Foca climate — normals and trends
Foca (Bosnia and Herzegovina) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.0 °C and it receives 958 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 (17.7 °C on average) and the coldest is January (-2.5 °C). Rainfall peaks in November.
Foca averages 115 frost days, 5 hot days (≥ 30 °C) and 143 rainy days per year.
Foca has warmed by +2.7 °C between 1940 and 2025, or +0.32 °C per decade. This trend is statistically significant.
The number of frost days there went from about 135 to 95 per year over the period.
The hottest day of the period reached 36.0 °C (on 23 August 2007) and the coldest -32.9 °C (on 30 December 1941).
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
FocaRepublika Srpska
- coords
- 43.51°, 18.78°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.0°C
Average daily high
12.7°C
Average daily low
3.5°C
Annual rainfall
958mm
Sunshine / day
8.7h
Mean relative humidity
76%
Average peak wind
10.0km/h
Seasonal range
20.2°C
Frost days (< 0 °C)
115 d/yr
Hot days (≥ 30 °C)
5 d/yr
Rainy days (≥ 1 mm)
143 d/yr
Annual snowfall
182.7 cm
Average feels-like high
10.9 °C
Average feels-like low
1.3 °C
Average peak gust
35.2 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
13.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.7 °C
since 1940
+0.3 °C per decade · r² = 0.60 · 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
36.0 °C
23 August 2007
Coldest day
-32.9 °C
30 December 1941
Wettest day
89 mm
6 October 1992
Windiest day
31.6 km/h
17 March 1978
Strongest gust
120.2 km/h
13 December 1957
Hottest feels-like
36.7 °C
26 June 2025
Coldest feels-like
-37.4 °C
30 December 1941
Snowiest day
43.1 cm
5 March 2015
Sunniest day
14.9 h
12 June 2004
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 | +4.5 °C | 57 mm | -22 mm |
| Feb | 5.7 °C | +2.4 °C | 44 mm | -38 mm |
| Mar | 11.4 °C | +4.1 °C | 171 mm | +89 mm |
| Apr | 14.5 °C | +2.3 °C | 87 mm | -1 mm |
| May | 17.1 °C | +0.1 °C | 69 mm | -20 mm |
| Jun | 26.4 °C | +5.8 °C | 13 mm | -67 mm |
| Jul | 26.7 °C | +3.7 °C | 76 mm | +11 mm |
| Aug | 25.8 °C | +2.3 °C | 22 mm | -32 mm |
| Sep | 22.6 °C | +3.2 °C | 102 mm | +35 mm |
| Oct | 12.5 °C | -1.7 °C | 96 mm | +18 mm |
| Nov | 9.7 °C | +1.8 °C | 150 mm | +47 mm |
| Dec | 5.3 °C | +2.4 °C | 26 mm | -65 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 Foca?
Foca has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.0 °C and it receives 958 mm of precipitation per year.
What is the hottest day ever recorded in Foca?
The hottest day measured in Foca between 1940 and 2025 was 23 August 2007, reaching 36.0 °C.
What is the coldest day in Foca?
The coldest day measured in Foca between 1940 and 2025 was 30 December 1941, at -32.9 °C.
Does it snow in Foca?
Yes. Foca gets on average 182.7 cm of snow per year and has around 115 frost days.
Has the climate of Foca warmed?
Yes: Foca warmed by +2.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Foca?
The wettest day measured in Foca between 1940 and 2025 was 6 October 1992, with 89 mm of rain in 24 hours.
What was the windiest day in Foca?
The windiest day measured in Foca between 1940 and 2025 was 17 March 1978, with winds reaching 31.6 km/h.
What is the warmest month in Foca?
The warmest month in Foca is July (17.7 °C on average); the coldest is January (-2.5 °C).
How much does it rain in Foca?
Foca receives on average 958 mm of precipitation per year, spread over about 143 rainy days.
Is it sunny in Foca?
Foca gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.
What is the biggest single-day snowfall in Foca?
The heaviest 24-hour snowfall measured in Foca between 1940 and 2025 was 5 March 2015, with 43.1 cm.
Are there tropical nights in Foca?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Foca.
What was the most extreme apparent temperature in Foca?
In Foca, between 1940 and 2025, the highest apparent temperature reached 36.7 °C on 26 June 2025, and the lowest was -37.4 °C on 30 December 1941.
Compare Foca with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Foca