Jánossomorja climate — normals and trends
Jánossomorja (Hungary) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 11.1 °C and it receives 588 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 (21.7 °C on average) and the coldest is January (-0.5 °C). Rainfall peaks in June.
Jánossomorja averages 72 frost days, 20 hot days (≥ 30 °C) and 104 rainy days per year.
Jánossomorja has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The number of frost days there went from about 89 to 55 per year over the period.
The hottest day of the period reached 39.4 °C (on 18 July 2007) and the coldest -27.9 °C (on 24 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
JánossomorjaGyőr-Moson-Sopron
- coords
- 47.79°, 17.14°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.1°C
Average daily high
15.2°C
Average daily low
7.2°C
Annual rainfall
588mm
Sunshine / day
8.5h
Mean relative humidity
71%
Average peak wind
18.1km/h
Seasonal range
22.2°C
Frost days (< 0 °C)
72 d/yr
Hot days (≥ 30 °C)
20 d/yr
Rainy days (≥ 1 mm)
104 d/yr
Annual snowfall
40.0 cm
Average feels-like high
12.9 °C
Average feels-like low
4.5 °C
Average peak gust
35.6 km/h
Tropical nights (≥ 20 °C)
8 d/yr
Solar radiation
12.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.41 · 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
39.4 °C
18 July 2007
Coldest day
-27.9 °C
24 January 1942
Wettest day
81 mm
25 August 1965
Windiest day
50.6 km/h
1 March 1990
Strongest gust
99.4 km/h
1 March 1990
Hottest feels-like
40.9 °C
5 July 1957
Coldest feels-like
-32.9 °C
24 January 1942
Snowiest day
14.3 cm
11 January 1945
Sunniest day
15.5 h
30 June 2018
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 | 6.2 °C | +4.1 °C | 19 mm | -15 mm |
| Feb | 5.7 °C | +0.8 °C | 13 mm | -22 mm |
| Mar | 14.2 °C | +3.9 °C | 65 mm | +25 mm |
| Apr | 18.7 °C | +2.6 °C | 35 mm | -13 mm |
| May | 19.8 °C | -1.0 °C | 30 mm | -31 mm |
| Jun | 29.1 °C | +4.5 °C | 30 mm | -34 mm |
| Jul | 27.7 °C | +0.9 °C | 51 mm | -7 mm |
| Aug | 28.2 °C | +1.7 °C | 85 mm | +27 mm |
| Sep | 23.2 °C | +1.2 °C | 58 mm | +7 mm |
| Oct | 15.5 °C | -0.3 °C | 55 mm | +11 mm |
| Nov | 8.9 °C | +0.2 °C | 69 mm | +17 mm |
| Dec | 5.0 °C | +1.2 °C | 29 mm | -13 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 Jánossomorja?
Jánossomorja has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 11.1 °C and it receives 588 mm of precipitation per year.
What is the hottest day ever recorded in Jánossomorja?
The hottest day measured in Jánossomorja between 1940 and 2025 was 18 July 2007, reaching 39.4 °C.
What is the coldest day in Jánossomorja?
The coldest day measured in Jánossomorja between 1940 and 2025 was 24 January 1942, at -27.9 °C.
Does it snow in Jánossomorja?
Yes. Jánossomorja gets on average 40.0 cm of snow per year and has around 72 frost days.
Has the climate of Jánossomorja warmed?
Yes: Jánossomorja warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Jánossomorja?
The wettest day measured in Jánossomorja between 1940 and 2025 was 25 August 1965, with 81 mm of rain in 24 hours.
What was the windiest day in Jánossomorja?
The windiest day measured in Jánossomorja between 1940 and 2025 was 1 March 1990, with winds reaching 50.6 km/h.
What is the warmest month in Jánossomorja?
The warmest month in Jánossomorja is July (21.7 °C on average); the coldest is January (-0.5 °C).
How much does it rain in Jánossomorja?
Jánossomorja receives on average 588 mm of precipitation per year, spread over about 104 rainy days.
Is it sunny in Jánossomorja?
Jánossomorja gets on average 8.5 hours of sunshine per day, roughly 3,103 hours per year over 1940-2025.
What is the biggest single-day snowfall in Jánossomorja?
The heaviest 24-hour snowfall measured in Jánossomorja between 1940 and 2025 was 11 January 1945, with 14.3 cm.
Are there tropical nights in Jánossomorja?
Yes: Jánossomorja has on average 8 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Jánossomorja?
In Jánossomorja, between 1940 and 2025, the highest apparent temperature reached 40.9 °C on 5 July 1957, and the lowest was -32.9 °C on 24 January 1942.
Compare Jánossomorja with another city
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Nearby cities
The climate around Jánossomorja