New Hampshire · THREADEX · 1868–2026
Concord, NH
43.205°N, 71.503°W · station CONthr · 159 years of record
58°F
COLDEST JUL 18 SINCE 2025
forecast low · Jul 18
NWS NDFD forecast low temperature for Concord.
This Day in History · Jul 18
Today ranks
#60 / 157
coldest Jul 18 in 157 yrs of record
Coldest Jul 18 ever
43°F
set in 1908
Mildest Jul 18 ever
74°F
set in 1885
Coldest Jul 18 — Year by Year
Every year's low on Jul 18 at Concord. The forecast line shows where today lands; the ringed bar is the coldest on record.
| Forecast low · Jul 18 | 58°F |
| Coldest this date since | 2025 |
| This-date record | 43°F |
| This-date rank | #60 of 157 |
| Coldest at any time since | 2026 |
| All-time record | -37°F (1943) |
| Odds to tie/break | 0.0% (daily) |
| Period of record | 1868–2026 |
The hottest and coldest ever recorded at Concord in each calendar month, and for the whole 1868–2026 record — with the year each was set.
| Month | Record High | Record Low |
|---|
| Jan | 72°F1876 | -35°F1878 |
| Feb | 74°F2018 | -37°F1943 |
| Mar | 89°F1998 | -20°F1869 |
| Apr | 95°F1976 | 4°F2016 |
| May | 98°F1911 | 21°F1947 |
| Jun | 101°F1919 | 30°F1972 |
| Jul | 102°F1911 | 35°F1965 |
| Aug | 101°F1975 | 29°F1965 |
| Sep | 98°F1953 | 20°F1941 |
| Oct | 92°F1879 | 10°F1969 |
| Nov | 80°F1876 | -17°F1875 |
| Dec | 73°F1998 | -24°F1875 |
| All-time | 102°F1911 | -37°F1943 |
Records set or tied at Concord so far this year — through Jul 11.
Record Highs in 2026
0 broke
plus 1 tied — daily record highs set this year
Record Lows in 2026
0 broke
plus 0 tied — daily record lows set this year
Current run
0 days
consecutive days with a low ≤ 32°F
Longest ever
162 days
record run, ended Apr 26 1873
So far in 2026
103 days
days with a low ≤ 32°F this year
Normal low & low by month, from Concord's own 1991–2020 record. Today's normal low: 59°F · forecast is -1° vs normal.
Sun & Daylight Today
| Sunrise | 4:18 AM |
| Sunset | 7:25 PM |
| Solar noon | 11:52 AM |
| Daylight | 15h 07m · losing 9 min/wk |
Local standard time (no DST), level horizon.
Location
Concord'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.
Every day this year against Concord's own record — the record low, the normal, and the full span ever seen. A shareable look at where the year stands.
Each cell is one day's low at Concord, coloured by temperature — 159 years of record, so heat waves read as warm streaks and cold snaps as blue.
How many days a year hit a given low at Concord — counted through Jul 18 each year, so you can see whether 2026 is running cold. Pick a threshold:
103 days ≤32°F so far in 2026 — tied for the 68th most in 159 years. Normal for this point: 101. Record: 125 in 1873.
A ready-to-share summary of Concord's outlook — post it, or link this page.
See Concord on hottestsince.com →