Beja climate — normals and trends
Beja (Portugal) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 16.8 °C and it receives 468 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 (24.7 °C on average) and the coldest is January (9.5 °C). Rainfall peaks in December.
Beja averages 3 frost days, 72 hot days (≥ 30 °C) and 67 rainy days per year.
Beja has warmed by +1.1 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The number of frost days there went from about 5 to 1 per year over the period.
The hottest day of the period reached 43.9 °C (on 1 August 2003) and the coldest -4.0 °C (on 15 January 1945).
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
BejaBeja District
- coords
- 38.01°, -7.86°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.8°C
Average daily high
22.4°C
Average daily low
11.5°C
Annual rainfall
468mm
Sunshine / day
10.3h
Mean relative humidity
67%
Average peak wind
15.4km/h
Seasonal range
15.2°C
Frost days (< 0 °C)
3 d/yr
Hot days (≥ 30 °C)
72 d/yr
Rainy days (≥ 1 mm)
67 d/yr
Annual snowfall
0.1 cm
Average feels-like high
21.5 °C
Average feels-like low
10.0 °C
Average peak gust
32.6 km/h
Tropical nights (≥ 20 °C)
14 d/yr
Solar radiation
17.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.23 · 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
43.9 °C
1 August 2003
Coldest day
-4.0 °C
15 January 1945
Wettest day
67 mm
8 November 2012
Windiest day
53.9 km/h
15 February 1941
Strongest gust
104.0 km/h
5 November 1997
Hottest feels-like
45.6 °C
23 July 1995
Coldest feels-like
-8.2 °C
28 January 2005
Snowiest day
2.5 cm
29 January 2006
Sunniest day
14.6 h
27 June 2025
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 | 15.9 °C | +1.8 °C | 108 mm | +53 mm |
| Feb | 17.1 °C | +1.6 °C | 31 mm | -20 mm |
| Mar | 17.0 °C | -1.1 °C | 177 mm | +120 mm |
| Apr | 21.1 °C | +0.7 °C | 73 mm | +26 mm |
| May | 25.8 °C | +1.8 °C | 24 mm | -10 mm |
| Jun | 32.7 °C | +4.1 °C | 3 mm | -10 mm |
| Jul | 33.7 °C | +1.7 °C | 0 mm | -3 mm |
| Aug | 34.5 °C | +2.5 °C | 0 mm | -3 mm |
| Sep | 29.6 °C | +1.1 °C | 5 mm | -18 mm |
| Oct | 26.9 °C | +3.5 °C | 31 mm | -28 mm |
| Nov | 18.4 °C | +0.5 °C | 78 mm | +18 mm |
| Dec | 14.7 °C | -0.1 °C | 104 mm | +40 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 Beja?
Beja has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 16.8 °C and it receives 468 mm of precipitation per year.
What is the hottest day ever recorded in Beja?
The hottest day measured in Beja between 1940 and 2025 was 1 August 2003, reaching 43.9 °C.
What is the coldest day in Beja?
The coldest day measured in Beja between 1940 and 2025 was 15 January 1945, at -4.0 °C.
Does it snow in Beja?
Almost never: Beja sees virtually no snow, with about 3 frost days per year.
Has the climate of Beja warmed?
Yes: Beja warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Beja?
The wettest day measured in Beja between 1940 and 2025 was 8 November 2012, with 67 mm of rain in 24 hours.
What was the windiest day in Beja?
The windiest day measured in Beja between 1940 and 2025 was 15 February 1941, with winds reaching 53.9 km/h.
What is the warmest month in Beja?
The warmest month in Beja is July (24.7 °C on average); the coldest is January (9.5 °C).
How much does it rain in Beja?
Beja receives on average 468 mm of precipitation per year, spread over about 67 rainy days.
Is it sunny in Beja?
Beja gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.
What is the biggest single-day snowfall in Beja?
The heaviest 24-hour snowfall measured in Beja between 1940 and 2025 was 29 January 2006, with 2.5 cm.
Are there tropical nights in Beja?
Yes: Beja has on average 14 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Beja?
In Beja, between 1940 and 2025, the highest apparent temperature reached 45.6 °C on 23 July 1995, and the lowest was -8.2 °C on 28 January 2005.
Compare Beja with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Beja