North Chicopee climate — normals and trends
North Chicopee (United States) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 9.6 °C and it receives 1,075 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (22.5 °C on average) and the coldest is January (-3.6 °C). Rainfall peaks in December.
North Chicopee averages 117 frost days, 19 hot days (≥ 30 °C) and 119 rainy days per year.
North Chicopee has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 128 to 106 per year over the period.
The hottest day of the period reached 38.0 °C (on 22 July 2011) and the coldest -27.2 °C (on 13 February 1967).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
North ChicopeeMassachusetts
- coords
- 42.18°, -72.60°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.6°C
Average daily high
14.5°C
Average daily low
4.9°C
Annual rainfall
1,075mm
Sunshine / day
8.7h
Mean relative humidity
69%
Average peak wind
15.4km/h
Seasonal range
26.1°C
Frost days (< 0 °C)
117 d/yr
Hot days (≥ 30 °C)
19 d/yr
Rainy days (≥ 1 mm)
119 d/yr
Annual snowfall
112.7 cm
Average feels-like high
12.6 °C
Average feels-like low
2.3 °C
Average peak gust
37.1 km/h
Tropical nights (≥ 20 °C)
15 d/yr
Solar radiation
14.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.44 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
38.0 °C
22 July 2011
Coldest day
-27.2 °C
13 February 1967
Wettest day
218 mm
19 August 1955
Windiest day
47.7 km/h
25 November 1950
Strongest gust
136.8 km/h
25 November 1950
Hottest feels-like
42.4 °C
1 July 2018
Coldest feels-like
-32.9 °C
21 December 1942
Snowiest day
31.4 cm
14 March 2017
Sunniest day
14.7 h
9 June 1957
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 0.4 °C | -0.3 °C | 43 mm | -42 mm |
| Feb | 1.7 °C | -0.5 °C | 82 mm | +1 mm |
| Mar | 10.5 °C | +3.5 °C | 93 mm | -4 mm |
| Apr | 15.6 °C | +1.9 °C | 100 mm | +5 mm |
| May | 19.5 °C | -0.3 °C | 213 mm | +121 mm |
| Jun | 25.7 °C | +1.0 °C | 63 mm | -22 mm |
| Jul | 29.4 °C | +1.8 °C | 92 mm | +9 mm |
| Aug | 26.8 °C | +0.3 °C | 29 mm | -59 mm |
| Sep | 24.3 °C | +2.0 °C | 74 mm | -12 mm |
| Oct | 16.8 °C | +0.6 °C | 104 mm | +12 mm |
| Nov | 9.1 °C | -0.5 °C | 64 mm | -29 mm |
| Dec | 1.8 °C | -1.4 °C | 85 mm | -13 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of North Chicopee?
North Chicopee has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 9.6 °C and it receives 1,075 mm of precipitation per year.
What is the hottest day ever recorded in North Chicopee?
The hottest day measured in North Chicopee between 1940 and 2025 was 22 July 2011, reaching 38.0 °C.
What is the coldest day in North Chicopee?
The coldest day measured in North Chicopee between 1940 and 2025 was 13 February 1967, at -27.2 °C.
Does it snow in North Chicopee?
Yes. North Chicopee gets on average 112.7 cm of snow per year and has around 117 frost days.
Has the climate of North Chicopee warmed?
Yes: North Chicopee warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in North Chicopee?
The wettest day measured in North Chicopee between 1940 and 2025 was 19 August 1955, with 218 mm of rain in 24 hours.
What was the windiest day in North Chicopee?
The windiest day measured in North Chicopee between 1940 and 2025 was 25 November 1950, with winds reaching 47.7 km/h.
What is the warmest month in North Chicopee?
The warmest month in North Chicopee is July (22.5 °C on average); the coldest is January (-3.6 °C).
How much does it rain in North Chicopee?
North Chicopee receives on average 1,075 mm of precipitation per year, spread over about 119 rainy days.
Is it sunny in North Chicopee?
North Chicopee gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.
What is the biggest single-day snowfall in North Chicopee?
The heaviest 24-hour snowfall measured in North Chicopee between 1940 and 2025 was 14 March 2017, with 31.4 cm.
Are there tropical nights in North Chicopee?
Yes: North Chicopee has on average 15 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in North Chicopee?
In North Chicopee, between 1940 and 2025, the highest apparent temperature reached 42.4 °C on 1 July 2018, and the lowest was -32.9 °C on 21 December 1942.
Compare North Chicopee with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around North Chicopee