Measurements:
°C
°F
Belfast
34°F
E 12 mph
Feels like: 24°F
Precip: 86%
World Resorts United Kingdom Belfast Weather May Weather in Belfast

Belfast Weather: May

Average Day Temperature: 57.2°F
Average Night Temperature: 45.7°F
Sea Water Temperature: 50.2°F
Number of Sunny Days: 5 days
Sunshine Hours: 15.2 - 16.9 hours
Number of Rainy Days: 5 days
Precipitation Totals: 2.6 in

Air Temperature in May, °F

Select Year: 2024 2023 2022

The highest day temperature in May 2024 was 68°F. The lowest night temperature was 42°F. The average values for day and night temperatures during May were 59.9°F и 48.9°F respectivly.

Belfast Water Sea Temperature in May, °F

Select Year: 2024 2023 2022

The average sea surface temperature in May 2024 for Belfast was 51.7°F. The maximum and minimum values were 48.8°F and 54.6°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in May are gloomy but you can also expect sunny days.

Precipitation Totals in May, in

Precipitation total in May for Belfast is 2.6 in.

Wind Speed in May, mph

The average wind speed in May is 9.9 mph. It makes May one of the most windless months of the year for Belfast.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Belfast in May is 6.6 hours.

Best Time to Visit Belfast
The most sunny months:
April 6 days
May 5 days
June 5 days
The most warm months:
July 64.7 °F
August 64.2 °F
June 62.2 °F
Warmest sea temperature:
August 58.4 °F
September 58.4 °F
July 57.1 °F
The most cold months:
January 43.2 °F
December 45.1 °F
February 45.1 °F
The most rainy months:
June 7 days
July 7 days
August 7 days
The most windy months:
February 13 mph
December 13 mph
January 12 mph

Belfast on the Weather Map

United Kingdom Resorts:
NAME
Bath +36
Belfast +34
Bournemouth +34
Brighton +38
Bristol +38
Edinburgh +30
Gibraltar +58
Glasgow +30
Liverpool +40
London +36
Middlesbrough +32
Plymouth +38
Scarborough +34
Torquay +32
York +32
24 Hours Weather Forecast
Belfast
Local time: 05:31
22 nov, friday
0600 34°F
E
12 mph
0900 34°F
E
10 mph
1200 38°F
E
11 mph
1500 36°F
E
9 mph
1800 32°F
NE
6 mph
2100 32°F
N
4 mph
23 nov, saturday
0000 32°F
NW
6 mph
0300 36°F
NW
20 mph