The long-range forecast for Heerlen predicts a cold wave, with temperatures dropping to -1°, significantly lower than typical for Heerlen and -4.4 °F below the historical average.
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Heerlen 
Long Range Weather Forecast
The long-range forecast for Heerlen predicts a cold wave, with temperatures dropping to -1°, significantly lower than typical for Heerlen and -4.4 °F below the historical average.
Check out our estimated 30 days weather forecast for Heerlen, this data is based on the average weather in Heerlen in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Heerlen next to the desired date.
