Olhos de Água climate — normals and trends
Olhos de Água (Portugal) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 17.2 °C and it receives 466 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 (21.9 °C on average) and the coldest is January (13.1 °C). Rainfall peaks in December.
Olhos de Água averages 0 frost days, 0 hot days (≥ 30 °C) and 60 rainy days per year.
Olhos de Água has warmed by +0.8 °C between 1940 and 2025, or +0.09 °C per decade. This trend is statistically significant.
The hottest day of the period reached 33.0 °C (on 24 July 2004) and the coldest 3.2 °C (on 3 February 1954).
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
Olhos de ÁguaFaro District
- coords
- 37.09°, -8.19°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.2°C
Average daily high
18.9°C
Average daily low
15.4°C
Annual rainfall
466mm
Sunshine / day
10.9h
Mean relative humidity
75%
Average peak wind
26.2km/h
Seasonal range
8.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
60 d/yr
Annual snowfall
0.0 cm
Average feels-like high
18.3 °C
Average feels-like low
13.2 °C
Average peak gust
36.9 km/h
Tropical nights (≥ 20 °C)
38 d/yr
Solar radiation
18.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.8 °C
since 1940
+0.1 °C per decade · r² = 0.28 · 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
33.0 °C
24 July 2004
Coldest day
3.2 °C
3 February 1954
Wettest day
75 mm
5 November 1997
Windiest day
84.0 km/h
15 February 1941
Strongest gust
130.3 km/h
23 December 2009
Hottest feels-like
35.1 °C
24 July 2004
Coldest feels-like
-3.8 °C
11 February 1956
Snowiest day
0.8 cm
2 February 1954
Sunniest day
14.5 h
13 June 2024
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 16.1 °C | +1.5 °C | 121 mm | +57 mm |
| Feb | 15.6 °C | +0.8 °C | 52 mm | -3 mm |
| Mar | 15.6 °C | -0.2 °C | 147 mm | +92 mm |
| Apr | 17.7 °C | +0.6 °C | 50 mm | +13 mm |
| May | 20.0 °C | +0.9 °C | 20 mm | -1 mm |
| Jun | 24.2 °C | +2.6 °C | 0 mm | -5 mm |
| Jul | 24.3 °C | +0.4 °C | 0 mm | -1 mm |
| Aug | 25.3 °C | +1.2 °C | 0 mm | -2 mm |
| Sep | 22.5 °C | -0.1 °C | 1 mm | -14 mm |
| Oct | 21.7 °C | +1.4 °C | 37 mm | -19 mm |
| Nov | 18.3 °C | +0.7 °C | 79 mm | +6 mm |
| Dec | 15.4 °C | -0.1 °C | 110 mm | +28 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 Olhos de Água?
Olhos de Água has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 17.2 °C and it receives 466 mm of precipitation per year.
What is the hottest day ever recorded in Olhos de Água?
The hottest day measured in Olhos de Água between 1940 and 2025 was 24 July 2004, reaching 33.0 °C.
What is the coldest day in Olhos de Água?
The coldest day measured in Olhos de Água between 1940 and 2025 was 3 February 1954, at 3.2 °C.
Does it snow in Olhos de Água?
Almost never: Olhos de Água sees virtually no snow, with about 0 frost days per year.
Has the climate of Olhos de Água warmed?
Yes: Olhos de Água warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Olhos de Água?
The wettest day measured in Olhos de Água between 1940 and 2025 was 5 November 1997, with 75 mm of rain in 24 hours.
What was the windiest day in Olhos de Água?
The windiest day measured in Olhos de Água between 1940 and 2025 was 15 February 1941, with winds reaching 84.0 km/h.
What is the warmest month in Olhos de Água?
The warmest month in Olhos de Água is August (21.9 °C on average); the coldest is January (13.1 °C).
How much does it rain in Olhos de Água?
Olhos de Água receives on average 466 mm of precipitation per year, spread over about 60 rainy days.
Is it sunny in Olhos de Água?
Olhos de Água gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
What is the biggest single-day snowfall in Olhos de Água?
The heaviest 24-hour snowfall measured in Olhos de Água between 1940 and 2025 was 2 February 1954, with 0.8 cm.
Are there tropical nights in Olhos de Água?
Yes: Olhos de Água has on average 38 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Olhos de Água?
In Olhos de Água, between 1940 and 2025, the highest apparent temperature reached 35.1 °C on 24 July 2004, and the lowest was -3.8 °C on 11 February 1956.
Compare Olhos de Água with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Olhos de Água