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Weather in City of Belfast for May 2025

Your guide to City of Belfast weather in May - trends and predictions
  • In general, the average temperature in City of Belfast at the beginning of May is 13.4 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 15.7 °C by the end of May.

  • City of Belfast sees moderate rainfall in May, averaging 8 rainy days.

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Average dry days
23
Dry days
Average rainy days
8
Rainy days
Average snowy days
0
Snow days
Average temperatures
16°/7°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
86 %
Avg humidity

City of Belfast in May average weather

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Temperatures trend during May in City of Belfast

See the weather trend as well as the moving average line

May weather day by day

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Date Weather Temperatures Rain UV More
1 May Patchy rain possible
Patchy rain possible
14° /6° 0.1 mm 4
2 May Overcast
Overcast
14° /6° 0 mm 4
3 May Overcast
Overcast
12° /8° 1 mm 3
4 May Overcast
Overcast
12° /7° 1.6 mm 3
5 May Heavy rain at times
Heavy rain at times
14° /8° 4.4 mm 4
6 May Patchy rain possible
Patchy rain possible
14° /7° 0.3 mm 3
7 May Patchy rain possible
Patchy rain possible
14° /6° 1.2 mm 4
8 May Moderate or heavy rain shower
Moderate or heavy rain shower
16° /8° 9.4 mm 4
9 May Patchy rain possible
Patchy rain possible
16° /8° 0.8 mm 4
10 May Moderate or heavy rain shower
Moderate or heavy rain shower
15° /8° 4.4 mm 4
11 May Moderate or heavy rain shower
Moderate or heavy rain shower
16° /7° 3.7 mm 4
12 May Cloudy
Cloudy
16° /8° 1.3 mm 4
13 May Sunny
Sunny
15° /8° 5.5 mm 4
14 May Patchy rain possible
Patchy rain possible
12° /7° 2.4 mm 3
15 May Patchy rain possible
Patchy rain possible
13° /6° 0.3 mm 3
16 May Patchy rain possible
Patchy rain possible
15° /6° 0.2 mm 4
17 May Overcast
Overcast
16° /7° 0.6 mm 4
18 May Overcast
Overcast
16° /6° 0.1 mm 4
19 May Overcast
Overcast
16° /6° 0.2 mm 4
20 May Patchy rain possible
Patchy rain possible
15° /8° 2 mm 4
21 May Moderate rain at times
Moderate rain at times
15° /9° 2.4 mm 4
22 May Partly cloudy
Partly cloudy
14° /8° 0.4 mm 4
23 May Cloudy
Cloudy
12° /7° 2.6 mm 3
24 May Patchy rain possible
Patchy rain possible
14° /7° 1.4 mm 4
25 May Overcast
Overcast
15° /7° 0.1 mm 4
26 May Overcast
Overcast
14° /8° 1.1 mm 4
27 May Overcast
Overcast
16° /7° 0.9 mm 4
28 May Sunny
Sunny
15° /6° 4.1 mm 4
29 May Sunny
Sunny
16° /7° 0.6 mm 5
30 May Sunny
Sunny
17° /7° 0.1 mm 4
31 May Sunny
Sunny
17° /8° 0 mm 5
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Important Notice
Our weather forecast for City of Belfast in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the City of Belfast forecast closer to your planned date for the most up-to-date weather information.

City of Belfast in May - FAQ

What are the expected maximum and minimum temperatures in City of Belfast during May?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in City of Belfast during May?
Moderate rainfall is anticipated in City of Belfast during May, with a total of 92.2 mm spread over approximately 8 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in City of Belfast during May?
The average wind speed in City of Belfast during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
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Location coordinates Where is City of Belfast?

Get accurate weather forecasts for City of Belfast, located at latitude 54.597 and longitude -5.925. Stay updated with localized weather information tailored for City of Belfast.

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