Roscommon weather in October 2026

Expect daytime maximum temperatures of 55°F in Roscommon, Ireland in October based on long-term weather averages. There are 3 hours of sunshine per day on average with 21 days with some rainfall and typically 4.1 inches of rainfall in the month.

  • 55°F maximum daytime temperature in October in Roscommon55
    55°F max day temperature
  • 3 hours of sunshine per day
  • 21 days with some rainfall in October in Roscommon21
    21 days with some rainfall
  • 43°F minimum night-time temperature in October in Roscommon43
    43°F min night temperature
  • 11 hours of daylight per day in October in Roscommon11
    11 hours of daylight per day
  • No heat & humidity in October in Roscommon0
    No heat & humidity
  • 4.1 inches monthly rainfall in October in Roscommon4.1
    4.1 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in October in Roscommon2
    2 (Low) UV index

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The October weather guide for Ireland (Roscommon) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How warm is it in Roscommon in October?

Daytime temperatures usually reach 57°F in Roscommon in October, falling to 46°F at night.

How sunny is it in Roscommon in October?

There are normally 3 hours of bright sunshine each day in Roscommon in October - that's 29% of daylight hours.

How warm is the sea around Roscommon in October?

The average sea temperature around Roscommon in October is 55°F.

Does it rain in Roscommon in October?

There are usually 16 days with some rain in Roscommon in October and the average monthly rainfall is 2.6 inches.

Roscommon October sunrise & sunset times

Browse the sunrise and sunset times for Roscommon in October 2026. Select a month to view Roscommon sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st October 2026 06:34 18:09
Friday, 16th October 2026 07:02 17:34
Saturday, 31st October 2026 07:30 17:02

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