Pirdop climate — normals and trends
Pirdop (Bulgaria) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.6 °C and it receives 990 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 (18.7 °C on average) and the coldest is January (-2.5 °C). Rainfall peaks in June.
Pirdop averages 111 frost days, 4 hot days (≥ 30 °C) and 148 rainy days per year.
Pirdop has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 123 to 99 per year over the period.
The hottest day of the period reached 37.3 °C (on 5 July 2000) and the coldest -28.0 °C (on 13 January 1950).
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
PirdopSofia
- coords
- 42.70°, 24.18°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.6°C
Average daily high
13.4°C
Average daily low
4.4°C
Annual rainfall
990mm
Sunshine / day
9.6h
Mean relative humidity
78%
Average peak wind
8.8km/h
Seasonal range
21.2°C
Frost days (< 0 °C)
111 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
148 d/yr
Annual snowfall
120.3 cm
Average feels-like high
12.1 °C
Average feels-like low
2.5 °C
Average peak gust
31.6 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
14.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °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
37.3 °C
5 July 2000
Coldest day
-28.0 °C
13 January 1950
Wettest day
64 mm
3 July 2017
Windiest day
30.3 km/h
2 April 1944
Strongest gust
107.3 km/h
28 January 2008
Hottest feels-like
37.9 °C
5 July 2000
Coldest feels-like
-32.1 °C
13 January 1950
Snowiest day
29.5 cm
7 January 2012
Sunniest day
15.0 h
24 June 1940
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 | 6.3 °C | +4.9 °C | 25 mm | -24 mm |
| Feb | 2.9 °C | -0.7 °C | 18 mm | -29 mm |
| Mar | 13.2 °C | +5.6 °C | 78 mm | +10 mm |
| Apr | 13.7 °C | +0.3 °C | 135 mm | +33 mm |
| May | 17.2 °C | -0.8 °C | 176 mm | +34 mm |
| Jun | 25.8 °C | +4.2 °C | 33 mm | -114 mm |
| Jul | 28.3 °C | +4.4 °C | 62 mm | -54 mm |
| Aug | 26.1 °C | +1.9 °C | 54 mm | -30 mm |
| Sep | 22.7 °C | +2.4 °C | 22 mm | -43 mm |
| Oct | 12.8 °C | -1.8 °C | 167 mm | +110 mm |
| Nov | 11.3 °C | +2.9 °C | 103 mm | +47 mm |
| Dec | 5.1 °C | +1.9 °C | 47 mm | -11 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 Pirdop?
Pirdop has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.6 °C and it receives 990 mm of precipitation per year.
What is the hottest day ever recorded in Pirdop?
The hottest day measured in Pirdop between 1940 and 2025 was 5 July 2000, reaching 37.3 °C.
What is the coldest day in Pirdop?
The coldest day measured in Pirdop between 1940 and 2025 was 13 January 1950, at -28.0 °C.
Does it snow in Pirdop?
Yes. Pirdop gets on average 120.3 cm of snow per year and has around 111 frost days.
Has the climate of Pirdop warmed?
Yes: Pirdop warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Pirdop?
The wettest day measured in Pirdop between 1940 and 2025 was 3 July 2017, with 64 mm of rain in 24 hours.
What was the windiest day in Pirdop?
The windiest day measured in Pirdop between 1940 and 2025 was 2 April 1944, with winds reaching 30.3 km/h.
What is the warmest month in Pirdop?
The warmest month in Pirdop is July (18.7 °C on average); the coldest is January (-2.5 °C).
How much does it rain in Pirdop?
Pirdop receives on average 990 mm of precipitation per year, spread over about 148 rainy days.
Is it sunny in Pirdop?
Pirdop gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.
What is the biggest single-day snowfall in Pirdop?
The heaviest 24-hour snowfall measured in Pirdop between 1940 and 2025 was 7 January 2012, with 29.5 cm.
Are there tropical nights in Pirdop?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Pirdop.
What was the most extreme apparent temperature in Pirdop?
In Pirdop, between 1940 and 2025, the highest apparent temperature reached 37.9 °C on 5 July 2000, and the lowest was -32.1 °C on 13 January 1950.
Compare Pirdop with another city
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Nearby cities
The climate around Pirdop