
020406080100JanFebMarAprMayJunJulAugSepOctNovDeccoldestsince.com · hottestsince.com
Record high Record low Normal high–low band (1991–2020) hottest ever 108°F · coldest ever 0°F

Records by Month

MonthRecord highRecord low
Jan64°Jan 20, 19810°Jan 31, 1950
Feb70°Feb 27, 19681°Feb 1, 1950
Mar79°Mar 19, 201911°Mar 4, 1955
Apr89°Apr 18, 201629°Apr 21, 1951
May93°May 21, 196328°May 1, 1954
Jun108°Jun 28, 202138°Jun 12, 1952
Jul103°Jul 29, 200943°Jul 4, 1949
Aug99°Aug 9, 196044°Aug 21, 1947
Sep98°Sep 2, 198835°Sep 27, 1972
Oct89°Oct 1, 198728°Oct 19, 1949
Nov74°Nov 4, 19496°Nov 15, 1955
Dec66°Dec 10, 20146°Dec 30, 1968
All-time108°Jun 28, 20210°Jan 31, 1950

Longest-Standing Records

The daily records that have held the longest — set in the earliest years and never beaten since. Highs power Seattle Tacoma on hottestsince.com; lows on coldestsince.com.

Oldest-standing record highs

DateRecordSetStanding
Jan 960°194581yrs
May 187°194581yrs
Dec 360°194581yrs
Dec 2956°194581yrs
Jan 1758°194680yrs
Mar 1366°194779yrs
Mar 1472°194779yrs
Mar 1572°194779yrs
Apr 1581°194779yrs
Apr 2582°194779yrs
Feb 2462°194977yrs
Jul 3192°194977yrs

Oldest-standing record lows

DateRecordSetStanding
Apr 1232°194581yrs
Jul 3148°194581yrs
Aug 1847°194581yrs
Aug 1945°194581yrs
Sep 841°194581yrs
Nov 628°194581yrs
Nov 726°194581yrs
Dec 1221°194581yrs
Dec 1318°194581yrs
Apr 532°194680yrs
Jun 642°194680yrs
Jun 844°194680yrs

