Haarlem Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Haarlem Weather Trend Graph


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

Yearly Summary 2026


30°C
Highest Temp
26 Jun. 26

-3°C
Lowest Temp
11 Jan. 26


Seasonal Breakdown

Hottest MonthAugust23.41°C

Coldest MonthJanuary2.47°C

Wettest MonthJanuary3.36mm

Windiest MonthJanuary32.8km/h

Frequently Asked Questions


1. What is the hottest month in Haarlem historically?

August is historically Haarlem's hottest month, with average maximum temperatures around 20°C. During peak heatwave events, the highest recorded temperatures have reached 34°C on 2022-07-19.

2. What is the coldest month in Haarlem historically?

February is Haarlem's coldest month, with average minimum temperatures around 3°C. The all-time record low of -9°C was recorded on 2012-02-07.

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

Haarlem's average annual rainfall is approximately 895.5mm, based on records spanning 17 years.

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

Haarlem historically records approximately 226.5 rainy days per year. October has the highest number of rain days at an average of 20.8 days.

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

The all-time highest temperature recorded in Haarlem is 34°C on 2022-07-19.

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

The all-time lowest temperature recorded in Haarlem is -9°C on 2012-02-07.

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

Haarlem experiences its strongest winds during December. The historic gust record of 72.1 kph was recorded on 2018-01-18.

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

Usually, Haarlem's humidity peaks in December at around 81.8% and drops to its lowest in August at approximately 74.9%.