Szolnok climate — normals and trends
Szolnok (Hungary) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 11.4 °C and it receives 578 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 (22.6 °C on average) and the coldest is January (-0.9 °C). Rainfall peaks in June.
Szolnok averages 76 frost days, 29 hot days (≥ 30 °C) and 106 rainy days per year.
Szolnok has warmed by +1.5 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The number of frost days there went from about 88 to 64 per year over the period.
The hottest day of the period reached 39.9 °C (on 19 July 2007) and the coldest -28.2 °C (on 22 January 1940).
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
SzolnokJász-Nagykun-Szolnok
- coords
- 47.18°, 20.20°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.4°C
Average daily high
15.9°C
Average daily low
7.2°C
Annual rainfall
578mm
Sunshine / day
8.6h
Mean relative humidity
70%
Average peak wind
15.1km/h
Seasonal range
23.5°C
Frost days (< 0 °C)
76 d/yr
Hot days (≥ 30 °C)
29 d/yr
Rainy days (≥ 1 mm)
106 d/yr
Annual snowfall
32.8 cm
Average feels-like high
13.9 °C
Average feels-like low
4.8 °C
Average peak gust
30.8 km/h
Tropical nights (≥ 20 °C)
11 d/yr
Solar radiation
12.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.22 · 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
39.9 °C
19 July 2007
Coldest day
-28.2 °C
22 January 1940
Wettest day
57 mm
16 July 2016
Windiest day
44.2 km/h
3 February 1985
Strongest gust
87.1 km/h
1 March 1990
Hottest feels-like
40.9 °C
17 July 2023
Coldest feels-like
-33.6 °C
22 January 1940
Snowiest day
13.7 cm
10 February 1999
Sunniest day
15.0 h
25 May 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 | 5.8 °C | +3.9 °C | 21 mm | -12 mm |
| Feb | 5.3 °C | +0.3 °C | 17 mm | -20 mm |
| Mar | 14.2 °C | +3.4 °C | 80 mm | +43 mm |
| Apr | 19.1 °C | +2.1 °C | 31 mm | -18 mm |
| May | 19.9 °C | -2.1 °C | 54 mm | -9 mm |
| Jun | 30.3 °C | +4.6 °C | 7 mm | -63 mm |
| Jul | 29.7 °C | +1.7 °C | 46 mm | -12 mm |
| Aug | 30.0 °C | +2.1 °C | 38 mm | -11 mm |
| Sep | 25.2 °C | +2.0 °C | 59 mm | +15 mm |
| Oct | 16.0 °C | -0.8 °C | 30 mm | -12 mm |
| Nov | 10.1 °C | +0.9 °C | 58 mm | +6 mm |
| Dec | 5.6 °C | +1.9 °C | 7 mm | -37 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 Szolnok?
Szolnok has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 11.4 °C and it receives 578 mm of precipitation per year.
What is the hottest day ever recorded in Szolnok?
The hottest day measured in Szolnok between 1940 and 2025 was 19 July 2007, reaching 39.9 °C.
What is the coldest day in Szolnok?
The coldest day measured in Szolnok between 1940 and 2025 was 22 January 1940, at -28.2 °C.
Does it snow in Szolnok?
Yes. Szolnok gets on average 32.8 cm of snow per year and has around 76 frost days.
Has the climate of Szolnok warmed?
Yes: Szolnok warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Szolnok?
The wettest day measured in Szolnok between 1940 and 2025 was 16 July 2016, with 57 mm of rain in 24 hours.
What was the windiest day in Szolnok?
The windiest day measured in Szolnok between 1940 and 2025 was 3 February 1985, with winds reaching 44.2 km/h.
What is the warmest month in Szolnok?
The warmest month in Szolnok is July (22.6 °C on average); the coldest is January (-0.9 °C).
How much does it rain in Szolnok?
Szolnok receives on average 578 mm of precipitation per year, spread over about 106 rainy days.
Is it sunny in Szolnok?
Szolnok gets on average 8.6 hours of sunshine per day, roughly 3,139 hours per year over 1940-2025.
What is the biggest single-day snowfall in Szolnok?
The heaviest 24-hour snowfall measured in Szolnok between 1940 and 2025 was 10 February 1999, with 13.7 cm.
Are there tropical nights in Szolnok?
Yes: Szolnok has on average 11 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Szolnok?
In Szolnok, between 1940 and 2025, the highest apparent temperature reached 40.9 °C on 17 July 2023, and the lowest was -33.6 °C on 22 January 1940.
Compare Szolnok with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Szolnok