Nashua weather in May: Nashua, New Hampshire: normal highs, lows, rain and records for May
Nashua in May has a normal high of 69°F and a normal low of 46°F, a daily mean of 58°F, rising from 65°F on the 1st to 73°F by the 31st. The month brings 3.63 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 21°C and low of 8°C, 92 mm of precipitation in May.
- NOAA stationNashua Cwsu
- Station IDUSC00275703
- Location42.73°N 71.48°W
- Elevation180 ft (55 m)
- From the center1 miles
- Population91,851
- Jan 35° 14°
- Feb 38° 16°
- Mar 45° 24°
- Apr 58° 35°
- May 69° 46°
- Jun 79° 56°
- Jul 85° 62°
- Aug 83° 60°
- Sep 75° 52°
- Oct 62° 39°
- Nov 51° 29°
- Dec 40° 20°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Nashua in May?
The normal high is 69°F and the normal low 46°F, for a daily mean of 57.8°F. May is 11.2°F warmer than April and 9.5°F cooler than June. May is the 5th warmest month of the year in Nashua and the 9th wettest. Across the month the normal high rises 8°F, from 65°F on May 1 to 73°F on May 31.
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 65°F | 41°F | – | – |
| May 8 | 67°F | 43°F | – | – |
| May 15 | 69°F | 46°F | – | – |
| May 22 | 71°F | 48°F | – | – |
| May 31 | 73°F | 51°F | – | – |
Every day of May: normal high, low and chance of precipitation (warmest afternoon May 31, coldest night May 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| May 1 | 65°F | 41°F | – | – | 14 h |
| May 2 | 66°F | 41°F | – | – | 14 h 10 min |
| May 3 | 66°F | 42°F | – | – | 14 h 10 min |
| May 4 | 66°F | 42°F | – | – | 14 h 10 min |
| May 5 | 67°F | 42°F | – | – | 14 h 10 min |
| May 6 | 67°F | 43°F | – | – | 14 h 20 min |
| May 7 | 67°F | 43°F | – | – | 14 h 20 min |
| May 8 | 67°F | 43°F | – | – | 14 h 20 min |
| May 9 | 68°F | 44°F | – | – | 14 h 20 min |
| May 10 | 68°F | 44°F | – | – | 14 h 20 min |
| May 11 | 68°F | 45°F | – | – | 14 h 30 min |
| May 12 | 69°F | 45°F | – | – | 14 h 30 min |
| May 13 | 69°F | 45°F | – | – | 14 h 30 min |
| May 14 | 69°F | 46°F | – | – | 14 h 30 min |
| May 15 | 69°F | 46°F | – | – | 14 h 40 min |
| May 16 | 70°F | 46°F | – | – | 14 h 40 min |
| May 17 | 70°F | 47°F | – | – | 14 h 40 min |
| May 18 | 70°F | 47°F | – | – | 14 h 40 min |
| May 19 | 70°F | 47°F | – | – | 14 h 40 min |
| May 20 | 70°F | 48°F | – | – | 14 h 50 min |
| May 21 | 71°F | 48°F | – | – | 14 h 50 min |
| May 22 | 71°F | 48°F | – | – | 14 h 50 min |
| May 23 | 71°F | 49°F | – | – | 14 h 50 min |
| May 24 | 71°F | 49°F | – | – | 14 h 50 min |
| May 25 | 72°F | 49°F | – | – | 14 h 50 min |
| May 26 | 72°F | 50°F | – | – | 15 h |
| May 27 | 72°F | 50°F | – | – | 15 h |
| May 28 | 73°F | 50°F | – | – | 15 h |
| May 29 | 73°F | 51°F | – | – | 15 h |
| May 30 | 73°F | 51°F | – | – | 15 h |
| May 31 | 73°F | 51°F | – | – | 15 h |
- Normal high
- 69°FMay average
- Normal low
- 46°FMay average
- Precipitation
- 3.63 inmonth total
- Days at 90°F or more
- 2
- Nights at 32°F or colder
- 1
- Daylight
- 14 h to 15 hMay 1 to May 31
- Days at 70°F or more
- 16
- Days at 80°F or more
- 8
- Sunshine
- 68%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00275703; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Nashua in May?
In a normal May in Nashua, 2 days reach 90°F and 1 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00275703.
What are the records for May in Nashua?
The May mean against the 1991-2020 normal of 57.8°F: 2021 58.2°F (+0.4), 2022 60.5°F (+2.7), 2023 56.9°F (−0.9), 2024 60.1°F (+2.3), 2025 57.6°F (−0.2), 2026 57.5°F (−0.3). 3 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 58.2°F | +0.4°F | 4.50 in |
| 2022 | 60.5°F | +2.7°F | 2.09 in |
| 2023 | 56.9°F | −0.9°F | 3.51 in |
| 2024 | 60.1°F | +2.3°F | 3.98 in |
| 2025 | 57.6°F | −0.2°F | 9.01 in |
| 2026 | 57.5°F | −0.3°F | 3.90 in |
Source: recent months: ACIS, station USC00275703. Records and recent months use complete months only.
How does May in Nashua compare across New Hampshire?
Across the 28 places PlainClimate covers in New Hampshire, May normal highs run from 64°F in Colebrook to 71°F in Hanover; Nashua's is 69°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.