Derry
May
Weather in Derry for May 2025
Your guide to Derry weather in May - trends and predictions
In general, the average temperature in Derry at the beginning of May is 13.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 15.9 °C by the end of May.
The climate of Derry in May is notably wet, with an average of 12 rainy days.
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19
Dry days
12
Rainy days
0
Snow days
16°/7°
Temperatures
14 km/h
Avg max wind
83 %
Avg humidity
Derry in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  15° | 2  16° | 3 16° | 4  12° | |||
| 5 14° | 6 11° | 7  13° | 8 15° | 9 16° | 10 19° | 11 20° |
| 12 17° | 13 16° | 14 14° | 15 16° | 16 18° | 17 18° | 18 16° |
| 19 17° | 20  15° | 21 13° | 22 13° | 23 14° | 24 13° | 25 15° |
| 26 14° | 27 17° | 28 14° | 29  16° | 30 17° | 31 18° |
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Temperatures trend during May in Derry
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 | 15° /6° | 0 mm | 4 | |
| 2 May | Fog | 16° /6° | 0.3 mm | 4 | |
| 3 May | Patchy rain possible | 16° /6° | 0.4 mm | 4 | |
| 4 May | Light rain | 12° /10° | 4.8 mm | 3 | |
| 5 May | Fog | 14° /9° | 1.3 mm | 3 | |
| 6 May | Patchy rain possible | 11° /6° | 0.5 mm | 3 | |
| 7 May | Overcast | 13° /5° | 0 mm | 3 | |
| 8 May | Light drizzle | 15° /8° | 0.3 mm | 4 | |
| 9 May | Light rain | 16° /8° | 0.9 mm | 4 | |
| 10 May | Patchy rain possible | 19° /9° | 0.2 mm | 4 | |
| 11 May | Patchy rain possible | 20° /7° | 0.1 mm | 5 | |
| 12 May | Light rain shower | 17° /10° | 11.1 mm | 4 | |
| 13 May | Light rain shower | 16° /9° | 9.3 mm | 4 | |
| 14 May | Light drizzle | 14° /8° | 0.9 mm | 3 | |
| 15 May | Light rain shower | 16° /7° | 1.8 mm | 4 | |
| 16 May | Light drizzle | 18° /7° | 0.6 mm | 4 | |
| 17 May | Patchy rain possible | 18° /8° | 0.1 mm | 4 | |
| 18 May | Patchy rain possible | 16° /5° | 0.1 mm | 4 | |
| 19 May | Patchy rain possible | 17° /5° | 0 mm | 4 | |
| 20 May | Heavy rain at times | 15° /9° | 5.6 mm | 4 | |
| 21 May | Overcast | 13° /9° | 0 mm | 3 | |
| 22 May | Overcast | 13° /6° | 1.5 mm | 3 | |
| 23 May | Overcast | 14° /7° | 0.2 mm | 4 | |
| 24 May | Patchy rain possible | 13° /7° | 0.9 mm | 4 | |
| 25 May | Overcast | 15° /7° | 0 mm | 4 | |
| 26 May | Overcast | 14° /7° | 0.6 mm | 4 | |
| 27 May | Overcast | 17° /6° | 1.9 mm | 4 | |
| 28 May | Overcast | 14° /7° | 3.1 mm | 4 | |
| 29 May | Sunny | 16° /6° | 0.5 mm | 5 | |
| 30 May | Sunny | 17° /6° | 0.7 mm | 5 | |
| 31 May | Sunny | 18° /5° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Derry 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 Derry forecast closer to your planned date for the most up-to-date weather information.
Derry in May - FAQ
What are the expected maximum and minimum temperatures in Derry 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 Derry during May?
In May, Derry can expect light to moderate rainfall, totaling 43.5 mm across approximately 12 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Derry during May?
The average wind speed in Derry during May is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
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