Spring (March–May): Average 7.5–12.7°C, mild but with occasional showers. March and April are rainier, while May is relatively dry. Common activities: Outdoor walks, visiting historical sites. Suggested clothing: Light jacket, comfortable trousers or skirt, and thermal underwear.
Summer (June–August): Average 14.4–15.8°C, warm and pleasant with occasional showers. July and August are drier months. Common activities: Hiking, outdoor picnics, visiting gardens. Suggested clothing: Light and breathable clothing such as short-sleeved shirts and trousers.
Autumn (September–November): Average 8.2–13.4°C, cool with more rainfall, especially in September and October. Common activities: Visiting museums, art galleries, or enjoying cozy indoor activities. Suggested clothing: Warm jacket, comfortable trousers or skirt, and rain gear.
Winter (December–February): Average 5.4–7.1°C, cold and damp with frequent rainfall. Common activities: Indoor activities, visiting heated greenhouses. Suggested clothing: Warm coat, scarf, hat, and gloves.
Leinster climatological average
Annual average temperature: approx. 10.5°C / Annual rainfall: approx. 768 mm / Summer humidity: 65%–75% / Rainiest month: September
Leinster monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
5.4°C
42.7
February
7.1°C
60
March
7.5°C
79.7
April
8.7°C
61
May
12.7°C
37.7
June
14.4°C
54.7
July
15.6°C
72.7
August
15.8°C
49.3
September
13.4°C
98
October
11.6°C
90.7
November
8.2°C
49
December
6.2°C
73.3
Leinster weather for the next seven days
11/5
Wednesday
Moderate rain
13.8°C/12.8°C
11/6
Thursday
Patchy rain nearby
12.5°C/10.3°C
11/7
Friday
Patchy rain nearby
13.6°C/9.7°C
11/8
Saturday
Patchy rain nearby
12.2°C/9.5°C
11/9
Sunday
Cloudy
11.9°C/8.4°C
11/10
Monday
Patchy rain nearby
10.6°C/8°C
11/11
Tuesday
Overcast
10°C/5.2°C
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