Best time to visit Northern Ireland

Find the best time to visit Northern Ireland and plan your perfect trip in 2024/2025. Get holiday inspiration, weather guides, travel advice and find great deals.

Northern Ireland by month

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

Recommended for Northern Ireland

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Top Northern Ireland destinations

Below are the temperatures expected today at popular countries, regions and places in Northern Ireland. Select a destination to compare today's forecast with average weather conditions.

All Northern Ireland destinations

When is the best time to visit Northern Ireland?

The best time to visit Northern Ireland (Belfast) is July and August based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]

Change the criteria to reflect your weather preferences.

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

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Max Day Temperature (°F)

  • 45°F maximum daytime temperature in January in Northern Ireland (Belfast)45
    Jan
  • 45°F maximum daytime temperature in February in Northern Ireland (Belfast)45
    Feb
  • 48°F maximum daytime temperature in March in Northern Ireland (Belfast)48
    Mar
  • 52°F maximum daytime temperature in April in Northern Ireland (Belfast)52
    Apr
  • 57°F maximum daytime temperature in May in Northern Ireland (Belfast)57
    May
  • 63°F maximum daytime temperature in June in Northern Ireland (Belfast)63
    Jun
  • 64°F maximum daytime temperature in July in Northern Ireland (Belfast)64
    Jul
  • 64°F maximum daytime temperature in August in Northern Ireland (Belfast)64
    Aug
  • 61°F maximum daytime temperature in September in Northern Ireland (Belfast)61
    Sep
  • 55°F maximum daytime temperature in October in Northern Ireland (Belfast)55
    Oct
  • 48°F maximum daytime temperature in November in Northern Ireland (Belfast)48
    Nov
  • 46°F maximum daytime temperature in December in Northern Ireland (Belfast)46
    Dec

Best time to visit

The weather guide for Northern Ireland (Belfast) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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Which is the hottest month in Northern Ireland?

The hottest time of year in Belfast, Northern Ireland is normally July. Expect maximum daytime temperatures to reach 64°F.

Which month has the most rain in Northern Ireland?

In terms of rainfall, January is usually the wettest month in Belfast, Northern Ireland with 4.0 inches on average. There are normally 20 days in January with some rain.

When is it sunniest in Northern Ireland?

The sunniest time of year in Belfast, Northern Ireland is normally May with bright sunshine on average for 37% of daylight hours; that's 6 hours of sunshine per day.

When is the sea warmest in Northern Ireland?

The sea is usually at its warmest in Belfast, Northern Ireland in September when the water temperature reaches 57°F.

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