Manchester, NH
New Hampshire · Records since 1885–2026
☀️ 77°F
Currently in Manchester
As of 8:00 PM EDT
Records for July 28
🔥 Record High
97°F
July 28, 1949
+13° from 84° normal❄ Record Low
45°F
July 28, 1891
-19° from 64° normal
🌞 Normal high: 84°F 🌑 Normal low: 64°F 1991–2020 normals
All-Time Records — Manchester
103°F
Hottest Day Ever
Jul 22, 2011
-29°F
Coldest Day Ever
Feb 16, 1943
7.08"
Wettest Day Ever
Jul 25, 1887
17.3"
Most Snow in One Day
Jan 4, 1941
Top 10 Record Highs — July 28
| # | Temp | Date |
|---|---|---|
| 🏆 | 97°F | July 28, 1949 |
| 2 | 95°F | July 28, 2025 |
| 3 | 94°F | July 28, 2016 |
| 4 | 94°F | July 28, 1952 |
| 5 | 93°F | July 28, 2023 |
| 6 | 93°F | July 28, 1970 |
| 7 | 93°F | July 28, 1931 |
| 8 | 92°F | July 28, 2022 |
| 9 | 92°F | July 28, 1940 |
| 10 | 91°F | July 28, 2019 |
Top 5 Record Lows — July 28
| # | Temp | Date |
|---|---|---|
| 🥶 | 45°F | July 28, 1891 |
| 2 | 49°F | July 28, 1888 |
| 3 | 50°F | July 28, 1968 |
| 4 | 50°F | July 28, 1946 |
| 5 | 51°F | July 28, 2001 |
Heat Wave Summary — Manchester
threshold: 90°F (90th percentile of historical Jun–Aug highs)3.9
Avg heat wave length
days (historical)
95°
Avg peak temp
during heat waves
3
Dangerous nights 2026
Overnights ≥ 70°F
2
Heat waves 2026
so far
2026 Daily High Temperature vs Normal
Year to date
Above normal
Below normal
95 of 207 days with data were above the 1991–2020 normal high for their date.
Days ≥ 90°F Per Year
1885–202611
2026 so far
13
Avg/year 1970–2025
24
Avg/year (last 10 complete)
36
Most in a year (1955)
Average Daily High by Decade
Full year · complete decades only
Longest Heat Waves — Manchester
| # | Dates | Days | Peak | Avg High | Avg Overnight Low |
|---|---|---|---|---|---|
| 🏆 | Jul 5, 2024 – Jul 18, 2024 | 14 | 97°F (Jul 15) | 94°F | 70°F |
| 2 | Aug 11, 2002 – Aug 19, 2002 | 9 | 98°F (Aug 14) | 95°F | 69°F |
| 3 | Aug 2, 2022 – Aug 9, 2022 | 8 | 99°F (Aug 4) | 95°F | 71°F |
| 4 | Jul 25, 2020 – Aug 1, 2020 | 8 | 96°F (Jul 27) | 92°F | 70°F |
| 5 | Jul 3, 2010 – Jul 9, 2010 | 7 | 99°F (Jul 5) | 94°F | 70°F |
| 6 | Jun 29, 2018 – Jul 5, 2018 | 7 | 95°F (Jul 1) | 93°F | 71°F |
| 7 | Jun 29, 1955 – Jul 5, 1955 | 7 | 94°F (Jul 2) | 92°F | 65°F |
| 8 | Aug 6, 1949 – Aug 11, 1949 | 6 | 100°F (Aug 10) | 95°F | 65°F |
| 9 | Aug 28, 1953 – Sep 2, 1953 | 6 | 100°F (Sep 2) | 95°F | 62°F |
| 10 | Jul 31, 1955 – Aug 5, 1955 | 6 | 100°F (Aug 1) | 95°F | 64°F |
Heat Waves Per Year
Warm Summer Nights (Jun–Aug)
Nights where the overnight low exceeded the 1991–2020 normal low
17
2026 so far
above-normal nights
39.5
Avg / summer
1970–2020
66
Most in a summer
2020
Above-Normal Summer Nights Per Year
Average June–August Low by Decade
Overnight lows · complete decades only
Precipitation
Actual vs. 1991–2020 full-month and full-season normals
17.37"
2026 YTD
Normal: 22.11"
-4.74"
1.77"
July so far
July normal: 3.30"
-1.53"
5.21"
Summer so far
Summer normal: 10.69"
-5.48"
1
2026 heavy rain days
Days with ≥ 1.0"
Monthly Precipitation — Last 24 Months
Blue = actual · dashed line = monthly normal
Annual Precipitation Per Year (1970–2026)
Blue = above average · tan = below average · gold = 2026 (partial)
Heavy Rain Days Per Year (≥ 1.0")
Compare year-to-year changes in days with heavy rainfall (≥ 1.0")