Cumberland climate — normals and trends
Cumberland (United States) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 10.3 °C and it receives 1,020 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 (-2.1 °C). Rainfall peaks in May.
Cumberland averages 110 frost days, 17 hot days (≥ 30 °C) and 123 rainy days per year.
Cumberland has warmed by +2.0 °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 124 to 96 per year over the period.
The hottest day of the period reached 36.6 °C (on 14 July 1954) and the coldest -27.4 °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
CumberlandMaryland
- coords
- 39.65°, -78.76°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.3°C
Average daily high
15.3°C
Average daily low
5.6°C
Annual rainfall
1,020mm
Sunshine / day
8.7h
Mean relative humidity
70%
Average peak wind
15.6km/h
Seasonal range
24.3°C
Frost days (< 0 °C)
110 d/yr
Hot days (≥ 30 °C)
17 d/yr
Rainy days (≥ 1 mm)
123 d/yr
Annual snowfall
87.6 cm
Average feels-like high
13.7 °C
Average feels-like low
3.1 °C
Average peak gust
40.3 km/h
Tropical nights (≥ 20 °C)
11 d/yr
Solar radiation
14.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.46 · 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
36.6 °C
14 July 1954
Coldest day
-27.4 °C
19 January 1994
Wettest day
128 mm
15 October 1954
Windiest day
53.2 km/h
3 April 1975
Strongest gust
121.7 km/h
3 April 1975
Hottest feels-like
42.6 °C
15 July 1995
Coldest feels-like
-35.4 °C
21 January 1985
Snowiest day
47.3 cm
13 March 1993
Sunniest day
14.7 h
3 July 2010
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 | -0.8 °C | -2.8 °C | 43 mm | -32 mm |
| Feb | 4.3 °C | +0.5 °C | 70 mm | -4 mm |
| Mar | 14.0 °C | +5.1 °C | 71 mm | -26 mm |
| Apr | 18.1 °C | +2.5 °C | 75 mm | -20 mm |
| May | 20.2 °C | -0.4 °C | 279 mm | +172 mm |
| Jun | 26.9 °C | +1.7 °C | 134 mm | +45 mm |
| Jul | 30.1 °C | +2.6 °C | 104 mm | +23 mm |
| Aug | 26.6 °C | -0.1 °C | 34 mm | -43 mm |
| Sep | 24.9 °C | +1.9 °C | 50 mm | -35 mm |
| Oct | 17.5 °C | +0.8 °C | 74 mm | -7 mm |
| Nov | 10.4 °C | +0.4 °C | 40 mm | -41 mm |
| Dec | 3.8 °C | -0.3 °C | 52 mm | -28 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 Cumberland?
Cumberland has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 10.3 °C and it receives 1,020 mm of precipitation per year.
What is the hottest day ever recorded in Cumberland?
The hottest day measured in Cumberland between 1940 and 2025 was 14 July 1954, reaching 36.6 °C.
What is the coldest day in Cumberland?
The coldest day measured in Cumberland between 1940 and 2025 was 19 January 1994, at -27.4 °C.
Does it snow in Cumberland?
Yes. Cumberland gets on average 87.6 cm of snow per year and has around 110 frost days.
Has the climate of Cumberland warmed?
Yes: Cumberland warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Cumberland?
The wettest day measured in Cumberland between 1940 and 2025 was 15 October 1954, with 128 mm of rain in 24 hours.
What was the windiest day in Cumberland?
The windiest day measured in Cumberland between 1940 and 2025 was 3 April 1975, with winds reaching 53.2 km/h.
What is the warmest month in Cumberland?
The warmest month in Cumberland is July (22.2 °C on average); the coldest is January (-2.1 °C).
How much does it rain in Cumberland?
Cumberland receives on average 1,020 mm of precipitation per year, spread over about 123 rainy days.
Is it sunny in Cumberland?
Cumberland 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 Cumberland?
The heaviest 24-hour snowfall measured in Cumberland between 1940 and 2025 was 13 March 1993, with 47.3 cm.
Are there tropical nights in Cumberland?
Yes: Cumberland has on average 11 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Cumberland?
In Cumberland, between 1940 and 2025, the highest apparent temperature reached 42.6 °C on 15 July 1995, and the lowest was -35.4 °C on 21 January 1985.
Compare Cumberland with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Cumberland