Kalamazoo climate — normals and trends
Kalamazoo (United States) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 9.1 °C and it receives 989 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 (22.0 °C on average) and the coldest is January (-4.6 °C). Rainfall peaks in June.
Kalamazoo averages 127 frost days, 17 hot days (≥ 30 °C) and 133 rainy days per year.
Kalamazoo has warmed by +2.1 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The number of frost days there went from about 142 to 112 per year over the period.
The hottest day of the period reached 38.3 °C (on 6 July 2012) and the coldest -29.8 °C (on 3 February 1996).
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
KalamazooMichigan
- coords
- 42.29°, -85.59°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.1°C
Average daily high
13.8°C
Average daily low
4.5°C
Annual rainfall
989mm
Sunshine / day
8.5h
Mean relative humidity
74%
Average peak wind
17.7km/h
Seasonal range
26.6°C
Frost days (< 0 °C)
127 d/yr
Hot days (≥ 30 °C)
17 d/yr
Rainy days (≥ 1 mm)
133 d/yr
Annual snowfall
97.5 cm
Average feels-like high
11.9 °C
Average feels-like low
1.6 °C
Average peak gust
38.6 km/h
Tropical nights (≥ 20 °C)
15 d/yr
Solar radiation
14.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.2 °C per decade · r² = 0.42 · 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
38.3 °C
6 July 2012
Coldest day
-29.8 °C
3 February 1996
Wettest day
86 mm
11 May 1943
Windiest day
51.3 km/h
15 March 1959
Strongest gust
102.6 km/h
18 January 1949
Hottest feels-like
43.9 °C
14 July 1995
Coldest feels-like
-35.2 °C
3 February 1996
Snowiest day
32.3 cm
26 January 1978
Sunniest day
14.8 h
22 June 2025
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 | -2.2 °C | -1.0 °C | 53 mm | -10 mm |
| Feb | 0.1 °C | -0.2 °C | 40 mm | -14 mm |
| Mar | 11.6 °C | +5.2 °C | 98 mm | +21 mm |
| Apr | 15.1 °C | +1.4 °C | 85 mm | -12 mm |
| May | 19.0 °C | -1.0 °C | 131 mm | +30 mm |
| Jun | 27.2 °C | +2.0 °C | 133 mm | +30 mm |
| Jul | 28.3 °C | +1.0 °C | 161 mm | +63 mm |
| Aug | 26.0 °C | -0.3 °C | 70 mm | -22 mm |
| Sep | 24.5 °C | +2.1 °C | 39 mm | -41 mm |
| Oct | 18.0 °C | +2.2 °C | 88 mm | +8 mm |
| Nov | 7.9 °C | +0.1 °C | 57 mm | -19 mm |
| Dec | 0.8 °C | -0.6 °C | 81 mm | +12 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 Kalamazoo?
Kalamazoo has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 9.1 °C and it receives 989 mm of precipitation per year.
What is the hottest day ever recorded in Kalamazoo?
The hottest day measured in Kalamazoo between 1940 and 2025 was 6 July 2012, reaching 38.3 °C.
What is the coldest day in Kalamazoo?
The coldest day measured in Kalamazoo between 1940 and 2025 was 3 February 1996, at -29.8 °C.
Does it snow in Kalamazoo?
Yes. Kalamazoo gets on average 97.5 cm of snow per year and has around 127 frost days.
Has the climate of Kalamazoo warmed?
Yes: Kalamazoo warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kalamazoo?
The wettest day measured in Kalamazoo between 1940 and 2025 was 11 May 1943, with 86 mm of rain in 24 hours.
What was the windiest day in Kalamazoo?
The windiest day measured in Kalamazoo between 1940 and 2025 was 15 March 1959, with winds reaching 51.3 km/h.
What is the warmest month in Kalamazoo?
The warmest month in Kalamazoo is July (22.0 °C on average); the coldest is January (-4.6 °C).
How much does it rain in Kalamazoo?
Kalamazoo receives on average 989 mm of precipitation per year, spread over about 133 rainy days.
Is it sunny in Kalamazoo?
Kalamazoo gets on average 8.5 hours of sunshine per day, roughly 3,103 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kalamazoo?
The heaviest 24-hour snowfall measured in Kalamazoo between 1940 and 2025 was 26 January 1978, with 32.3 cm.
Are there tropical nights in Kalamazoo?
Yes: Kalamazoo has on average 15 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kalamazoo?
In Kalamazoo, between 1940 and 2025, the highest apparent temperature reached 43.9 °C on 14 July 1995, and the lowest was -35.2 °C on 3 February 1996.
Compare Kalamazoo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kalamazoo