Best year time to visit Illogan

General weather information about Illogan

Average annual temperature is 12.1 °C

Absolute maximum temperature: 24.5 °C

Absolute minimum temperature: -1.6 °C

Number of sunny days: 75 days

Number of rainy days: 290 days

Look at detailed online map of Illogan

* Weather data for Illogan United Kingdom is based on climate observations for 2026 year

Illogan air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.812.513.215.418.122.521.621.924.520.414.813.6
Average daytime temperature (°C)9.49.710.512.015.119.217.918.019.215.711.611.2
Average temperature (°C)7.77.68.59.612.616.416.016.216.813.810.49.9
Average night temperature (°C)5.55.36.67.19.813.614.214.214.412.39.08.3
Absolute minimum temperature (°C)-1.20.4-0.12.96.59.111.311.511.39.52.1-1.6

Illogan 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)8.610.111.913.815.416.315.914.412.610.79.08.1
Daylight minimum duration (h)8.09.010.012.014.016.015.013.011.09.08.08.0
Sunshine mean duration (h)3.85.75.38.211.712.310.29.18.55.04.33.0
Precipitation (mm)14921163875343148128102117173143
Sunny days712271912124711
Rainy days241629231218302926242930
Snow days000000000000

Illogan - weather forecast by months

Illogan weather in januaryIllogan weather in februaryIllogan weather in marchIllogan weather in aprilIllogan weather in mayIllogan weather in juneIllogan weather in julyIllogan weather in augustIllogan weather in septemberIllogan weather in octoberIllogan weather in novemberIllogan weather in december

Best time to visit Illogan:

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

  • May — 11.7(h)
  • June — 12.3(h)
  • July — 10.2(h)
  • August — 9.1(h)

Months with the longest average daylight duration in Illogan:

  • May — 15.4(h)
  • June — 16.3(h)
  • July — 15.9(h)

The largest precipitation sum in Illogan is at

  • January — 149(mm)
  • March — 163(mm)
  • July — 148(mm)
  • November — 173(mm)
  • December — 143(mm)

    • Weather forecast in the closest to Illogan admin centers

    Weather forecast in the closest towns to Illogan

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    Frequently asked questions

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