Holland climate — normals and trends
Holland (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 986 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 (22.2 °C on average) and the coldest is January (-3.9 °C). Rainfall peaks in May.
Holland averages 114 frost days, 5 hot days (≥ 30 °C) and 135 rainy days per year.
Holland has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 132 to 96 per year over the period.
The hottest day of the period reached 35.6 °C (on 6 July 2012) and the coldest -28.6 °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
HollandMichigan
- coords
- 42.79°, -86.11°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.1°C
Average daily high
12.7°C
Average daily low
5.7°C
Annual rainfall
986mm
Sunshine / day
8.7h
Mean relative humidity
74%
Average peak wind
21.8km/h
Seasonal range
26.1°C
Frost days (< 0 °C)
114 d/yr
Hot days (≥ 30 °C)
5 d/yr
Rainy days (≥ 1 mm)
135 d/yr
Annual snowfall
106.7 cm
Average feels-like high
10.4 °C
Average feels-like low
2.3 °C
Average peak gust
40.2 km/h
Tropical nights (≥ 20 °C)
24 d/yr
Solar radiation
14.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.35 · 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
35.6 °C
6 July 2012
Coldest day
-28.6 °C
3 February 1996
Wettest day
82 mm
13 September 2008
Windiest day
64.3 km/h
6 April 1979
Strongest gust
113.4 km/h
6 April 1979
Hottest feels-like
41.1 °C
6 July 2012
Coldest feels-like
-34.4 °C
3 February 1996
Snowiest day
30.2 cm
26 January 1978
Sunniest day
14.8 h
21 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 | -1.6 °C | -0.5 °C | 53 mm | -13 mm |
| Feb | -0.7 °C | -0.1 °C | 36 mm | -14 mm |
| Mar | 9.3 °C | +4.7 °C | 81 mm | +10 mm |
| Apr | 12.5 °C | +1.4 °C | 66 mm | -29 mm |
| May | 16.7 °C | -0.6 °C | 105 mm | +10 mm |
| Jun | 24.8 °C | +1.6 °C | 107 mm | +17 mm |
| Jul | 27.0 °C | +1.1 °C | 80 mm | -14 mm |
| Aug | 25.6 °C | +0.3 °C | 70 mm | -26 mm |
| Sep | 23.7 °C | +2.2 °C | 26 mm | -60 mm |
| Oct | 17.3 °C | +2.2 °C | 94 mm | +8 mm |
| Nov | 7.7 °C | 0.0 °C | 63 mm | -21 mm |
| Dec | 1.3 °C | -0.5 °C | 80 mm | +7 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 Holland?
Holland has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 9.1 °C and it receives 986 mm of precipitation per year.
What is the hottest day ever recorded in Holland?
The hottest day measured in Holland between 1940 and 2025 was 6 July 2012, reaching 35.6 °C.
What is the coldest day in Holland?
The coldest day measured in Holland between 1940 and 2025 was 3 February 1996, at -28.6 °C.
Does it snow in Holland?
Yes. Holland gets on average 106.7 cm of snow per year and has around 114 frost days.
Has the climate of Holland warmed?
Yes: Holland warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Holland?
The wettest day measured in Holland between 1940 and 2025 was 13 September 2008, with 82 mm of rain in 24 hours.
What was the windiest day in Holland?
The windiest day measured in Holland between 1940 and 2025 was 6 April 1979, with winds reaching 64.3 km/h.
What is the warmest month in Holland?
The warmest month in Holland is July (22.2 °C on average); the coldest is January (-3.9 °C).
How much does it rain in Holland?
Holland receives on average 986 mm of precipitation per year, spread over about 135 rainy days.
Is it sunny in Holland?
Holland 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 Holland?
The heaviest 24-hour snowfall measured in Holland between 1940 and 2025 was 26 January 1978, with 30.2 cm.
Are there tropical nights in Holland?
Yes: Holland has on average 24 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Holland?
In Holland, between 1940 and 2025, the highest apparent temperature reached 41.1 °C on 6 July 2012, and the lowest was -34.4 °C on 3 February 1996.
Compare Holland with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Holland