All-Time Extremes

Hottest ever

108°F
2021-06-28

Coldest ever

0°F
1950-01-31

Longest heat streak

6 days
≥ 90°F · ended 2022-07-31

The Warming Trend

Seattle Tacoma's annual mean temperature, each year a stripe — blue below the 1991–2020 average, red above.
1945: 50.9°F (-2.1 vs 1991–2020)1946: 50.1°F (-2.9 vs 1991–2020)1947: 51.5°F (-1.5 vs 1991–2020)1948: 49.1°F (-3.9 vs 1991–2020)1949: 50.3°F (-2.7 vs 1991–2020)1950: 49.0°F (-4.0 vs 1991–2020)1951: 50.0°F (-3.0 vs 1991–2020)1952: 50.1°F (-2.9 vs 1991–2020)1953: 50.8°F (-2.2 vs 1991–2020)1954: 49.5°F (-3.5 vs 1991–2020)1955: 48.0°F (-5.0 vs 1991–2020)1956: 49.8°F (-3.2 vs 1991–2020)1957: 50.8°F (-2.2 vs 1991–2020)1958: 53.9°F (+0.9 vs 1991–2020)1959: 50.9°F (-2.1 vs 1991–2020)1960: 50.7°F (-2.3 vs 1991–2020)1961: 52.0°F (-1.0 vs 1991–2020)1962: 51.0°F (-2.0 vs 1991–2020)1963: 51.8°F (-1.2 vs 1991–2020)1964: 50.0°F (-3.0 vs 1991–2020)1965: 52.6°F (-0.4 vs 1991–2020)1966: 51.8°F (-1.2 vs 1991–2020)1967: 53.3°F (+0.3 vs 1991–2020)1968: 52.4°F (-0.6 vs 1991–2020)1969: 52.3°F (-0.7 vs 1991–2020)1970: 51.8°F (-1.2 vs 1991–2020)1971: 50.7°F (-2.3 vs 1991–2020)1972: 51.2°F (-1.8 vs 1991–2020)1973: 51.7°F (-1.3 vs 1991–2020)1974: 52.4°F (-0.6 vs 1991–2020)1975: 51.3°F (-1.7 vs 1991–2020)1976: 52.5°F (-0.5 vs 1991–2020)1977: 53.0°F (-0.0 vs 1991–2020)1978: 52.6°F (-0.4 vs 1991–2020)1979: 53.1°F (+0.1 vs 1991–2020)1980: 51.3°F (-1.7 vs 1991–2020)1981: 52.6°F (-0.4 vs 1991–2020)1982: 51.3°F (-1.7 vs 1991–2020)1983: 52.7°F (-0.3 vs 1991–2020)1984: 51.5°F (-1.5 vs 1991–2020)1985: 50.0°F (-3.0 vs 1991–2020)1986: 52.9°F (-0.1 vs 1991–2020)1987: 53.6°F (+0.6 vs 1991–2020)1988: 52.4°F (-0.6 vs 1991–2020)1989: 52.5°F (-0.5 vs 1991–2020)1990: 52.4°F (-0.6 vs 1991–2020)1991: 52.9°F (-0.1 vs 1991–2020)1992: 54.3°F (+1.3 vs 1991–2020)1993: 52.2°F (-0.8 vs 1991–2020)1994: 53.5°F (+0.5 vs 1991–2020)1995: 54.4°F (+1.4 vs 1991–2020)1996: 51.9°F (-1.1 vs 1991–2020)1997: 52.6°F (-0.4 vs 1991–2020)1998: 53.1°F (+0.1 vs 1991–2020)1999: 51.5°F (-1.5 vs 1991–2020)2000: 51.5°F (-1.5 vs 1991–2020)2001: 51.3°F (-1.7 vs 1991–2020)2002: 51.7°F (-1.3 vs 1991–2020)2003: 53.1°F (+0.1 vs 1991–2020)2004: 53.4°F (+0.4 vs 1991–2020)2005: 52.9°F (-0.1 vs 1991–2020)2006: 53.2°F (+0.2 vs 1991–2020)2007: 52.1°F (-0.9 vs 1991–2020)2008: 51.4°F (-1.6 vs 1991–2020)2009: 52.2°F (-0.8 vs 1991–2020)2010: 52.7°F (-0.3 vs 1991–2020)2011: 51.1°F (-1.9 vs 1991–2020)2012: 52.3°F (-0.7 vs 1991–2020)2013: 53.8°F (+0.8 vs 1991–2020)2014: 55.1°F (+2.1 vs 1991–2020)2015: 55.6°F (+2.6 vs 1991–2020)2016: 55.1°F (+2.1 vs 1991–2020)2017: 53.3°F (+0.3 vs 1991–2020)2018: 54.8°F (+1.8 vs 1991–2020)2019: 54.1°F (+1.1 vs 1991–2020)2020: 54.4°F (+1.4 vs 1991–2020)2021: 53.5°F (+0.5 vs 1991–2020)2022: 52.8°F (-0.2 vs 1991–2020)2023: 53.9°F (+0.9 vs 1991–2020)2024: 53.6°F (+0.6 vs 1991–2020)2025: 54.0°F (+1.0 vs 1991–2020)19452025annual mean temperature · warmer ▲ redder

Days Above / Below the Mark

4 days ≥90°F in 2026 · normal 3 · record 13 in 2022
13 days ≤32°F in 2026 · normal 32 · record 76 in 1985

