Roscommon
May
Weather in Roscommon for May 2026
Your guide to Roscommon weather in May - trends and predictions
In general, the average temperature in Roscommon at the beginning of May is 14.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 13.7 °C by the end of May.
The climate of Roscommon in May is notably wet, with an average of 12 rainy days, and a total of 39.6 mm of precipitation.
Temperatures
Rain 🌧️
19
Dry days
12
Rainy days
0
Snow days
16°/7°
Temperatures
19 km/h
Avg max wind
80 %
Avg humidity
Roscommon Weather May
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Temperatures trend during May in Roscommon
See the weather trend as well as the moving average line
May weather in Roscommon day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Patchy rain possible | 15° /7° | 0.2 mm | 4 | |
| 2 May |  Overcast | 15° /6° | 0 mm | 4 | |
| 3 May | Patchy rain possible | 15° /4° | 0.6 mm | 4 | |
| 4 May | Patchy rain possible | 12° /4° | 0.2 mm | 3 | |
| 5 May |  Cloudy | 14° /2° | 0 mm | 3 | |
| 6 May | Overcast | 14° /5° | 0 mm | 3 | |
| 7 May | Overcast | 16° /6° | 0 mm | 4 | |
| 8 May | Overcast | 16° /5° | 0 mm | 4 | |
| 9 May | Cloudy | 17° /5° | 0 mm | 4 | |
| 10 May | Overcast | 17° /6° | 0 mm | 4 | |
| 11 May | Cloudy | 16° /6° | 0 mm | 4 | |
| 12 May | Overcast | 15° /8° | 0 mm | 4 | |
| 13 May | Overcast | 19° /10° | 0 mm | 4 | |
| 14 May |  Partly cloudy | 18° /9° | 0 mm | 5 | |
| 15 May | Cloudy | 19° /6° | 0 mm | 4 | |
| 16 May |  Sunny | 18° /7° | 0 mm | 5 | |
| 17 May | Sunny | 20° /7° | 0 mm | 6 | |
| 18 May | Sunny | 19° /8° | 0 mm | 5 | |
| 19 May | Patchy rain possible | 16° /7° | 0.3 mm | 4 | |
| 20 May | Patchy rain possible | 17° /5° | 0.5 mm | 4 | |
| 21 May | Overcast | 19° /6° | 0 mm | 4 | |
| 22 May | Partly cloudy | 18° /6° | 0 mm | 5 | |
| 23 May |  Heavy rain at times | 15° /5° | 4.5 mm | 4 | |
| 24 May |  Moderate or heavy rain shower | 16° /11° | 7.7 mm | 4 | |
| 25 May | Light rain shower | 13° /8° | 4 mm | 3 | |
| 26 May | Light rain shower | 12° /8° | 6.6 mm | 3 | |
| 27 May |  Light drizzle | 10° /6° | 4.6 mm | 3 | |
| 28 May | Light rain shower | 15° /6° | 2.4 mm | 4 | |
| 29 May | Light drizzle | 14° /12° | 4.2 mm | 3 | |
| 30 May | Patchy rain possible | 17° /9° | 0.8 mm | 4 | |
| 31 May | Light drizzle | 15° /9° | 3 mm | 4 | |
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Important Notice
Our weather forecast for Roscommon 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 Roscommon forecast closer to your planned date for the most up-to-date weather information.
Change Month
Roscommon in May - FAQ
What are the expected maximum and minimum temperatures in Roscommon 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 Roscommon during May?
In May, Roscommon can expect light to moderate rainfall, totaling 39.6 mm across approximately 12 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Roscommon during May?
The average wind speed in Roscommon during May is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Roscommon
Explore the daily rainfall trends and prepare for Roscommons May weather 💧
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