Average Monthly Sunshine hours in Portsmouth

This graph shows the average number of hours per month that Portsmouth receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

• On average, July is the sunniest month with 222 hours of sunshine.
• December has on average the lowest amount of sunshine with 54 hours.
• On average, the total annual amount of sun is 1699 hours.

Forecast: is it sunny in Portsmouth?

Sun   Dec 15

13°C | 7°C

W 22 km/h

broken clouds and no rain

hourly forecast

Mon   Dec 16

12°C | 9°C

SW 22 km/h

overcast and no rain

hourly forecast

Tue   Dec 17

12°C | 9°C

S 25 km/h

1.7 mm

overcast and small chance of slight rain

hourly forecast

5-Day Forecast 10-Day Forecast