The Full Record

Every day of the year, record and normal high & low with the year each record was set. Type to filter, click a column to sort.
Show me the data — the full daily record
DateRec HighYrNorm HiNorm LoRec LowYr
Jan 158°200646°36°10°1952
Jan 256°200346°36°6°1950
Jan 362°202046°37°6°1950
Jan 461°198446°36°14°1950
Jan 559°202346°37°15°1982
Jan 657°200246°37°14°1982
Jan 759°200246°37°19°1973
Jan 854°195346°37°18°1949
Jan 960°194546°36°13°1949
Jan 1059°198146°37°12°1949
Jan 1161°201946°37°12°1963
Jan 1259°198646°37°13°1963
Jan 1358°201847°37°11°1950
Jan 1459°196847°37°8°1950
Jan 1564°201847°37°15°1950
Jan 1656°201847°37°13°1950
Jan 1758°194647°37°15°1950
Jan 1860°200547°37°9°1950
Jan 1962°200547°37°18°1954
Jan 2064°198147°37°16°1954
Jan 2162°198147°37°13°1962
Jan 2260°198148°38°19°1962
Jan 2356°200148°38°16°1949
Jan 2458°199548°38°10°1950
Jan 2563°201548°38°7°1950
Jan 2661°201548°38°9°1957
Jan 2758°195248°38°11°1957
Jan 2861°202448°38°7°1950
Jan 2961°202448°38°6°1950
Jan 3061°202449°38°7°1950
Jan 3161°196049°38°0°1950
Feb 163°196249°38°1°1950
Feb 264°196249°38°8°1950
Feb 363°199249°37°8°1950
Feb 463°199349°38°7°1989
Feb 562°198749°38°14°1989
Feb 664°199349°38°18°1989
Feb 766°196349°37°20°1989
Feb 868°196349°37°22°1994
Feb 963°201649°38°25°2019
Feb 1065°196349°38°21°2019
Feb 1162°196349°38°23°1948
Feb 1266°196349°38°20°2025
Feb 1360°201549°38°18°1949
Feb 1463°199149°37°22°1990
Feb 1565°199650°37°13°1956
Feb 1659°201550°37°13°1956
Feb 1763°201650°37°23°1990
Feb 1862°197750°37°20°1990
Feb 1967°197749°37°22°1986
Feb 2062°197749°37°25°1955
Feb 2167°197350°37°25°1957
Feb 2264°196650°37°26°2018
Feb 2361°195850°37°23°2022
Feb 2462°194950°37°22°2023
Feb 2564°199250°37°20°2011
Feb 2667°199250°37°18°1962
Feb 2770°196850°37°20°1962
Feb 2868°196850°37°24°1951
Feb 2968°196850°37°23°1971
Mar 164°196550°37°22°1989
Mar 269°196551°38°20°1989
Mar 368°196551°38°11°1955
Mar 466°196552°38°13°1955
Mar 568°200752°39°26°1951
Mar 666°200152°39°26°1951
Mar 767°200552°39°28°1951
Mar 867°198152°39°28°1951
Mar 968°197952°39°25°1951
Mar 1065°196552°39°20°1956
Mar 1173°201853°39°23°1956
Mar 1270°197953°39°25°1956
Mar 1366°194753°39°26°1953
Mar 1472°194753°40°30°1955
Mar 1572°194754°40°30°1951
Mar 1674°202454°40°27°1951
Mar 1776°201954°40°29°1954
Mar 1879°201954°40°27°1965
Mar 1979°201954°40°26°1955
Mar 2069°196854°40°29°1954
Mar 2169°199254°40°29°1952
Mar 2268°197954°40°28°1952
Mar 2368°201055°40°30°1965
Mar 2473°202555°40°31°1954
Mar 2570°196955°40°30°1947
Mar 2671°199455°40°26°1975
Mar 2773°199455°40°26°1954
Mar 2874°199455°40°24°1954
Mar 2978°200455°40°27°1954
Mar 3075°198755°41°30°1949
Mar 3182°198755°41°29°1953
Apr 172°199256°41°30°1963
Apr 276°199256°41°30°1976
Apr 375°196656°41°32°1948
Apr 473°196656°41°29°1975
Apr 578°200756°42°32°1946
Apr 673°202256°41°31°1956
Apr 778°199656°42°29°1952
Apr 876°201657°42°29°1952
Apr 972°198957°42°30°1953
Apr 1074°198857°42°34°1972
Apr 1180°200457°42°33°2022
Apr 1279°200858°42°32°1945
Apr 1375°197458°43°33°1955
Apr 1483°198458°43°33°1967
Apr 1581°194758°43°35°1952
Apr 1680°202159°43°34°1960
Apr 1780°201659°43°33°1964
Apr 1889°201659°43°33°1961
Apr 1984°201659°43°30°1961
Apr 2081°201660°44°29°1951
Apr 2178°197760°44°33°1952
Apr 2274°201260°44°31°1954
Apr 2377°201860°44°30°1950
Apr 2475°201861°44°35°1955
Apr 2582°194761°44°34°1948
Apr 2681°198761°45°32°1948
Apr 2780°202361°45°31°1948
Apr 2877°198961°45°34°1952
