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Ulster

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Best time to visit Ulster

Data source:Meteostat
Update date:2025-09

Weather in Ulster throughout the year

  • Spring (March–May): Average 42–53°F, cool climate with low rainfall. The climate gradually warms from March to May, suitable for outdoor activities. Common activities: Hiking, exploring natural scenery. Recommended clothing: Light jacket, comfortable trousers, thermal underwear.
  • Summer (June–August): Average 53–56°F, mild climate with slightly higher rainfall than spring. Suitable for enjoying outdoor activities, but be mindful of changing weather. Common activities: Cycling, picnics, sightseeing. Recommended clothing: Light and breathable clothing, comfortable shoes.
  • Autumn (September–November): Average 53–45°F, gradually cooling climate with decreasing rainfall. Suitable for appreciating autumn scenery. Common activities: Leaf viewing, visiting museums. Recommended clothing: Light jacket, warm clothing.
  • Winter (December–February): Average 43–38°F, cold climate with low rainfall. Suitable for indoor activities, such as visiting art galleries or museums. Common activities: Indoor sightseeing, tasting local cuisine. Recommended clothing: Warm coat, scarf, gloves, hat.

Weather in Ulster

Annual average temperature: approx. 48.6°F / Annual rainfall: approx. 36 mm / Summer humidity: 60%–70% / Rainiest month: August

Ulster weather by month

Month
Air temperature (°F)
Precipitation (mm)
January
38.8°F
2.5
February
43°F
3.3
March
43°F
4.3
April
45.9°F
3.8
May
53.8°F
2.9
June
53.6°F
2
July
56.5°F
3
August
56.8°F
4.9
September
53.4°F
1.9
October
50°F
3.1
November
45.1°F
2.5
December
43.2°F
2.5

7-day weather forecast for Ulster

10/20
Tuesday
Patchy rain nearby
55.8°F/41.9°F
10/21
Wednesday
Light rain
49.5°F/37.6°F
10/22
Thursday
Fog
51.8°F/36°F
10/23
Friday
Patchy rain nearby
47.7°F/40.5°F
10/24
Saturday
Overcast
56.7°F/39.6°F
10/25
Sunday
Patchy rain nearby
56.9°F/43°F
10/26
Monday
Patchy rain nearby
58.8°F/41.5°F