14 days forecast Lewisville
See the weather for the coming 14 days in Lewisville.
Tuesday, September 15 
90%
16° / 34°
3
90%Some thunderstorms, also sun
Total precipitation 2.6 mm
Precipitation chance 75%
UV index 6
Wednesday, September 16 75%
22° / 33°
2
75%Some thunderstorms, also sun
Total precipitation 3.7 mm
Precipitation chance 80%
UV index 6
Thursday, September 17 85%
23° / 36°
2
85%Some thunderstorms, also sun
Total precipitation 1.6 mm
Precipitation chance 55%
UV index 6
Friday, September 18 85%
21° / 32°
3
85%Some thunderstorms, also sun
Total precipitation 2.8 mm
Precipitation chance 75%
UV index 5
Saturday, September 19 80%
21° / 32°
3
80%Some thunderstorms, also sun
Total precipitation 2.4 mm
Precipitation chance 70%
UV index 5
Sunday, September 20 
50%
20° / 28°
3
50%Sun, but also an occasional shower
Total precipitation 3.9 mm
Precipitation chance 85%
UV index 3
Monday, September 21 50%
18° / 25°
3
50%Sun, but also an occasional shower
Total precipitation 6.8 mm
Precipitation chance 90%
UV index 3
Tuesday, September 22 50%
16° / 24°
3
50%Sun, but also an occasional shower
Total precipitation 3.3 mm
Precipitation chance 80%
UV index 2
Wednesday, September 23 
70%
15° / 24°
3
70%Sun and chance of a shower
Total precipitation 1.3 mm
Precipitation chance 45%
UV index 3
Thursday, September 24 
85%
13° / 24°
3
85%Lots of sun, also cirrus clouds
Total precipitation 0.4 mm
Precipitation chance 10%
UV index 4
Friday, September 25 80%
13° / 23°
3
80%Lots of sun, also cirrus clouds
Total precipitation 0.8 mm
Precipitation chance 25%
UV index 3
Saturday, September 26 80%
13° / 25°
3
80%Sun and chance of a shower
Total precipitation 1.1 mm
Precipitation chance 40%
UV index 4
Sunday, September 27 75%
14° / 25°
3
75%Sun, but also an occasional shower
Total precipitation 3 mm
Precipitation chance 80%
UV index 3
Monday, September 28 65%
14° / 23°
3
65%Sun and chance of a shower
Total precipitation 1.7 mm
Precipitation chance 55%
UV index 3
Tuesday, September 29 80%
13° / 24°
3
80%Sun and chance of a shower
Total precipitation 2.7 mm
Precipitation chance 75%
UV index 3