Apr 2982°201462°45°31°1952
Apr 3085°197662°45°28°1954
May 187°194562°45°35°1953
May 287°201662°46°33°1952
May 382°195363°46°33°1962
May 486°195363°46°33°1947
May 587°201363°46°36°1965
May 681°198764°46°33°1962
May 784°196964°47°36°1999
May 883°201964°47°38°1955
May 986°201964°47°37°1947
May 1087°197165°47°35°1953
May 1183°198865°48°38°1956
May 1286°202365°48°38°1964
May 1389°202365°48°37°1956
May 1488°202365°48°36°1964
May 1584°198566°48°38°1964
May 1684°200866°49°39°1966
May 1790°200866°49°37°1950
May 1888°196366°49°38°1975
May 1992°196366°49°40°1948
May 2093°196366°49°40°1960
May 2186°196967°50°39°1955
May 2290°196967°50°37°1950
May 2385°199367°50°37°1950
May 2489°199267°50°40°1950
May 2589°200567°50°37°1964
May 2689°200567°50°37°1966
May 2792°198368°50°38°1954
May 2891°197268°50°35°1951
May 2987°200768°51°36°1951
May 3087°195668°51°35°1953
May 3194°197068°51°40°1951
Jun 194°197068°51°40°1951
Jun 289°200968°51°42°1962
Jun 391°200968°51°41°1962
Jun 492°197868°51°41°1953
Jun 593°201668°51°42°1962
Jun 690°200368°51°42°1946
Jun 790°202568°51°42°2002
Jun 896°195568°52°44°1946
Jun 983°198268°52°43°1946
Jun 1087°201968°52°44°1962
Jun 1195°201968°52°40°1952
Jun 1294°200269°52°38°1952
Jun 1389°202669°52°42°1952
Jun 1491°202669°52°43°1949
Jun 1588°196169°52°42°1954
Jun 1691°196969°52°43°1954
Jun 1794°198270°52°43°1954
Jun 1892°198270°53°43°1951
Jun 1988°201871°53°44°1960
Jun 2089°202171°53°43°1947
Jun 2191°195872°53°45°1960
Jun 2292°199272°54°45°1952
Jun 2392°199272°54°40°1952
Jun 2496°201773°54°45°1949
Jun 25102°202173°54°45°1956
Jun 26104°202173°54°45°1949
Jun 27108°202173°54°45°1949
Jun 2893°198774°55°45°1949
Jun 2996°199574°55°43°1949
Jun 3094°201474°55°45°1949
Jul 193°201574°55°43°1954
Jul 292°196874°55°44°1948
Jul 392°201575°55°43°1949
Jul 491°195875°55°47°1951
Jul 590°195875°55°45°1949
Jul 694°196075°56°46°1952
Jul 795°201075°56°47°1950
Jul 895°202475°56°48°1948
Jul 998°202475°56°47°1947
Jul 1098°200776°56°46°1960
Jul 1197°196176°56°47°1954
Jul 1293°196176°56°50°1948
Jul 1389°199676°56°50°1948
Jul 1493°201876°57°49°1982
Jul 1598°197977°57°50°1953
Jul 1696°197976°57°48°1950
Jul 1793°199577°57°49°1946
Jul 1895°201577°57°47°1952
Jul 19100°199477°57°50°1953
Jul 2097°200677°57°48°1951
Jul 2196°200678°57°49°1952
Jul 2299°199178°57°47°1955
Jul 2396°200478°57°43°1953
Jul 2495°200478°57°47°1954
Jul 2594°198878°57°48°1948
Jul 2695°195878°57°47°1951
Jul 2797°195878°57°46°1956
Jul 28103°200978°57°45°1954
Jul 2996°200978°57°48°1951
Jul 3095°202278°57°47°1954
Jul 3192°194978°57°48°1945
Aug 191°201778°57°46°1953
Aug 294°201778°57°47°1946
Aug 395°199378°57°44°1950
Aug 493°201278°57°46°1947
Aug 593°201278°57°46°1947
Aug 692°201878°57°49°1947
Aug 795°197278°57°47°1974
Aug 899°198178°57°47°1950
Aug 999°196078°57°46°1954
Aug 1096°201478°57°46°1954
Aug 1196°197778°57°48°1956
Aug 1292°200277°57°44°1955
Aug 1395°201077°57°44°1955
Aug 1496°201077°57°47°1955
Aug 1598°196777°57°47°1946
Aug 1698°202077°57°45°1951
Aug 1791°201277°57°47°1951
Aug 1889°201577°57°47°1945
Aug 1995°201677°57°45°1945
Aug 2091°201677°57°44°1947
Aug 2189°201876°56°47°1952
Aug 2290°202576°56°45°1960
Aug 2391°198876°56°45°1951
Aug 2491°202576°56°45°1954
Aug 2591°198675°56°46°1957
Aug 2692°201675°56°46°1955
Aug 2795°196775°56°44°1952
Aug 2891°197475°56°44°1951
Aug 2990°202275°56°45°1950
Aug 3092°198775°55°46°1950
Aug 3191°198774°55°46°1973
Sep 191°197474°55°47°1951
