Castletown Weather Averages
Climate averages for Castletown based on 10 years of historical data.
Annual avg temp
10.9°C
Annual avg high
12.1°C
Annual avg low
9.7°C
Record high
24°C
Record low
-2°C
Annual rainfall
1153 mm
Rainy days
176
Sunshine
2.2h/day
Humedad
80%
Average Castletown temperatures by month
Avg high
Avg low
Average rainfall in Castletown by month
Rainfall (mm)
Sunshine hours in Castletown by month
Sunshine (h/day)
Humidity in Castletown by month
Average humidity
Month-by-month averages
| Month | Avg High | Avg Low | Rainfall | Sunshine |
|---|---|---|---|---|
| Clima en enero | 9°C | 6°C | 97 mm | 1.0h |
| Clima en febrero | 8°C | 6°C | 97 mm | 1.3h |
| Clima en marzo | 8°C | 6°C | 98 mm | 2.0h |
| Clima en abril | 10°C | 7°C | 61 mm | 3.1h |
| Clima en mayo | 12°C | 10°C | 59 mm | 3.9h |
| Clima en junio | 15°C | 12°C | 66 mm | 3.9h |
| Clima en julio | 16°C | 14°C | 90 mm | 3.0h |
| Clima en agosto | 16°C | 14°C | 100 mm | 2.6h |
| Clima en septiembre | 15°C | 13°C | 105 mm | 2.5h |
| Clima en octubre | 14°C | 11°C | 121 mm | 1.4h |
| Clima en noviembre | 11°C | 9°C | 127 mm | 1.0h |
| Clima en diciembre | 10°C | 8°C | 132 mm | 0.9h |