Baar climate — normals and trends
Baar (Switzerland) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 9.3 °C and it receives 1,375 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 (18.3 °C on average) and the coldest is January (0.3 °C). Rainfall peaks in August.
Baar averages 76 frost days, 4 hot days (≥ 30 °C) and 171 rainy days per year.
Baar has warmed by +2.7 °C between 1940 and 2025, or +0.31 °C per decade. This trend is statistically significant.
The number of frost days there went from about 107 to 45 per year over the period.
The hottest day of the period reached 35.6 °C (on 13 August 2003) and the coldest -21.8 °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.
Climate normals · ERA5
BaarCanton of Zug
- coords
- 47.20°, 8.53°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.3°C
Average daily high
13.1°C
Average daily low
5.8°C
Annual rainfall
1,375mm
Sunshine / day
8.6h
Mean relative humidity
78%
Average peak wind
9.4km/h
Seasonal range
18.0°C
Frost days (< 0 °C)
76 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
171 d/yr
Annual snowfall
139.7 cm
Average feels-like high
11.7 °C
Average feels-like low
3.8 °C
Average peak gust
27.6 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
12.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.7 °C
since 1940
+0.3 °C per decade · r² = 0.64 · 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
35.6 °C
13 August 2003
Coldest day
-21.8 °C
10 February 1956
Wettest day
76 mm
11 July 1956
Windiest day
35.7 km/h
26 December 1999
Strongest gust
127.4 km/h
27 February 1990
Hottest feels-like
38.0 °C
5 July 2015
Coldest feels-like
-27.7 °C
10 February 1956
Snowiest day
20.7 cm
4 March 2006
Sunniest day
15.0 h
26 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 | 5.0 °C | +2.1 °C | 97 mm | +5 mm |
| Feb | 6.2 °C | +1.3 °C | 36 mm | -52 mm |
| Mar | 11.6 °C | +2.4 °C | 68 mm | -28 mm |
| Apr | 16.4 °C | +3.3 °C | 84 mm | -28 mm |
| May | 18.1 °C | +0.7 °C | 152 mm | +12 mm |
| Jun | 26.0 °C | +5.2 °C | 68 mm | -78 mm |
| Jul | 23.2 °C | +0.4 °C | 213 mm | +72 mm |
| Aug | 24.7 °C | +2.4 °C | 197 mm | +51 mm |
| Sep | 18.8 °C | -0.1 °C | 187 mm | +71 mm |
| Oct | 13.4 °C | -0.4 °C | 95 mm | -1 mm |
| Nov | 8.4 °C | +0.8 °C | 111 mm | +6 mm |
| Dec | 4.9 °C | +1.1 °C | 28 mm | -70 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 Baar?
Baar has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 9.3 °C and it receives 1,375 mm of precipitation per year.
What is the hottest day ever recorded in Baar?
The hottest day measured in Baar between 1940 and 2025 was 13 August 2003, reaching 35.6 °C.
What is the coldest day in Baar?
The coldest day measured in Baar between 1940 and 2025 was 10 February 1956, at -21.8 °C.
Does it snow in Baar?
Yes. Baar gets on average 139.7 cm of snow per year and has around 76 frost days.
Has the climate of Baar warmed?
Yes: Baar warmed by +2.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Baar?
The wettest day measured in Baar between 1940 and 2025 was 11 July 1956, with 76 mm of rain in 24 hours.
What was the windiest day in Baar?
The windiest day measured in Baar between 1940 and 2025 was 26 December 1999, with winds reaching 35.7 km/h.
What is the warmest month in Baar?
The warmest month in Baar is July (18.3 °C on average); the coldest is January (0.3 °C).
How much does it rain in Baar?
Baar receives on average 1,375 mm of precipitation per year, spread over about 171 rainy days.
Is it sunny in Baar?
Baar 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 Baar?
The heaviest 24-hour snowfall measured in Baar between 1940 and 2025 was 4 March 2006, with 20.7 cm.
Are there tropical nights in Baar?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Baar.
What was the most extreme apparent temperature in Baar?
In Baar, between 1940 and 2025, the highest apparent temperature reached 38.0 °C on 5 July 2015, and the lowest was -27.7 °C on 10 February 1956.
Compare Baar with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Baar