Sunday
Heavy rain
High: 20°C
(68°F)
Wind: W at 9 mph (14 km/h)
Humidity: 79%
95% chance of showers
Grantham Weather - Extended Forecast
Regional Forecast
Sunday
Any heavy showers at first clearing east by late morning. Thereafter, often rather cloudy with scattered showers, perhaps locally heavy towards Lincolnshire, but also some sunny intervals. Breezy in places. Maximum temperature 20°C.
Outlook For Monday To Wednesday
Fewer showers on Monday with more sunny spells but still breezy. Dry with sunny spells on Tuesday, becoming warmer. Mostly dry and bright Wednesday, warm or very warm. Lighter winds.
Daily Forecast
Sunday Night
Heavy rain shower
Low: 12°C
(54°F)
Wind: N at 9 mph (14 km/h)
Humidity: 94%
85% chance of showers
Monday
Cloudy
High: 21°C
(70°F)
Wind: NW at 11 mph (18 km/h)
Humidity: 54%
45% chance of showers
Monday Night
Clear sky
Low: 11°C
(52°F)
Wind: WNW at 11 mph (18 km/h)
Humidity: 73%
5% chance of showers
Tuesday
Sunny
High: 22°C
(72°F)
Wind: NW at 11 mph (18 km/h)
Humidity: 42%
0% chance of showers
Tuesday Night
Clear sky
Low: 11°C
(52°F)
Wind: W at 4 mph (6 km/h)
Humidity: 81%
1% chance of showers
Wednesday
Partly cloudy
High: 24°C
(75°F)
Wind: WNW at 7 mph (11 km/h)
Humidity: 55%
10% chance of showers
Wednesday Night
Clear sky
Low: 13°C
(55°F)
Wind: NW at 4 mph (6 km/h)
Humidity: 86%
1% chance of showers
Thursday
Partly cloudy
High: 26°C
(79°F)
Wind: W at 4 mph (6 km/h)
Humidity: 50%
5% chance of showers
Thursday Night
Clear sky
Low: 14°C
(57°F)
Wind: E at 4 mph (6 km/h)
Humidity: 85%
0% chance of showers