14 days forecast Portsmouth
See the weather for the coming 14 days in Portsmouth.
Wednesday, June 18 
50%
21° / 29°
3
50%Sun, but also an occasional shower
Total precipitation 7.9 mm
Precipitation chance 95%
UV index 8
Thursday, June 19 
45%
20° / 26°
4
45%Thunderstorms, sometimes sun
Total precipitation 14.9 mm
Precipitation chance 100%
UV index 8
Friday, June 20 
90%
17° / 29°
2
90%Radiant sunny weather
Total precipitation 0.1 mm
Precipitation chance 0%
UV index 9
Saturday, June 21 90%
18° / 34°
2
90%Radiant sunny weather
Total precipitation 0 mm
Precipitation chance 0%
UV index 9
Sunday, June 22 90%
21° / 35°
2
90%Radiant sunny weather
Total precipitation 0.2 mm
Precipitation chance 5%
UV index 8
Monday, June 23 90%
22° / 36°
2
90%Radiant sunny weather
Total precipitation 0.9 mm
Precipitation chance 30%
UV index 9
Tuesday, June 24 
90%
23° / 36°
2
90%Sun and chance of a shower
Total precipitation 2 mm
Precipitation chance 65%
UV index 8
Wednesday, June 25 80%
24° / 35°
1
80%Sun, but also an occasional shower
Total precipitation 3.8 mm
Precipitation chance 85%
UV index 6
Thursday, June 26 75%
22° / 34°
2
75%Sun, but also an occasional shower
Total precipitation 3.5 mm
Precipitation chance 80%
UV index 6
Friday, June 27 70%
22° / 32°
2
70%Sun, but also an occasional shower
Total precipitation 4.8 mm
Precipitation chance 85%
UV index 6
Saturday, June 28 
50%
22° / 31°
2
50%Some thunderstorms, also sun
Total precipitation 6.6 mm
Precipitation chance 90%
UV index 5
Sunday, June 29 50%
22° / 32°
2
50%Some thunderstorms, also sun
Total precipitation 6.5 mm
Precipitation chance 90%
UV index 4
Monday, June 30 50%
22° / 32°
2
50%Sun, but also an occasional shower
Total precipitation 5.1 mm
Precipitation chance 90%
UV index 4
Tuesday, July 1 60%
22° / 31°
2
60%Sun, but also an occasional shower
Total precipitation 5.3 mm
Precipitation chance 90%
UV index 5
Wednesday, July 2 65%
22° / 31°
2
65%Sun, but also an occasional shower
Total precipitation 4.1 mm
Precipitation chance 85%
UV index 5