Clermont climate — normals and trends
Clermont (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 21.8 °C and it receives 1,021 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 (27.1 °C on average) and the coldest is January (14.8 °C). Rainfall peaks in August.
Clermont averages 2 frost days, 134 hot days (≥ 30 °C) and 139 rainy days per year.
Clermont has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.3 °C (on 1 June 1945) and the coldest -7.8 °C (on 13 December 1962).
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
ClermontFlorida
- coords
- 28.55°, -81.77°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
21.8°C
Average daily high
27.1°C
Average daily low
17.4°C
Annual rainfall
1,021mm
Sunshine / day
10.0h
Mean relative humidity
75%
Average peak wind
16.1km/h
Seasonal range
12.3°C
Frost days (< 0 °C)
2 d/yr
Hot days (≥ 30 °C)
134 d/yr
Rainy days (≥ 1 mm)
139 d/yr
Annual snowfall
0.0 cm
Average feels-like high
28.8 °C
Average feels-like low
18.3 °C
Average peak gust
33.3 km/h
Tropical nights (≥ 20 °C)
161 d/yr
Solar radiation
17.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.36 · 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
40.3 °C
1 June 1945
Coldest day
-7.8 °C
13 December 1962
Wettest day
169 mm
3 November 1987
Windiest day
71.7 km/h
19 October 1944
Strongest gust
168.1 km/h
19 October 1944
Hottest feels-like
43.9 °C
29 July 2025
Coldest feels-like
-14.5 °C
21 January 1985
Snowiest day
0.4 cm
9 January 2010
Sunniest day
13.0 h
17 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 | 18.4 °C | -2.2 °C | 48 mm | -3 mm |
| Feb | 24.8 °C | +2.8 °C | 64 mm | +9 mm |
| Mar | 26.0 °C | +1.3 °C | 27 mm | -43 mm |
| Apr | 29.7 °C | +2.2 °C | 11 mm | -45 mm |
| May | 31.8 °C | +1.4 °C | 129 mm | +62 mm |
| Jun | 32.1 °C | +0.5 °C | 122 mm | -20 mm |
| Jul | 32.8 °C | +0.9 °C | 193 mm | +40 mm |
| Aug | 32.3 °C | +0.5 °C | 212 mm | +57 mm |
| Sep | 30.8 °C | +0.1 °C | 111 mm | -21 mm |
| Oct | 27.9 °C | -0.1 °C | 51 mm | -8 mm |
| Nov | 25.4 °C | +0.9 °C | 9 mm | -28 mm |
| Dec | 23.6 °C | +1.9 °C | 30 mm | -14 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 Clermont?
Clermont has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 21.8 °C and it receives 1,021 mm of precipitation per year.
What is the hottest day ever recorded in Clermont?
The hottest day measured in Clermont between 1940 and 2025 was 1 June 1945, reaching 40.3 °C.
What is the coldest day in Clermont?
The coldest day measured in Clermont between 1940 and 2025 was 13 December 1962, at -7.8 °C.
Does it snow in Clermont?
Almost never: Clermont sees virtually no snow, with about 2 frost days per year.
Has the climate of Clermont warmed?
Yes: Clermont warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Clermont?
The wettest day measured in Clermont between 1940 and 2025 was 3 November 1987, with 169 mm of rain in 24 hours.
What was the windiest day in Clermont?
The windiest day measured in Clermont between 1940 and 2025 was 19 October 1944, with winds reaching 71.7 km/h.
What is the warmest month in Clermont?
The warmest month in Clermont is July (27.1 °C on average); the coldest is January (14.8 °C).
How much does it rain in Clermont?
Clermont receives on average 1,021 mm of precipitation per year, spread over about 139 rainy days.
Is it sunny in Clermont?
Clermont gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
What is the biggest single-day snowfall in Clermont?
The heaviest 24-hour snowfall measured in Clermont between 1940 and 2025 was 9 January 2010, with 0.4 cm.
Are there tropical nights in Clermont?
Yes: Clermont has on average 161 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Clermont?
In Clermont, between 1940 and 2025, the highest apparent temperature reached 43.9 °C on 29 July 2025, and the lowest was -14.5 °C on 21 January 1985.
Compare Clermont with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Clermont