Navan weather in August 2025

Expect 19°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Navan in August. Check more long-term weather averages for Navan in August before you book your next holiday to Ireland in 2025/2026.

  • 19°C maximum daytime temperature in August in Navan19
    19°C max day temperature
  • 5 hours of sunshine per day
  • 18 days with some rainfall in August in Navan18
    18 days with some rainfall
  • 11°C minimum night-time temperature in August in Navan11
    11°C min night temperature
  • 15 hours of daylight per day in August in Navan15
    15 hours of daylight per day
  • No heat & humidity in August in Navan0
    No heat & humidity
  • 71 mm monthly rainfall in August in Navan71
    71 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in August in Navan5
    5 (Moderate) UV index

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The August weather guide for Ireland (Navan) 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 / mm)  |  Imperial (°F / inches)

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More about Ireland

How hot is it in Navan in August?

Daytime temperatures usually reach 19°C in Navan in August, falling to 11°C at night.

How sunny is it in Navan in August?

There are normally 5 hours of bright sunshine each day in Navan in August - that's 31% of daylight hours.

Does it rain in Navan in August?

There are usually 18 days with some rain in Navan in August and the average monthly rainfall is 71mm.

Navan August sunrise & sunset times

Browse the sunrise and sunset times for Navan in August 2025. Select a month to view Navan sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:42 20:23
Saturday, 16th August 2025 05:08 19:53
Sunday, 31st August 2025 05:34 19:19

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