Simeria climate — normals and trends
Simeria (Romania) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.8 °C and it receives 995 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 (18.5 °C on average) and the coldest is January (-2.3 °C). Rainfall peaks in June.
Simeria averages 102 frost days, 6 hot days (≥ 30 °C) and 153 rainy days per year.
Simeria 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 118 to 86 per year over the period.
The hottest day of the period reached 36.0 °C (on 23 July 2022) and the coldest -27.0 °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
SimeriaHunedoara County
- coords
- 45.85°, 23.02°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.8°C
Average daily high
13.5°C
Average daily low
4.6°C
Annual rainfall
995mm
Sunshine / day
9.0h
Mean relative humidity
78%
Average peak wind
9.6km/h
Seasonal range
20.8°C
Frost days (< 0 °C)
102 d/yr
Hot days (≥ 30 °C)
6 d/yr
Rainy days (≥ 1 mm)
153 d/yr
Annual snowfall
100.9 cm
Average feels-like high
12.0 °C
Average feels-like low
2.6 °C
Average peak gust
27.5 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
12.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.2 °C per decade · r² = 0.47 · 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
36.0 °C
23 July 2022
Coldest day
-27.0 °C
24 January 1963
Wettest day
104 mm
2 July 1975
Windiest day
30.2 km/h
18 February 1946
Strongest gust
93.6 km/h
18 February 1946
Hottest feels-like
39.6 °C
6 July 1988
Coldest feels-like
-31.3 °C
24 January 1963
Snowiest day
19.7 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 | 6.3 °C | +5.0 °C | 30 mm | -25 mm |
| Feb | 4.8 °C | +1.2 °C | 17 mm | -39 mm |
| Mar | 13.5 °C | +5.2 °C | 97 mm | +33 mm |
| Apr | 15.7 °C | +1.7 °C | 62 mm | -34 mm |
| May | 16.2 °C | -2.3 °C | 173 mm | +54 mm |
| Jun | 26.1 °C | +4.4 °C | 20 mm | -115 mm |
| Jul | 26.6 °C | +2.8 °C | 131 mm | +14 mm |
| Aug | 26.3 °C | +2.2 °C | 122 mm | +28 mm |
| Sep | 21.9 °C | +1.7 °C | 40 mm | -31 mm |
| Oct | 12.2 °C | -2.6 °C | 85 mm | +24 mm |
| Nov | 10.7 °C | +2.5 °C | 84 mm | +20 mm |
| Dec | 5.4 °C | +2.4 °C | 16 mm | -47 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 Simeria?
Simeria has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.8 °C and it receives 995 mm of precipitation per year.
What is the hottest day ever recorded in Simeria?
The hottest day measured in Simeria between 1940 and 2025 was 23 July 2022, reaching 36.0 °C.
What is the coldest day in Simeria?
The coldest day measured in Simeria between 1940 and 2025 was 24 January 1963, at -27.0 °C.
Does it snow in Simeria?
Yes. Simeria gets on average 100.9 cm of snow per year and has around 102 frost days.
Has the climate of Simeria warmed?
Yes: Simeria warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Simeria?
The wettest day measured in Simeria between 1940 and 2025 was 2 July 1975, with 104 mm of rain in 24 hours.
What was the windiest day in Simeria?
The windiest day measured in Simeria between 1940 and 2025 was 18 February 1946, with winds reaching 30.2 km/h.
What is the warmest month in Simeria?
The warmest month in Simeria is July (18.5 °C on average); the coldest is January (-2.3 °C).
How much does it rain in Simeria?
Simeria receives on average 995 mm of precipitation per year, spread over about 153 rainy days.
Is it sunny in Simeria?
Simeria gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.
What is the biggest single-day snowfall in Simeria?
The heaviest 24-hour snowfall measured in Simeria between 1940 and 2025 was 13 December 1981, with 19.7 cm.
Are there tropical nights in Simeria?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Simeria.
What was the most extreme apparent temperature in Simeria?
In Simeria, between 1940 and 2025, the highest apparent temperature reached 39.6 °C on 6 July 1988, and the lowest was -31.3 °C on 24 January 1963.
Compare Simeria with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Simeria