Sep 298°198874°55°41°1960
Sep 392°198874°55°45°1956
Sep 488°197374°55°42°1947
Sep 590°201473°55°44°1947
Sep 694°198173°54°45°1948
Sep 790°201273°54°43°1950
Sep 889°196373°54°41°1945
Sep 992°202272°54°40°1952
Sep 1093°201372°54°39°1952
Sep 1185°196172°54°40°1952
Sep 1287°199971°54°41°1970
Sep 1393°197971°54°39°1952
Sep 1493°196771°53°43°1969
Sep 1591°196770°53°42°1952
Sep 1685°199170°53°41°1947
Sep 1785°199170°53°38°1947
Sep 1882°199969°53°40°1947
Sep 1988°197469°52°40°1949
Sep 2088°197469°52°39°1955
Sep 2192°199069°52°37°1955
Sep 2285°195268°52°40°1956
Sep 2389°197468°52°39°1955
Sep 2485°199168°51°38°1948
Sep 2582°202268°51°36°1972
Sep 2689°196767°51°39°1972
Sep 2786°201767°51°35°1972
Sep 2881°199367°50°37°1954
Sep 2981°198766°50°36°1950
Sep 3089°198766°50°35°1950
Oct 180°202265°50°35°1950
Oct 280°199365°50°39°1949
Oct 377°198064°49°38°1957
Oct 479°199164°49°38°1974
Oct 582°198063°49°37°1946
Oct 679°202363°48°37°1983
Oct 780°195162°48°39°1949
Oct 875°199362°48°37°1985
Oct 979°199662°48°34°1946
Oct 1083°199162°48°36°1946
Oct 1173°196461°48°36°2021
Oct 1275°196161°47°35°1954
Oct 1380°196160°47°36°1949
Oct 1477°199160°47°35°1946
Oct 1588°202260°47°32°1946
Oct 1674°198959°46°34°1949
Oct 1771°202359°46°32°1949
Oct 1872°201459°46°28°1949
Oct 1969°196458°46°29°1949
Oct 2072°196558°46°32°1949
Oct 2170°196558°45°34°1950
Oct 2273°196557°45°32°1953
Oct 2373°199257°45°33°1954
Oct 2467°196557°45°31°1954
Oct 2565°199856°44°29°1954
Oct 2666°199056°44°31°1970
Oct 2768°201756°44°29°1946
Oct 2867°201655°43°31°1970
Oct 2966°196755°43°30°1991
Oct 3071°194955°43°30°2003
Oct 3167°198155°43°30°2003
Nov 172°197054°43°31°1946
Nov 274°201054°43°29°1953
Nov 374°194954°43°30°1957
Nov 471°198054°42°31°1961
Nov 565°196054°42°30°2003
Nov 665°197654°42°28°1945
Nov 766°201653°42°26°1945
Nov 870°201653°42°27°1948
Nov 964°201653°42°27°1948
Nov 1065°199053°42°15°1955
Nov 1161°201652°42°13°1955
Nov 1262°199752°42°14°1955
Nov 1365°199552°41°9°1955
Nov 1462°200152°41°6°1955
Nov 1568°196551°40°21°1955
Nov 1663°197651°40°23°1955
Nov 1763°202050°40°27°2000
Nov 1860°196550°40°23°1946
Nov 1964°198750°40°24°1946
Nov 2062°195450°39°21°1977
Nov 2168°201749°39°14°1985
Nov 2259°201749°39°10°1985
Nov 2359°197449°38°14°2010
Nov 2459°194948°38°18°1985
Nov 2561°194948°38°27°1993
Nov 2658°201348°38°19°1985
Nov 2759°199948°38°18°2006
Nov 2859°199948°38°17°1952
Nov 2957°195148°37°21°1985
Nov 3059°201247°37°20°1985
Dec 157°195847°37°25°1985
Dec 260°196547°37°27°1994
Dec 360°194547°37°21°1994
Dec 459°202347°37°23°2013
Dec 558°202047°37°23°1956
Dec 658°201447°37°19°1956
Dec 760°201547°37°18°1972
Dec 861°201447°37°13°1972
Dec 966°201447°37°16°2009
Dec 1059°200446°37°21°1972
Dec 1160°199546°37°23°2009
Dec 1260°196046°37°21°1945
Dec 1359°195246°37°18°1945
Dec 1458°195246°37°22°2008
Dec 1563°198046°37°19°2008
Dec 1657°199446°37°10°1964
Dec 1756°202446°37°11°1964
Dec 1856°196946°36°17°1949
Dec 1959°201846°36°14°1990
Dec 2059°202446°36°12°1990
Dec 2159°202046°36°14°1983
Dec 2258°195046°36°9°1983
Dec 2362°200546°36°17°1983
Dec 2458°200546°36°16°1948
Dec 2560°198046°36°20°2021
Dec 2662°198046°36°17°2021
Dec 2757°198046°36°12°1990
Dec 2863°202346°36°12°1990
Dec 2956°194546°36°8°1968
Dec 3056°196346°36°6°1968
Dec 3156°199646°36°13°1968
Forecast & records → Seattle Tacoma station On This Day → national almanac
Data: NOAA/NWS Threaded Extremes (threadex) · normals 1991–2020 · part of Weather Trader