Hermitage climate — normals and trends
Hermitage (United States) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 9.7 °C and it receives 1,131 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 (21.8 °C on average) and the coldest is January (-3.1 °C). Rainfall peaks in May.
Hermitage averages 114 frost days, 15 hot days (≥ 30 °C) and 151 rainy days per year.
Hermitage 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 100 per year over the period.
The hottest day of the period reached 37.9 °C (on 16 July 1988) and the coldest -29.4 °C (on 19 January 1994).
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
HermitagePennsylvania
- coords
- 41.23°, -80.45°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.7°C
Average daily high
14.5°C
Average daily low
5.3°C
Annual rainfall
1,131mm
Sunshine / day
8.4h
Mean relative humidity
73%
Average peak wind
16.0km/h
Seasonal range
24.9°C
Frost days (< 0 °C)
114 d/yr
Hot days (≥ 30 °C)
15 d/yr
Rainy days (≥ 1 mm)
151 d/yr
Annual snowfall
97.3 cm
Average feels-like high
12.8 °C
Average feels-like low
2.6 °C
Average peak gust
38.2 km/h
Tropical nights (≥ 20 °C)
13 d/yr
Solar radiation
13.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.38 · 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
37.9 °C
16 July 1988
Coldest day
-29.4 °C
19 January 1994
Wettest day
107 mm
8 September 2004
Windiest day
45.0 km/h
3 April 1975
Strongest gust
106.9 km/h
22 December 2013
Hottest feels-like
42.5 °C
15 July 1995
Coldest feels-like
-35.4 °C
19 January 1994
Snowiest day
34.0 cm
25 November 1950
Sunniest day
14.9 h
5 July 1940
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 | -2.0 °C | -2.7 °C | 51 mm | -33 mm |
| Feb | 1.7 °C | -0.7 °C | 98 mm | +22 mm |
| Mar | 12.5 °C | +4.7 °C | 70 mm | -33 mm |
| Apr | 16.0 °C | +1.5 °C | 122 mm | +13 mm |
| May | 19.0 °C | -1.2 °C | 206 mm | +93 mm |
| Jun | 26.3 °C | +1.5 °C | 160 mm | +49 mm |
| Jul | 28.5 °C | +1.5 °C | 89 mm | -10 mm |
| Aug | 26.4 °C | +0.3 °C | 22 mm | -68 mm |
| Sep | 25.5 °C | +3.0 °C | 47 mm | -39 mm |
| Oct | 17.4 °C | +1.2 °C | 94 mm | +14 mm |
| Nov | 8.5 °C | -0.6 °C | 67 mm | -25 mm |
| Dec | 2.4 °C | -0.6 °C | 87 mm | -1 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 Hermitage?
Hermitage has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 9.7 °C and it receives 1,131 mm of precipitation per year.
What is the hottest day ever recorded in Hermitage?
The hottest day measured in Hermitage between 1940 and 2025 was 16 July 1988, reaching 37.9 °C.
What is the coldest day in Hermitage?
The coldest day measured in Hermitage between 1940 and 2025 was 19 January 1994, at -29.4 °C.
Does it snow in Hermitage?
Yes. Hermitage gets on average 97.3 cm of snow per year and has around 114 frost days.
Has the climate of Hermitage warmed?
Yes: Hermitage warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Hermitage?
The wettest day measured in Hermitage between 1940 and 2025 was 8 September 2004, with 107 mm of rain in 24 hours.
What was the windiest day in Hermitage?
The windiest day measured in Hermitage between 1940 and 2025 was 3 April 1975, with winds reaching 45.0 km/h.
What is the warmest month in Hermitage?
The warmest month in Hermitage is July (21.8 °C on average); the coldest is January (-3.1 °C).
How much does it rain in Hermitage?
Hermitage receives on average 1,131 mm of precipitation per year, spread over about 151 rainy days.
Is it sunny in Hermitage?
Hermitage gets on average 8.4 hours of sunshine per day, roughly 3,066 hours per year over 1940-2025.
What is the biggest single-day snowfall in Hermitage?
The heaviest 24-hour snowfall measured in Hermitage between 1940 and 2025 was 25 November 1950, with 34.0 cm.
Are there tropical nights in Hermitage?
Yes: Hermitage has on average 13 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Hermitage?
In Hermitage, between 1940 and 2025, the highest apparent temperature reached 42.5 °C on 15 July 1995, and the lowest was -35.4 °C on 19 January 1994.
Compare Hermitage with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Hermitage