14 days forecast Portsmouth
See the weather for the coming 14 days in Portsmouth.
Wednesday, December 17 
75%
-6° / 5°
4
75%Lots of sun, also cirrus clouds
Total precipitation 0 mm
Precipitation chance 5%
UV index 1
Thursday, December 18 85%
-5° / 5°
3
85%Lots of sun, also cirrus clouds
Total precipitation 0.1 mm
Precipitation chance 5%
UV index 1
Friday, December 19 
0%
-2° / 13°
5
0%Grey and some period of rain
Total precipitation 26.7 mm
Precipitation chance 100%
UV index 0
Saturday, December 20 
85%
-5° / 1°
4
85%Lots of sun, few clouds
Total precipitation 0.3 mm
Precipitation chance 5%
UV index 1
Sunday, December 21 
90%
-4° / 3°
4
90%Radiant sunny weather
Total precipitation 0.3 mm
Precipitation chance 10%
UV index 1
Monday, December 22 90%
-6° / 0°
3
90%Radiant sunny weather
Total precipitation 0.2 mm
Precipitation chance 5%
UV index 1
Tuesday, December 23 
35%
-5° / 2°
3
35%Showers with rain and snow
Total precipitation 3.1 mm
Precipitation chance 80%
UV index 0
Wednesday, December 24 
70%
-5° / -1°
3
70%Sun and a chance of a snow shower
Total precipitation 2.5 mm
Precipitation chance 70%
UV index 1
Thursday, December 25 
35%
-8° / -1°
2
35%Possible slipperiness due to freezing rain
Total precipitation 3.4 mm
Precipitation chance 80%
UV index 0
Friday, December 26 60%
-6° / 0°
2
60%Possible slipperiness due to freezing rain
Total precipitation 3.8 mm
Precipitation chance 85%
UV index 1
Saturday, December 27 35%
-5° / 1°
3
35%Possible slipperiness due to freezing rain
Total precipitation 6.4 mm
Precipitation chance 90%
UV index 0
Sunday, December 28 80%
-6° / 1°
3
80%Possible slipperiness due to freezing rain
Total precipitation 3.1 mm
Precipitation chance 80%
UV index 1
Monday, December 29 75%
-8° / 1°
3
75%Possible slipperiness due to freezing rain
Total precipitation 2.1 mm
Precipitation chance 65%
UV index 1
Tuesday, December 30 70%
-7° / 1°
3
70%Possible slipperiness due to freezing rain
Total precipitation 2.5 mm
Precipitation chance 70%
UV index 1
Wednesday, December 31 70%
-7° / 0°
3
70%Lots of sun, few clouds
Total precipitation 0.8 mm
Precipitation chance 25%
UV index 1