Best year time to visit Derby Line

General weather information about Derby Line

Average annual temperature is 8.0 °C

Absolute maximum temperature: 32.9 °C

Absolute minimum temperature: -31.1 °C

Number of sunny days: 115 days

Number of rainy days: 195 days

Number of snow days: 55 days

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* Weather data for Derby Line United States is based on climate observations for 2026 year

Derby Line air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)7.48.17.025.730.532.930.625.729.027.813.913.3
Average daytime temperature (°C)0.50.03.113.618.422.125.622.421.515.54.93.1
Average temperature (°C)-2.9-5.5-1.07.312.117.121.118.116.611.51.2-0.4
Average night temperature (°C)-6.1-10.8-5.02.05.912.517.514.412.68.4-1.8-3.3
Absolute minimum temperature (°C)-14.6-31.1-11.6-7.2-0.76.012.89.56.9-0.4-8.6-11.4

Derby Line monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.210.411.913.514.815.515.214.012.511.09.68.8
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)2.55.35.58.510.88.710.39.68.55.45.13.3
Precipitation (mm)100619281631572501607511183131
Sunny days357111885616111213
Rainy days1399191322262514201312
Snow days151415000000056

Derby Line - weather forecast by months

Derby Line weather in januaryDerby Line weather in februaryDerby Line weather in marchDerby Line weather in aprilDerby Line weather in mayDerby Line weather in juneDerby Line weather in julyDerby Line weather in augustDerby Line weather in septemberDerby Line weather in octoberDerby Line weather in novemberDerby Line weather in december

Best time to visit Derby Line:

The best time to visit Derby Line during the most sunny months:

  • May — 10.8(h)
  • July — 10.3(h)
  • August — 9.6(h)

Months with the longest average daylight duration in Derby Line:

  • June — 15.5(h)

The largest precipitation sum in Derby Line is at

  • June — 157(mm)
  • July — 250(mm)
  • August — 160(mm)

    • Weather forecast in the closest to Derby Line admin centers

    Weather forecast in the closest towns to Derby Line

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    MapTrains schedule
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    Frequently asked questions

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