TODAY'S WEATHER

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Will it rain in Portsmouth, Portsmouth?

The rain forecast percentage is calculated by combining data from several computer models.

Short range

Will it rain today, tomorrow or the day after?

Fri 11 Sep
95%
Amount: 1.6mm

Sat 12 Sep
48%
Amount: 0.1mm

Sun 13 Sep
42%
Amount: 3.4mm

Medium range

Will it rain during the following ten days?

Mon 14 Sep
6%
Tue 15 Sep
39%
Wed 16 Sep
12%
Thu 17 Sep
18%
Fri 18 Sep
9%
Sat 19 Sep
18%
Sun 20 Sep
18%
Mon 21 Sep
15%
Tue 22 Sep
12%

Other will it forecasts

Portsmouth, Portsmouth frost

Portsmouth, Portsmouth rain

Portsmouth, Portsmouth snow

Portsmouth, Portsmouth heat

Portsmouth, Portsmouth thunder

Full weather forecast

Next 3 days hour by hour

Portsmouth, Portsmouth hourly

Next 16 days in 3 hour intervals

Portsmouth, Portsmouth 16 day

Select location

UK postcode or place

Information

The rain forecast updates four times each day.

Large local variations in rain amounts often occur. This is especially true during the summer months when rain is more showery in nature.

It combines data from the Meteo France Arpege, NCEP Global Forecast System (GFS) and NCEP Global Ensemble Forecast System (GEFS).

If you would like more in-depth information check our extensive range of Numerical Weather Prediction model data

To check the complete weather forecast use the Place, postcode or geolocation options in the header.