Astakós climate — normals and trends
Astakós (Greece) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 17.3 °C and it receives 1,188 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 (25.3 °C on average) and the coldest is January (10.5 °C). Rainfall peaks in November.
Astakós averages 0 frost days, 3 hot days (≥ 30 °C) and 107 rainy days per year.
Astakós has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The hottest day of the period reached 34.4 °C (on 26 July 2025) and the coldest -3.1 °C (on 14 January 1968).
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
AstakósWest Greece
- coords
- 38.54°, 21.08°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.3°C
Average daily high
19.0°C
Average daily low
15.8°C
Annual rainfall
1,188mm
Sunshine / day
10.5h
Mean relative humidity
75%
Average peak wind
20.5km/h
Seasonal range
14.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
107 d/yr
Annual snowfall
0.9 cm
Average feels-like high
19.1 °C
Average feels-like low
14.9 °C
Average peak gust
32.8 km/h
Tropical nights (≥ 20 °C)
109 d/yr
Solar radiation
17.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.32 · 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
34.4 °C
26 July 2025
Coldest day
-3.1 °C
14 January 1968
Wettest day
98 mm
6 September 2016
Windiest day
67.1 km/h
28 February 1990
Strongest gust
116.3 km/h
28 February 1990
Hottest feels-like
39.5 °C
26 July 2025
Coldest feels-like
-9.5 °C
14 January 1968
Snowiest day
6.8 cm
24 January 1942
Sunniest day
14.5 h
19 June 2025
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 | 14.7 °C | +2.6 °C | 156 mm | -22 mm |
| Feb | 12.8 °C | +0.4 °C | 153 mm | +11 mm |
| Mar | 16.2 °C | +2.4 °C | 71 mm | -29 mm |
| Apr | 17.5 °C | +1.1 °C | 22 mm | -40 mm |
| May | 20.9 °C | +0.8 °C | 33 mm | +2 mm |
| Jun | 26.6 °C | +2.7 °C | 1 mm | -12 mm |
| Jul | 28.2 °C | +1.8 °C | 1 mm | -4 mm |
| Aug | 28.1 °C | +1.0 °C | 8 mm | -3 mm |
| Sep | 26.1 °C | +1.5 °C | 48 mm | -13 mm |
| Oct | 20.2 °C | -0.7 °C | 214 mm | +73 mm |
| Nov | 18.4 °C | +1.4 °C | 420 mm | +192 mm |
| Dec | 15.2 °C | +1.6 °C | 119 mm | -97 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 Astakós?
Astakós has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 17.3 °C and it receives 1,188 mm of precipitation per year.
What is the hottest day ever recorded in Astakós?
The hottest day measured in Astakós between 1940 and 2025 was 26 July 2025, reaching 34.4 °C.
What is the coldest day in Astakós?
The coldest day measured in Astakós between 1940 and 2025 was 14 January 1968, at -3.1 °C.
Does it snow in Astakós?
Almost never: Astakós sees virtually no snow, with about 0 frost days per year.
Has the climate of Astakós warmed?
Yes: Astakós warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Astakós?
The wettest day measured in Astakós between 1940 and 2025 was 6 September 2016, with 98 mm of rain in 24 hours.
What was the windiest day in Astakós?
The windiest day measured in Astakós between 1940 and 2025 was 28 February 1990, with winds reaching 67.1 km/h.
What is the warmest month in Astakós?
The warmest month in Astakós is August (25.3 °C on average); the coldest is January (10.5 °C).
How much does it rain in Astakós?
Astakós receives on average 1,188 mm of precipitation per year, spread over about 107 rainy days.
Is it sunny in Astakós?
Astakós gets on average 10.5 hours of sunshine per day, roughly 3,833 hours per year over 1940-2025.
What is the biggest single-day snowfall in Astakós?
The heaviest 24-hour snowfall measured in Astakós between 1940 and 2025 was 24 January 1942, with 6.8 cm.
Are there tropical nights in Astakós?
Yes: Astakós has on average 109 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Astakós?
In Astakós, between 1940 and 2025, the highest apparent temperature reached 39.5 °C on 26 July 2025, and the lowest was -9.5 °C on 14 January 1968.
Compare Astakós with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Astakós