Donegal weather in March 2026

Expect daytime maximum temperatures of 46°F in Donegal, Ireland in March based on long-term weather averages. There are 3 hours of sunshine per day on average with 23 days with some rainfall and typically 4.8 inches of rainfall in the month.

  • 46°F maximum daytime temperature in March in Donegal46
    46°F max day temperature
  • 3 hours of sunshine per day
  • 23 days with some rainfall in March in Donegal23
    23 days with some rainfall
  • 34°F minimum night-time temperature in March in Donegal34
    34°F min night temperature
  • 12 hours of daylight per day in March in Donegal12
    12 hours of daylight per day
  • No heat & humidity in March in Donegal0
    No heat & humidity
  • 4.8 inches monthly rainfall in March in Donegal4.8
    4.8 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in March in Donegal2
    2 (Low) UV index
  • 46°F sea temperature in March in Donegal46
    46°F sea temperature

More about Donegal

Donegal by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Ireland

Rural Retreats: Group holiday cottages

  • Explore cottages in the UK for groups
  • Enjoy a range of facilities & activities
  • Filter search by selecting holiday preferences
Go to Rural Retreats deal >>

View all Rural Retreats offers

The March weather guide for Ireland (Donegal) 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)

Back to top

More about Ireland

How warm is it in Donegal in March?

Daytime temperatures usually reach 46°F in Donegal in March, falling to 34°F at night.

How sunny is it in Donegal in March?

There are normally 3 hours of bright sunshine each day in Donegal in March - that's 26% of daylight hours.

How warm is the sea around Donegal in March?

The average sea temperature around Donegal in March is 46°F.

Does it rain in Donegal in March?

There are usually 23 days with some rain in Donegal in March and the average monthly rainfall is 4.8 inches.

Donegal March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st March 2026 07:22 18:09
Monday, 16th March 2026 06:45 18:38
Tuesday, 31st March 2026 06:07 19:07

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^