14 days forecast Harpenden
See the weather for the coming 14 days in Harpenden.
Saturday, September 13 
75%
10° / 17°
4
75%Lots of sun, few clouds
Total precipitation 0.6 mm
Precipitation chance 20%
UV index 4
Sunday, September 14 
15%
8° / 17°
4
15%Cloudy with some rain
Total precipitation 7.8 mm
Precipitation chance 95%
UV index 1
Monday, September 15 65%
12° / 17°
5
65%Lots of sun, few clouds
Total precipitation 0.3 mm
Precipitation chance 5%
UV index 3
Tuesday, September 16 70%
10° / 18°
4
70%Lots of sun, few clouds
Total precipitation 0.2 mm
Precipitation chance 5%
UV index 3
Wednesday, September 17 10%
11° / 16°
4
10%Cloudy with some rain
Total precipitation 3.7 mm
Precipitation chance 80%
UV index 1
Thursday, September 18 
55%
11° / 17°
4
55%Sun and chance of a shower
Total precipitation 1.8 mm
Precipitation chance 60%
UV index 2
Friday, September 19 45%
10° / 18°
3
45%Sun and chance of a shower
Total precipitation 2.1 mm
Precipitation chance 65%
UV index 2
Saturday, September 20 
40%
12° / 18°
4
40%Sun, but also an occasional shower
Total precipitation 5.5 mm
Precipitation chance 90%
UV index 1
Sunday, September 21 55%
10° / 17°
4
55%Sun and chance of a shower
Total precipitation 1.6 mm
Precipitation chance 55%
UV index 1
Monday, September 22 70%
9° / 16°
3
70%Sun and chance of a shower
Total precipitation 1.9 mm
Precipitation chance 60%
UV index 2
Tuesday, September 23 80%
8° / 17°
3
80%Lots of sun, few clouds
Total precipitation 0.7 mm
Precipitation chance 25%
UV index 2
Wednesday, September 24 
85%
9° / 18°
3
85%Lots of sun, also cirrus clouds
Total precipitation 0.6 mm
Precipitation chance 20%
UV index 2
Thursday, September 25 75%
10° / 18°
3
75%Lots of sun, also cirrus clouds
Total precipitation 0.6 mm
Precipitation chance 20%
UV index 2
Friday, September 26 70%
10° / 18°
3
70%Sun and chance of a shower
Total precipitation 1.3 mm
Precipitation chance 45%
UV index 2
Saturday, September 27 85%
8° / 17°
3
85%Lots of sun, also cirrus clouds
Total precipitation 0.2 mm
Precipitation chance 0%
UV index 2