Deva climate — normals and trends
Deva (Romania) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 9.7 °C and it receives 703 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 (19.9 °C on average) and the coldest is January (-1.7 °C). Rainfall peaks in June.
Deva averages 96 frost days, 12 hot days (≥ 30 °C) and 138 rainy days per year.
Deva 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 111 to 81 per year over the period.
The hottest day of the period reached 38.8 °C (on 5 August 2017) and the coldest -29.1 °C (on 24 January 1963).
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
DevaHunedoara County
- coords
- 45.88°, 22.90°
- 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
703mm
Sunshine / day
8.7h
Mean relative humidity
76%
Average peak wind
10.3km/h
Seasonal range
21.6°C
Frost days (< 0 °C)
96 d/yr
Hot days (≥ 30 °C)
12 d/yr
Rainy days (≥ 1 mm)
138 d/yr
Annual snowfall
59.0 cm
Average feels-like high
13.2 °C
Average feels-like low
3.4 °C
Average peak gust
27.9 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
12.8 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
38.8 °C
5 August 2017
Coldest day
-29.1 °C
24 January 1963
Wettest day
110 mm
2 July 1975
Windiest day
33.5 km/h
30 January 1962
Strongest gust
86.8 km/h
18 February 1946
Hottest feels-like
40.1 °C
6 July 1988
Coldest feels-like
-33.6 °C
24 January 1963
Snowiest day
14.8 cm
13 December 1981
Sunniest day
15.0 h
10 June 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 | 6.7 °C | +4.9 °C | 25 mm | -17 mm |
| Feb | 5.6 °C | +1.2 °C | 13 mm | -30 mm |
| Mar | 14.6 °C | +5.1 °C | 67 mm | +19 mm |
| Apr | 17.3 °C | +2.0 °C | 42 mm | -25 mm |
| May | 17.7 °C | -2.2 °C | 119 mm | +37 mm |
| Jun | 28.3 °C | +5.1 °C | 22 mm | -68 mm |
| Jul | 29.0 °C | +3.6 °C | 101 mm | +22 mm |
| Aug | 28.6 °C | +2.9 °C | 106 mm | +45 mm |
| Sep | 23.3 °C | +1.8 °C | 39 mm | -10 mm |
| Oct | 13.4 °C | -2.2 °C | 55 mm | +11 mm |
| Nov | 11.4 °C | +2.6 °C | 64 mm | +16 mm |
| Dec | 5.8 °C | +2.4 °C | 8 mm | -42 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 Deva?
Deva has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 9.7 °C and it receives 703 mm of precipitation per year.
What is the hottest day ever recorded in Deva?
The hottest day measured in Deva between 1940 and 2025 was 5 August 2017, reaching 38.8 °C.
What is the coldest day in Deva?
The coldest day measured in Deva between 1940 and 2025 was 24 January 1963, at -29.1 °C.
Does it snow in Deva?
Yes. Deva gets on average 59.0 cm of snow per year and has around 96 frost days.
Has the climate of Deva warmed?
Yes: Deva warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Deva?
The wettest day measured in Deva between 1940 and 2025 was 2 July 1975, with 110 mm of rain in 24 hours.
What was the windiest day in Deva?
The windiest day measured in Deva between 1940 and 2025 was 30 January 1962, with winds reaching 33.5 km/h.
What is the warmest month in Deva?
The warmest month in Deva is July (19.9 °C on average); the coldest is January (-1.7 °C).
How much does it rain in Deva?
Deva receives on average 703 mm of precipitation per year, spread over about 138 rainy days.
Is it sunny in Deva?
Deva 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 Deva?
The heaviest 24-hour snowfall measured in Deva between 1940 and 2025 was 13 December 1981, with 14.8 cm.
Are there tropical nights in Deva?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Deva.
What was the most extreme apparent temperature in Deva?
In Deva, between 1940 and 2025, the highest apparent temperature reached 40.1 °C on 6 July 1988, and the lowest was -33.6 °C on 24 January 1963.
Compare Deva with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Deva