Koszalin Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Koszalin Weather Trend Graph


Temperature (°C)
.
Months
Max Temp.
Historic Max Temp.
Min Temp.
Historic Min Temp.

Yearly Summary 2026


32°C
Highest Temp
30 Jul. 26

-11°C
Lowest Temp
2 Feb. 26


Seasonal Breakdown

Hottest MonthAugust22.56°C

Coldest MonthJanuary-3.8°C

Wettest MonthJune3.63mm

Windiest MonthJuly27.31km/h

Frequently Asked Questions


1. What is the hottest month in Koszalin historically?

August is historically Koszalin's hottest month, with average maximum temperatures around 22°C. During peak heatwave events, the highest recorded temperatures have reached 34°C on 2022-07-21.

2. What is the coldest month in Koszalin historically?

February is Koszalin's coldest month, with average minimum temperatures around -1°C. The all-time record low of -20°C was recorded on 2012-02-06.

3. What is the average annual rainfall in Koszalin over the past 17 years?

Koszalin's average annual rainfall is approximately 754.4mm, based on records spanning 17 years.

4. How many rainy days does Koszalin experience on average per year?

Koszalin historically records approximately 216.05 rainy days per year. July has the highest number of rain days at an average of 22.1 days.

5. What is the all-time highest temperature ever recorded in Koszalin?

The all-time highest temperature recorded in Koszalin is 34°C on 2022-07-21.

6. What is the all-time lowest temperature ever recorded in Koszalin?

The all-time lowest temperature recorded in Koszalin is -20°C on 2012-02-06.

7. What is the windiest time of year in Koszalin historically?

Koszalin experiences its strongest winds during January. The historic gust record of 69.5 kph was recorded on 2026-08-17.

8. What is the highest and lowest humidity in Koszalin during a year?

Usually, Koszalin's humidity peaks in December at around 85.7% and drops to its lowest in August at approximately 73.1%.