Poiares climate — normals and trends
Poiares (Portugal) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 14.3 °C and it receives 1,042 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 August (21.2 °C on average) and the coldest is January (7.9 °C). Rainfall peaks in December.
Poiares averages 11 frost days, 29 hot days (≥ 30 °C) and 109 rainy days per year.
Poiares has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.
The number of frost days there went from about 17 to 5 per year over the period.
The hottest day of the period reached 41.1 °C (on 23 July 1945) and the coldest -8.5 °C (on 15 January 1980).
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
PoiaresCoimbra District
- coords
- 40.21°, -8.26°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.3°C
Average daily high
19.6°C
Average daily low
9.7°C
Annual rainfall
1,042mm
Sunshine / day
9.7h
Mean relative humidity
76%
Average peak wind
15.6km/h
Seasonal range
13.3°C
Frost days (< 0 °C)
11 d/yr
Hot days (≥ 30 °C)
29 d/yr
Rainy days (≥ 1 mm)
109 d/yr
Annual snowfall
0.6 cm
Average feels-like high
18.7 °C
Average feels-like low
8.3 °C
Average peak gust
35.3 km/h
Tropical nights (≥ 20 °C)
3 d/yr
Solar radiation
15.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.1 °C per decade · r² = 0.27 · 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
41.1 °C
23 July 1945
Coldest day
-8.5 °C
15 January 1980
Wettest day
81 mm
13 November 2025
Windiest day
50.7 km/h
30 December 1981
Strongest gust
123.8 km/h
30 December 1981
Hottest feels-like
42.6 °C
29 June 2025
Coldest feels-like
-13.0 °C
15 January 1980
Snowiest day
16.5 cm
23 February 1956
Sunniest day
14.9 h
14 June 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 | 14.2 °C | +2.0 °C | 254 mm | +124 mm |
| Feb | 15.2 °C | +1.7 °C | 60 mm | -63 mm |
| Mar | 15.8 °C | -0.3 °C | 206 mm | +91 mm |
| Apr | 19.1 °C | +1.2 °C | 182 mm | +81 mm |
| May | 22.2 °C | +1.6 °C | 73 mm | -11 mm |
| Jun | 28.4 °C | +3.8 °C | 5 mm | -33 mm |
| Jul | 30.1 °C | +2.3 °C | 5 mm | -8 mm |
| Aug | 30.5 °C | +2.5 °C | 3 mm | -12 mm |
| Sep | 25.3 °C | -0.2 °C | 35 mm | -17 mm |
| Oct | 23.5 °C | +2.8 °C | 138 mm | +25 mm |
| Nov | 15.7 °C | +0.3 °C | 301 mm | +175 mm |
| Dec | 13.1 °C | +0.4 °C | 156 mm | +23 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 Poiares?
Poiares has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 14.3 °C and it receives 1,042 mm of precipitation per year.
What is the hottest day ever recorded in Poiares?
The hottest day measured in Poiares between 1940 and 2025 was 23 July 1945, reaching 41.1 °C.
What is the coldest day in Poiares?
The coldest day measured in Poiares between 1940 and 2025 was 15 January 1980, at -8.5 °C.
Does it snow in Poiares?
Almost never: Poiares sees virtually no snow, with about 11 frost days per year.
Has the climate of Poiares warmed?
Yes: Poiares warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Poiares?
The wettest day measured in Poiares between 1940 and 2025 was 13 November 2025, with 81 mm of rain in 24 hours.
What was the windiest day in Poiares?
The windiest day measured in Poiares between 1940 and 2025 was 30 December 1981, with winds reaching 50.7 km/h.
What is the warmest month in Poiares?
The warmest month in Poiares is August (21.2 °C on average); the coldest is January (7.9 °C).
How much does it rain in Poiares?
Poiares receives on average 1,042 mm of precipitation per year, spread over about 109 rainy days.
Is it sunny in Poiares?
Poiares gets on average 9.7 hours of sunshine per day, roughly 3,540 hours per year over 1940-2025.
What is the biggest single-day snowfall in Poiares?
The heaviest 24-hour snowfall measured in Poiares between 1940 and 2025 was 23 February 1956, with 16.5 cm.
Are there tropical nights in Poiares?
Yes: Poiares has on average 3 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Poiares?
In Poiares, between 1940 and 2025, the highest apparent temperature reached 42.6 °C on 29 June 2025, and the lowest was -13.0 °C on 15 January 1980.
Compare Poiares with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Poiares