California · THREADEX · 1899–2026

Merced, CA

37.286°N, 120.518°W · station MCEthr · 128 years of record
62°F
forecast low · Jul 17

7-Day Forecast

NWS NDFD forecast low temperature for Merced.
68°TUE7/1467°WED7/1564°THU7/1662°FRI7/1763°SAT7/1864°SUN7/19

This Day in History · Jul 17

Today ranks

#55 / 120
coldest Jul 17 in 120 yrs of record

Coldest Jul 17 ever

40°F
set in 1904

Mildest Jul 17 ever

80°F
set in 1925

Coldest Jul 17 — Year by Year

Every year's low on Jul 17 at Merced. The forecast line shows where today lands; the ringed bar is the coldest on record.
4060801899: 64°F1902: 59°F1903: 60°F1904: 40°F1906: 62°F1907: 71°F1908: 70°F1910: 64°F1911: 75°F1912: 78°F1913: 61°F1914: 65°F1915: 62°F1916: 57°F1917: 66°F1918: 59°F1919: 65°F1920: 58°F1921: 67°F1922: 65°F1923: 56°F1924: 58°F1925: 80°F1926: 77°F1927: 63°F1928: 63°F1929: 63°F1930: 64°F1931: 62°F1932: 62°F1933: 65°F1934: 61°F1935: 70°F1936: 65°F1937: 55°F1938: 61°F1939: 56°F1940: 55°F1941: 62°F1942: 60°F1943: 54°F1945: 63°F1946: 55°F1947: 55°F1948: 64°F1949: 60°F1950: 57°F1951: 63°F1952: 64°F1953: 65°F1954: 63°F1955: 58°F1957: 48°F1958: 56°F1959: 61°F1960: 59°F1962: 63°F1963: 54°F1964: 68°F1965: 66°F1966: 59°F1967: 63°F1968: 56°F1969: 60°F1970: 57°F1971: 68°F1972: 70°F1973: 60°F1974: 56°F1975: 62°F1976: 67°F1977: 68°F1978: 57°F1979: 58°F1980: 60°F1981: 55°F1982: 54°F1983: 54°F1984: 70°F1985: 64°F1986: 54°F1987: 50°F1988: 63°F1989: 60°F1990: 66°F1991: 61°F1992: 64°F1993: 56°F1994: 64°F1995: 71°F1996: 59°F1997: 67°F1998: 68°F1999: 58°F2000: 61°F2001: 54°F2002: 62°F2003: 66°F2004: 64°F2005: 68°F2006: 68°F2007: 58°F2008: 61°F2009: 66°F2010: 68°F2011: 60°F2012: 62°F2013: 58°F2014: 65°F2015: 65°F2016: 63°F2017: 65°F2018: 65°F2019: 59°F2020: 66°F2021: 59°F2022: 71°F2023: 76°F2024: 64°F2025: 58°F62° forecast189919042025

The Numbers

Forecast low · Jul 1762°F
Coldest this date since2025
This-date record40°F
This-date rank#55 of 120
Coldest at any time since2026
All-time record15°F (1990)
Odds to tie/break0.0% (daily)
Period of record1899–2026

Record Book

The hottest and coldest ever recorded at Merced in each calendar month, and for the whole 1899–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan75°F195316°F1949
Feb84°F193020°F1904
Mar90°F202620°F1908
Apr98°F198525°F1979
May109°F192830°F1978
Jun111°F192537°F1979
Jul114°F190240°F1904
Aug114°F190536°F1979
Sep116°F202232°F1906
Oct106°F202428°F1905
Nov90°F193021°F1906
Dec76°F191215°F1990
All-time116°F202215°F1990

2026 Records So Far

Records set or tied at Merced so far this year — through Jul 11.

Record Highs in 2026

6 broke
plus 1 tied — daily record highs set this year
Monthly high record this year: Mar (90°F)

Record Lows in 2026

0 broke
plus 0 tied — daily record lows set this year

Cold Streaks

Current run

0 days
consecutive days with a low ≤ 32°F

Longest ever

49 days
record run, ended Feb 3 1904

So far in 2026

8 days
days with a low ≤ 32°F this year

Climate Normals

Normal low & low by month, from Merced's own 1991–2020 record. Today's normal low: 62°F · forecast is +0° vs normal.
Jan: 56°FJan: 38°FFeb: 62°FFeb: 40°FMar: 68°FMar: 43°FApr: 74°FApr: 46°FMay: 83°FMay: 52°FJun: 91°FJun: 58°FJul: 96°FJul: 62°FAug: 95°FAug: 61°FSep: 91°FSep: 57°FOct: 80°FOct: 49°FNov: 66°FNov: 41°FDec: 56°FDec: 37°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise4:52 AM
Sunset7:23 PM
Solar noon12:08 PM
Daylight14h 31m · losing 7 min/wk
Local standard time (no DST), level horizon.

Location

37.29°N, 120.52°W

Nearby Stations

Madera, CA30 mi SEFresno, CA56 mi SEStockton, CA56 mi NWSan Jose, CA77 mi WHanford, CA83 mi SESacramento, CA99 mi NW

The Last 6 Weeks

Merced's observed daily low for the last six weeks — a white ring marks any day that broke or tied its daily record for that date.
Merced, CA — last six weeks of daily low

2026 So Far

Every day this year against Merced's own record — the record low, the normal, and the full span ever seen. A shareable look at where the year stands.
Merced, CA — 2026 daily low trace
Download year chart

Every Day Since 1899

Each cell is one day's low at Merced, coloured by temperature — 128 years of record, so heat waves read as warm streaks and cold snaps as blue.
Merced, CA daily low heat map 1899–2026

Days Below the Mark

How many days a year hit a given low at Merced — counted through Jul 17 each year, so you can see whether 2026 is running cold. Pick a threshold:
8 days ≤32°F so far in 2026 — tied for the 102nd most in 128 years. Normal for this point: 16. Record: 48 in 1903.

Share Card

A ready-to-share summary of Merced's outlook — post it, or link this page.
Merced, CA cold share card
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part of Weather Trader · supported by Substack Subscribers · data: NWS NDFD forecast + NOAA/ACIS ThreadEx records · updated 2026-07-13T14:03:07Z
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