Best year time to visit Harnes

General weather information about Harnes

Average annual temperature is 12.2 °C

Absolute maximum temperature: 32.4 °C

Absolute minimum temperature: -5.4 °C

Number of sunny days: 124 days

Number of rainy days: 240 days

Number of snow days: 1 day

Look at detailed online map of Harnes

* Weather data for Harnes France is based on climate observations for 2026 year

Harnes air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.812.117.316.423.630.329.927.732.425.015.913.1
Average daytime temperature (°C)8.09.211.112.717.924.922.622.423.817.711.09.3
Average temperature (°C)5.65.87.88.613.119.418.518.218.914.08.47.2
Average night temperature (°C)3.02.64.24.28.113.614.413.914.210.66.15.1
Absolute minimum temperature (°C)-3.9-4.4-2.7-1.72.99.811.310.59.73.10.7-5.4

Harnes monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.016.016.016.015.013.011.09.08.0
Daylight mean duration (h)8.610.111.913.815.516.415.914.512.610.79.08.1
Daylight minimum duration (h)8.09.010.012.014.016.015.013.011.09.08.08.0
Sunshine mean duration (h)3.34.95.38.110.413.211.011.19.16.53.72.3
Precipitation (mm)73613987565111986479711368
Sunny days91659151747191148
Rainy days221126211613272411202623
Snow days010000000000

Harnes - weather forecast by months

Harnes weather in januaryHarnes weather in februaryHarnes weather in marchHarnes weather in aprilHarnes weather in mayHarnes weather in juneHarnes weather in julyHarnes weather in augustHarnes weather in septemberHarnes weather in octoberHarnes weather in novemberHarnes weather in december

Best time to visit Harnes:

The best time to visit Harnes during the most sunny months:

  • May — 10.4(h)
  • June — 13.2(h)
  • July — 11.0(h)
  • August — 11.1(h)

Months with the longest average daylight duration in Harnes:

  • May — 15.5(h)
  • June — 16.4(h)
  • July — 15.9(h)

The largest precipitation sum in Harnes is at

  • March — 139(mm)
  • July — 119(mm)
  • November — 113(mm)

    • Weather forecast in the closest to Harnes admin centers

    Weather forecast in the closest towns to Harnes

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    Frequently asked questions

    When is the best time to visit Harnes?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Harnes.
    What is the weather like in Harnes?
    See average temperature, rainfall and daylight hours for Harnes by month in the table above.
    How many sunny days does Harnes have?
    The monthly weather statistics above show sunshine and rainfall patterns for Harnes throughout the year.