Sihlea climate — normals and trends
Sihlea (Romania) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 10.5 °C and it receives 638 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 (22.1 °C on average) and the coldest is January (-1.9 °C). Rainfall peaks in June.
Sihlea averages 95 frost days, 19 hot days (≥ 30 °C) and 101 rainy days per year.
Sihlea has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The number of frost days there went from about 114 to 76 per year over the period.
The hottest day of the period reached 39.7 °C (on 23 July 2007) and the coldest -27.5 °C (on 25 January 1942).
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
SihleaVrancea
- coords
- 45.50°, 27.12°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.5°C
Average daily high
15.0°C
Average daily low
6.4°C
Annual rainfall
638mm
Sunshine / day
9.0h
Mean relative humidity
71%
Average peak wind
14.7km/h
Seasonal range
24.0°C
Frost days (< 0 °C)
95 d/yr
Hot days (≥ 30 °C)
19 d/yr
Rainy days (≥ 1 mm)
101 d/yr
Annual snowfall
72.4 cm
Average feels-like high
13.1 °C
Average feels-like low
3.9 °C
Average peak gust
32.4 km/h
Tropical nights (≥ 20 °C)
9 d/yr
Solar radiation
13.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °C
since 1940
+0.3 °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
39.7 °C
23 July 2007
Coldest day
-27.5 °C
25 January 1942
Wettest day
153 mm
12 July 2005
Windiest day
45.5 km/h
6 February 2020
Strongest gust
95.4 km/h
6 February 2020
Hottest feels-like
40.7 °C
7 August 2012
Coldest feels-like
-33.0 °C
25 January 1942
Snowiest day
37.2 cm
20 April 2017
Sunniest day
15.0 h
23 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 | 8.9 °C | +7.3 °C | 9 mm | -31 mm |
| Feb | 2.5 °C | -1.1 °C | 13 mm | -25 mm |
| Mar | 15.0 °C | +6.3 °C | 62 mm | +18 mm |
| Apr | 17.1 °C | +1.7 °C | 23 mm | -35 mm |
| May | 19.4 °C | -1.4 °C | 169 mm | +97 mm |
| Jun | 28.8 °C | +3.9 °C | 33 mm | -47 mm |
| Jul | 31.4 °C | +4.2 °C | 66 mm | -4 mm |
| Aug | 30.0 °C | +3.0 °C | 24 mm | -29 mm |
| Sep | 24.4 °C | +2.0 °C | 30 mm | -15 mm |
| Oct | 15.2 °C | -0.6 °C | 114 mm | +70 mm |
| Nov | 11.4 °C | +2.6 °C | 97 mm | +47 mm |
| Dec | 5.8 °C | +2.3 °C | 24 mm | -22 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 Sihlea?
Sihlea has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 10.5 °C and it receives 638 mm of precipitation per year.
What is the hottest day ever recorded in Sihlea?
The hottest day measured in Sihlea between 1940 and 2025 was 23 July 2007, reaching 39.7 °C.
What is the coldest day in Sihlea?
The coldest day measured in Sihlea between 1940 and 2025 was 25 January 1942, at -27.5 °C.
Does it snow in Sihlea?
Yes. Sihlea gets on average 72.4 cm of snow per year and has around 95 frost days.
Has the climate of Sihlea warmed?
Yes: Sihlea warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sihlea?
The wettest day measured in Sihlea between 1940 and 2025 was 12 July 2005, with 153 mm of rain in 24 hours.
What was the windiest day in Sihlea?
The windiest day measured in Sihlea between 1940 and 2025 was 6 February 2020, with winds reaching 45.5 km/h.
What is the warmest month in Sihlea?
The warmest month in Sihlea is July (22.1 °C on average); the coldest is January (-1.9 °C).
How much does it rain in Sihlea?
Sihlea receives on average 638 mm of precipitation per year, spread over about 101 rainy days.
Is it sunny in Sihlea?
Sihlea 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 Sihlea?
The heaviest 24-hour snowfall measured in Sihlea between 1940 and 2025 was 20 April 2017, with 37.2 cm.
Are there tropical nights in Sihlea?
Yes: Sihlea has on average 9 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Sihlea?
In Sihlea, between 1940 and 2025, the highest apparent temperature reached 40.7 °C on 7 August 2012, and the lowest was -33.0 °C on 25 January 1942.
Compare Sihlea with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sihlea