Katerini climate — normals and trends
Katerini (Greece) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 14.3 °C and it receives 986 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 (23.8 °C on average) and the coldest is January (4.8 °C). Rainfall peaks in November.
Katerini averages 16 frost days, 4 hot days (≥ 30 °C) and 131 rainy days per year.
Katerini has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The number of frost days there went from about 23 to 9 per year over the period.
The hottest day of the period reached 34.7 °C (on 26 August 1993) and the coldest -14.4 °C (on 30 December 1941).
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
KateriniCentral Macedonia
- coords
- 40.27°, 22.51°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.3°C
Average daily high
16.9°C
Average daily low
11.7°C
Annual rainfall
986mm
Sunshine / day
9.8h
Mean relative humidity
73%
Average peak wind
12.1km/h
Seasonal range
19.0°C
Frost days (< 0 °C)
16 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
131 d/yr
Annual snowfall
63.7 cm
Average feels-like high
16.7 °C
Average feels-like low
10.5 °C
Average peak gust
27.2 km/h
Tropical nights (≥ 20 °C)
55 d/yr
Solar radiation
15.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.41 · 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
34.7 °C
26 August 1993
Coldest day
-14.4 °C
30 December 1941
Wettest day
136 mm
8 November 1999
Windiest day
37.8 km/h
28 January 2008
Strongest gust
89.3 km/h
19 November 1979
Hottest feels-like
40.6 °C
7 July 1988
Coldest feels-like
-19.7 °C
30 December 1941
Snowiest day
41.7 cm
2 December 1983
Sunniest day
14.9 h
23 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 | 10.0 °C | +2.8 °C | 63 mm | -34 mm |
| Feb | 7.9 °C | -0.8 °C | 86 mm | -1 mm |
| Mar | 13.9 °C | +2.6 °C | 90 mm | -2 mm |
| Apr | 15.6 °C | +0.4 °C | 105 mm | +34 mm |
| May | 20.2 °C | +0.4 °C | 118 mm | +47 mm |
| Jun | 26.5 °C | +2.4 °C | 15 mm | -46 mm |
| Jul | 29.1 °C | +2.6 °C | 33 mm | -14 mm |
| Aug | 27.1 °C | +0.5 °C | 59 mm | +17 mm |
| Sep | 24.4 °C | +1.4 °C | 34 mm | -33 mm |
| Oct | 17.4 °C | -0.7 °C | 157 mm | +51 mm |
| Nov | 15.6 °C | +2.3 °C | 134 mm | +10 mm |
| Dec | 11.2 °C | +2.3 °C | 261 mm | +139 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 Katerini?
Katerini has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 14.3 °C and it receives 986 mm of precipitation per year.
What is the hottest day ever recorded in Katerini?
The hottest day measured in Katerini between 1940 and 2025 was 26 August 1993, reaching 34.7 °C.
What is the coldest day in Katerini?
The coldest day measured in Katerini between 1940 and 2025 was 30 December 1941, at -14.4 °C.
Does it snow in Katerini?
Yes. Katerini gets on average 63.7 cm of snow per year and has around 16 frost days.
Has the climate of Katerini warmed?
Yes: Katerini warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Katerini?
The wettest day measured in Katerini between 1940 and 2025 was 8 November 1999, with 136 mm of rain in 24 hours.
What was the windiest day in Katerini?
The windiest day measured in Katerini between 1940 and 2025 was 28 January 2008, with winds reaching 37.8 km/h.
What is the warmest month in Katerini?
The warmest month in Katerini is August (23.8 °C on average); the coldest is January (4.8 °C).
How much does it rain in Katerini?
Katerini receives on average 986 mm of precipitation per year, spread over about 131 rainy days.
Is it sunny in Katerini?
Katerini gets on average 9.8 hours of sunshine per day, roughly 3,577 hours per year over 1940-2025.
What is the biggest single-day snowfall in Katerini?
The heaviest 24-hour snowfall measured in Katerini between 1940 and 2025 was 2 December 1983, with 41.7 cm.
Are there tropical nights in Katerini?
Yes: Katerini has on average 55 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Katerini?
In Katerini, between 1940 and 2025, the highest apparent temperature reached 40.6 °C on 7 July 1988, and the lowest was -19.7 °C on 30 December 1941.
Compare Katerini with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Katerini