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NetherlandsThe climate of Heerlen
The current climate in Heerlen features temperatures ranging from a high of 24°C to a low of 6°C throughout the year. The average yearly temperature is around 16°C. At night, temperatures in the colder months average around 2°C and in the warmer months around 14°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for Heerlen, Netherlands.
Temperature records
The highest temperature recorded in Heerlen in recent years was 39°C in July 2019. The lowest daytime temperature recorded was -6°C in February 2021.
Precipitation and snowfall
On average, Heerlen gets 775 mm of precipitation each year. Of this, about 9,2 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.
Curious about the weather in other parts of Netherlands? Check out the climate and weather for spots like Texel, Veluwe, Zeeland, or explore other destinations in Netherlands.
Best time to visit Heerlen?
The best time to visit Heerlen for sunny weather is May through September. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Heerlen. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
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Climate Table of Heerlen
The climate table of Heerlen shows the average temperatures, rainfall, snow, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 6 | 8 | 11 | 15 | 19 | 23 | 24 | 24 | 21 | 16 | 10 | 8 |
| Temp. min (°C) | 2 | 3 | 4 | 6 | 9 | 13 | 15 | 15 | 12 | 10 | 6 | 4 |
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| Precipitation (mm) | 70 | 67 | 62 | 39 | 53 | 78 | 80 | 77 | 56 | 59 | 58 | 76 |
| Snow (cm) | 4,3 | 2,0 | 1,1 | 0,6 | 0 | 0 | 0 | 0 | 0 | 0 | 0,1 | 1,1 |
| UV Index | 1 | 3 | 3 | 5 | 5 | 6 | 5 | 4 | 5 | 3 | 1 | 1 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
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Temperature charts
These charts display the average temperatures in Heerlen, Netherlands. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in Heerlen
Yearly Temperature in Heerlen
Precipitation charts
These charts show the average amount of precipitation in Heerlen, Netherlands. Precipitation is always measured as water, even when it falls as snow or hail. The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Average Precipitation per Month in Heerlen
Total Yearly Precipitation in Heerlen
Average Snowfall per Month in Heerlen
Total Yearly Snowfall in Heerlen
UV index chart
This chart shows the average UV index per month in Heerlen, Netherlands. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in Heerlen
Weather experiences in Heerlen
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Average weather in Heerlen by month
Click on a month below to see detailed weather info for Heerlen. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.