Serres climate — normals and trends
Serres (Greece) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 13.9 °C and it receives 718 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 (3.0 °C). Rainfall peaks in December.
Serres averages 47 frost days, 47 hot days (≥ 30 °C) and 107 rainy days per year.
Serres has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 56 to 38 per year over the period.
The hottest day of the period reached 42.0 °C (on 24 July 2007) and the coldest -24.1 °C (on 25 January 1942).
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
SerresCentral Macedonia
- coords
- 41.08°, 23.55°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
13.9°C
Average daily high
18.8°C
Average daily low
9.3°C
Annual rainfall
718mm
Sunshine / day
9.7h
Mean relative humidity
70%
Average peak wind
8.9km/h
Seasonal range
21.7°C
Frost days (< 0 °C)
47 d/yr
Hot days (≥ 30 °C)
47 d/yr
Rainy days (≥ 1 mm)
107 d/yr
Annual snowfall
34.3 cm
Average feels-like high
18.2 °C
Average feels-like low
8.0 °C
Average peak gust
25.9 km/h
Tropical nights (≥ 20 °C)
26 d/yr
Solar radiation
15.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.44 · 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
42.0 °C
24 July 2007
Coldest day
-24.1 °C
25 January 1942
Wettest day
74 mm
15 October 2021
Windiest day
31.2 km/h
15 February 2005
Strongest gust
101.5 km/h
15 February 2005
Hottest feels-like
43.5 °C
24 July 2007
Coldest feels-like
-28.4 °C
25 January 1942
Snowiest day
20.6 cm
22 December 2011
Sunniest day
15.0 h
24 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 | 10.2 °C | +3.4 °C | 54 mm | -8 mm |
| Feb | 8.1 °C | -1.2 °C | 48 mm | -10 mm |
| Mar | 16.2 °C | +3.4 °C | 77 mm | +6 mm |
| Apr | 18.6 °C | +0.7 °C | 99 mm | +31 mm |
| May | 22.8 °C | -0.1 °C | 139 mm | +65 mm |
| Jun | 31.7 °C | +4.3 °C | 30 mm | -31 mm |
| Jul | 34.3 °C | +4.0 °C | 21 mm | -17 mm |
| Aug | 31.7 °C | +1.3 °C | 24 mm | -7 mm |
| Sep | 28.7 °C | +2.8 °C | 6 mm | -36 mm |
| Oct | 18.0 °C | -1.7 °C | 104 mm | +41 mm |
| Nov | 16.0 °C | +2.6 °C | 162 mm | +89 mm |
| Dec | 10.6 °C | +2.2 °C | 82 mm | +3 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 Serres?
Serres has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.9 °C and it receives 718 mm of precipitation per year.
What is the hottest day ever recorded in Serres?
The hottest day measured in Serres between 1940 and 2025 was 24 July 2007, reaching 42.0 °C.
What is the coldest day in Serres?
The coldest day measured in Serres between 1940 and 2025 was 25 January 1942, at -24.1 °C.
Does it snow in Serres?
Yes. Serres gets on average 34.3 cm of snow per year and has around 47 frost days.
Has the climate of Serres warmed?
Yes: Serres warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Serres?
The wettest day measured in Serres between 1940 and 2025 was 15 October 2021, with 74 mm of rain in 24 hours.
What was the windiest day in Serres?
The windiest day measured in Serres between 1940 and 2025 was 15 February 2005, with winds reaching 31.2 km/h.
What is the warmest month in Serres?
The warmest month in Serres is July (24.7 °C on average); the coldest is January (3.0 °C).
How much does it rain in Serres?
Serres receives on average 718 mm of precipitation per year, spread over about 107 rainy days.
Is it sunny in Serres?
Serres 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 Serres?
The heaviest 24-hour snowfall measured in Serres between 1940 and 2025 was 22 December 2011, with 20.6 cm.
Are there tropical nights in Serres?
Yes: Serres has on average 26 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Serres?
In Serres, between 1940 and 2025, the highest apparent temperature reached 43.5 °C on 24 July 2007, and the lowest was -28.4 °C on 25 January 1942.
Compare Serres with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Serres