Saturday
Partly cloudy
High: 18°C
(64°F)
Wind: WSW at 11 mph (18 km/h)
Humidity: 76%
10% chance of showers
Portsmouth Weather - Extended Forecast
Regional Forecast
Sunday
Dry and sunny start but cloud will quickly spread northeastwards, followed by heavy rain. Later in the afternoon the rain eases to become light. Meanwhile strong coastal southwest winds develop. Maximum temperature 17°C.
Outlook For Monday To Wednesday
Monday windy with gales and heavy blustery showers, some with hail and thunder. Tuesday a few showers and winds easing. Wednesday breezy with rain clearing, then brighter with isolated showers.
Daily Forecast
Saturday Night
Clear sky
Low: 11°C
(52°F)
Wind: W at 7 mph (11 km/h)
Humidity: 75%
5% chance of showers
Sunday
Light rain
High: 18°C
(64°F)
Wind: S at 16 mph (26 km/h)
Humidity: 75%
85% chance of showers
Sunday Night
Partly cloudy
Low: 16°C
(61°F)
Wind: WSW at 25 mph (40 km/h)
Humidity: 75%
75% chance of showers
Monday
Sunny
High: 17°C
(63°F)
Wind: WSW at 29 mph (47 km/h)
Humidity: 62%
40% chance of showers
Monday Night
Clear sky
Low: 13°C
(55°F)
Wind: W at 20 mph (32 km/h)
Humidity: 79%
10% chance of showers
Tuesday
Cloudy
High: 17°C
(63°F)
Wind: W at 18 mph (29 km/h)
Humidity: 62%
5% chance of showers
Tuesday Night
Light rain
Low: 14°C
(57°F)
Wind: SW at 13 mph (21 km/h)
Humidity: 89%
50% chance of showers
Wednesday
Light rain
High: 17°C
(63°F)
Wind: SW at 25 mph (40 km/h)
Humidity: 86%
50% chance of showers
Wednesday Night
Overcast
Low: 15°C
(59°F)
Wind: WSW at 18 mph (29 km/h)
Humidity: 92%
45% chance of showers