Mariánské Lázně climate — normals and trends
Mariánské Lázně has a warm-summer humid continental climate, averaging 7.1 °C annually with 685 mm of rain per year.
Climate normals · ERA5
Mariánské LázněCarlsbad Region
- coords
- 49.96°, 12.70°
- period
- 1940–2025 · 86 yrs
The normals for this period
The average of every indicator across the whole window: temperature, water, sky, wind and notable days.
Mean daily temperature
7.1°C
Average daily high
10.8°C
Average daily low
3.6°C
Annual rainfall
685mm
Sunshine / day
7.5h
Mean relative humidity
80%
Average peak wind
16.2km/h
Seasonal range
19.2°C
Frost days (< 0 °C)
113 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
138 d/yr
Annual snowfall
78.7 cm
Average feels-like high
8.1 °C
Average feels-like low
0.5 °C
Average peak gust
35.8 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
11.0 MJ/m²
Has the climate changed?
What the yearly averages say about warming here, and whether the slope is statistically solid.
+2.2 °C
since 1940
+0.3 °C per decade · r² = 0.46 · 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).
Climate month by month
How an average year unfolds: when it rains, when it turns hot, when the sun is out.
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
The most extreme days ever measured here, then the year-by-year detail.
Hottest day
35.9 °C
13 August 2003
Coldest day
-28.9 °C
10 February 1956
Wettest day
57 mm
3 August 1983
Windiest day
51.4 km/h
18 January 2007
Strongest gust
137.2 km/h
18 January 2007
Hottest feels-like
38.7 °C
21 August 1943
Coldest feels-like
-34.2 °C
10 February 1956
Snowiest day
16.4 cm
2 March 1987
Sunniest day
15.8 h
13 June 2009
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and compare it with the normal: warmer, drier, more extreme?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 3.0 °C | +3.4 °C | 63 mm | +17 mm |
| Feb | 1.8 °C | +0.5 °C | 17 mm | -25 mm |
| Mar | 10.1 °C | +4.1 °C | 25 mm | -23 mm |
| Apr | 14.9 °C | +3.6 °C | 41 mm | -10 mm |
| May | 16.6 °C | +0.6 °C | 46 mm | -26 mm |
| Jun | 23.4 °C | +4.0 °C | 50 mm | -27 mm |
| Jul | 22.2 °C | +1.0 °C | 102 mm | +21 mm |
| Aug | 23.6 °C | +2.6 °C | 44 mm | -30 mm |
| Sep | 18.2 °C | +1.2 °C | 86 mm | +33 mm |
| Oct | 10.7 °C | -0.5 °C | 55 mm | +10 mm |
| Nov | 5.1 °C | +0.5 °C | 36 mm | -11 mm |
| Dec | 2.8 °C | +1.8 °C | 16 mm | -35 mm |
The year's extremes
What was the weather like that day?
The weather actually measured on a given date, anywhere in the covered window.
Climate at a glance
What these normals say about the place, in a few sentences, and the notions needed to read them.
Mariánské Lázně (Czechia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.1 °C and it receives 685 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 (16.6 °C on average) and the coldest is January (-2.6 °C). Rainfall peaks in July.
Mariánské Lázně averages 113 frost days, 2 hot days (≥ 30 °C) and 138 rainy days per year.
Mariánské Lázně has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.
The number of frost days there went from about 132 to 94 per year over the period.
The hottest day of the period reached 35.9 °C (on 13 August 2003) and the coldest -28.9 °C (on 10 February 1956).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Compare Mariánské Lázně with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mariánské Lázně
Other cities — Czechia
Frequently asked questions
What is the climate of Mariánské Lázně?
Mariánské Lázně has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.1 °C and it receives 685 mm of precipitation per year.
What is the hottest day ever recorded in Mariánské Lázně?
The hottest day measured in Mariánské Lázně between 1940 and 2025 was 13 August 2003, reaching 35.9 °C.
What is the coldest day in Mariánské Lázně?
The coldest day measured in Mariánské Lázně between 1940 and 2025 was 10 February 1956, at -28.9 °C.
Does it snow in Mariánské Lázně?
Yes. Mariánské Lázně gets on average 78.7 cm of snow per year and has around 113 frost days.
Has the climate of Mariánské Lázně warmed?
Yes: Mariánské Lázně warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mariánské Lázně?
The wettest day measured in Mariánské Lázně between 1940 and 2025 was 3 August 1983, with 57 mm of rain in 24 hours.
What was the windiest day in Mariánské Lázně?
The windiest day measured in Mariánské Lázně between 1940 and 2025 was 18 January 2007, with winds reaching 51.4 km/h.
What is the warmest month in Mariánské Lázně?
The warmest month in Mariánské Lázně is July (16.6 °C on average); the coldest is January (-2.6 °C).
How much does it rain in Mariánské Lázně?
Mariánské Lázně receives on average 685 mm of precipitation per year, spread over about 138 rainy days.
Is it sunny in Mariánské Lázně?
Mariánské Lázně gets on average 7.5 hours of sunshine per day, roughly 2,738 hours per year over 1940-2025.
What is the biggest single-day snowfall in Mariánské Lázně?
The heaviest 24-hour snowfall measured in Mariánské Lázně between 1940 and 2025 was 2 March 1987, with 16.4 cm.
Are there tropical nights in Mariánské Lázně?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Mariánské Lázně.
What was the most extreme apparent temperature in Mariánské Lázně?
In Mariánské Lázně, between 1940 and 2025, the highest apparent temperature reached 38.7 °C on 21 August 1943, and the lowest was -34.2 °C on 10 February 1956.
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