Peristeri climate — normals and trends
Peristeri (Greece) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 17.5 °C and it receives 364 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 (27.4 °C on average) and the coldest is January (8.5 °C). Rainfall peaks in December.
Peristeri averages 3 frost days, 85 hot days (≥ 30 °C) and 59 rainy days per year.
Peristeri has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.
The hottest day of the period reached 44.5 °C (on 26 June 2007) and the coldest -9.2 °C (on 24 January 2004).
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
PeristeriAttica
- coords
- 38.02°, 23.69°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.5°C
Average daily high
22.1°C
Average daily low
13.2°C
Annual rainfall
364mm
Sunshine / day
10.4h
Mean relative humidity
64%
Average peak wind
15.4km/h
Seasonal range
18.9°C
Frost days (< 0 °C)
3 d/yr
Hot days (≥ 30 °C)
85 d/yr
Rainy days (≥ 1 mm)
59 d/yr
Annual snowfall
5.4 cm
Average feels-like high
21.0 °C
Average feels-like low
12.0 °C
Average peak gust
39.5 km/h
Tropical nights (≥ 20 °C)
71 d/yr
Solar radiation
17.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.46 · 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
44.5 °C
26 June 2007
Coldest day
-9.2 °C
24 January 2004
Wettest day
99 mm
26 March 1998
Windiest day
44.7 km/h
15 February 2005
Strongest gust
117.0 km/h
15 February 2005
Hottest feels-like
45.9 °C
7 July 1988
Coldest feels-like
-13.8 °C
24 January 2004
Snowiest day
17.6 cm
5 February 1983
Sunniest day
14.6 h
25 June 2025
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 | 15.3 °C | +3.2 °C | 38 mm | -15 mm |
| Feb | 11.5 °C | -1.7 °C | 44 mm | +0 mm |
| Mar | 17.9 °C | +2.3 °C | 36 mm | -7 mm |
| Apr | 19.2 °C | -1.0 °C | 56 mm | +26 mm |
| May | 24.8 °C | -0.8 °C | 22 mm | -2 mm |
| Jun | 31.8 °C | +1.2 °C | 8 mm | -3 mm |
| Jul | 34.5 °C | +1.7 °C | 3 mm | -3 mm |
| Aug | 31.7 °C | -0.8 °C | 4 mm | -1 mm |
| Sep | 28.8 °C | +0.3 °C | 7 mm | -6 mm |
| Oct | 21.8 °C | -1.1 °C | 48 mm | +12 mm |
| Nov | 20.3 °C | +2.4 °C | 44 mm | -1 mm |
| Dec | 15.7 °C | +2.0 °C | 65 mm | +8 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 Peristeri?
Peristeri has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 17.5 °C and it receives 364 mm of precipitation per year.
What is the hottest day ever recorded in Peristeri?
The hottest day measured in Peristeri between 1940 and 2025 was 26 June 2007, reaching 44.5 °C.
What is the coldest day in Peristeri?
The coldest day measured in Peristeri between 1940 and 2025 was 24 January 2004, at -9.2 °C.
Does it snow in Peristeri?
Yes. Peristeri gets on average 5.4 cm of snow per year and has around 3 frost days.
Has the climate of Peristeri warmed?
Yes: Peristeri warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Peristeri?
The wettest day measured in Peristeri between 1940 and 2025 was 26 March 1998, with 99 mm of rain in 24 hours.
What was the windiest day in Peristeri?
The windiest day measured in Peristeri between 1940 and 2025 was 15 February 2005, with winds reaching 44.7 km/h.
What is the warmest month in Peristeri?
The warmest month in Peristeri is July (27.4 °C on average); the coldest is January (8.5 °C).
How much does it rain in Peristeri?
Peristeri receives on average 364 mm of precipitation per year, spread over about 59 rainy days.
Is it sunny in Peristeri?
Peristeri gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.
What is the biggest single-day snowfall in Peristeri?
The heaviest 24-hour snowfall measured in Peristeri between 1940 and 2025 was 5 February 1983, with 17.6 cm.
Are there tropical nights in Peristeri?
Yes: Peristeri has on average 71 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Peristeri?
In Peristeri, between 1940 and 2025, the highest apparent temperature reached 45.9 °C on 7 July 1988, and the lowest was -13.8 °C on 24 January 2004.
Compare Peristeri with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Peristeri