Grafton Weather Forecast 15 Days, Weather in Grafton Today
Current weather conditions and 15 day weather forecast for Grafton, Wisconsin, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Grafton
| 31 July 2026 Friday 21.9 ° C / 71.4°F  Sunny |
Feels Like : 21.8 ° C / 71.2°F Humidity : % 70 Pressure : 1015 mb Wind Speed : 11.5 kmph / 7.2 miles from WSW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Grafton, WI, USA
Weather Forecast for next 15 Days for Grafton including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Grafton, Wisconsin state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 30 July 2026 Thursday | Sunny |
16.3 ° C (61.3°F) |
31.7 ° C (89.1°F) |
23.1 ° C (73.5°F) |
% 66 | 4% | 7.6 | Sunrise:05:39 AM Sunset: 08:16 PM |
Moonrise:09:04 PM Moonset: 06:48 AM Moon Phase ( Waning Gibbous ) |
|
| 31 July 2026 Friday | Sunny |
17.1 ° C (62.7°F) |
25.3 ° C (77.6°F) |
21.6 ° C (71°F) |
% 71 | 8% | 5.2 | Sunrise:05:40 AM Sunset: 08:15 PM |
Moonrise:09:23 PM Moonset: 07:51 AM Moon Phase ( Waning Gibbous ) |
|
| 01 August 2026 Saturday |  Patchy rain nearby |
18 ° C (64.4°F) |
20.3 ° C (68.6°F) |
18.6 ° C (65.6°F) |
% 95 | 93% | 1.1 | Sunrise:05:42 AM Sunset: 08:14 PM |
Moonrise:09:40 PM Moonset: 08:54 AM Moon Phase ( Waning Gibbous ) |
|
| 02 August 2026 Sunday | Patchy rain nearby |
16.4 ° C (61.6°F) |
22 ° C (71.5°F) |
19 ° C (66.1°F) |
% 79 | 49% | 5.7 | Sunrise:05:43 AM Sunset: 08:13 PM |
Moonrise:09:58 PM Moonset: 09:57 AM Moon Phase ( Waning Gibbous ) |
|
| 03 August 2026 Monday | Sunny |
14.3 ° C (57.7°F) |
24.8 ° C (76.6°F) |
19.2 ° C (66.5°F) |
% 69 | 5% | 8.3 | Sunrise:05:44 AM Sunset: 08:11 PM |
Moonrise:10:17 PM Moonset: 11:01 AM Moon Phase ( Last Quarter ) |
|
| 04 August 2026 Tuesday | Sunny |
15.7 ° C (60.2°F) |
25.3 ° C (77.5°F) |
20.7 ° C (69.2°F) |
% 69 | 5% | 7 | Sunrise:05:45 AM Sunset: 08:10 PM |
Moonrise:10:38 PM Moonset: 12:07 PM Moon Phase ( Last Quarter ) |
|
| 05 August 2026 Wednesday | Sunny |
17.1 ° C (62.7°F) |
27.5 ° C (81.5°F) |
21.8 ° C (71.2°F) |
% 67 | 6% | 7 | Sunrise:05:46 AM Sunset: 08:09 PM |
Moonrise:11:04 PM Moonset: 01:17 PM Moon Phase ( Last Quarter ) |
|
| 06 August 2026 Thursday | Patchy rain nearby |
17.3 ° C (63.2°F) |
24 ° C (75.3°F) |
19.7 ° C (67.4°F) |
% 79 | 20% | 6 | Sunrise:05:47 AM Sunset: 08:08 PM |
Moonrise:11:37 PM Moonset: 02:30 PM Moon Phase ( Last Quarter ) |
|
| 07 August 2026 Friday | Sunny |
17.5 ° C (63.5°F) |
26.5 ° C (79.7°F) |
21 ° C (69.9°F) |
% 85 | 58% | 7 | Sunrise:05:48 AM Sunset: 08:06 PM |
Moonrise:Does not rise today Moonset: 03:44 PM Moon Phase ( Waning Crescent ) |
|
| 08 August 2026 Saturday |  Mist |
18.8 ° C (65.8°F) |
26.6 ° C (79.9°F) |
22 ° C (71.5°F) |
% 82 | 25% | 7 | Sunrise:05:49 AM Sunset: 08:05 PM |
Moonrise:12:20 AM Moonset: 04:55 PM Moon Phase ( Waning Crescent ) |
|
| 09 August 2026 Sunday | Sunny |
19.6 ° C (67.3°F) |
28.7 ° C (83.7°F) |
23.8 ° C (74.8°F) |
% 83 | 78% | 7 | Sunrise:05:50 AM Sunset: 08:04 PM |
Moonrise:01:16 AM Moonset: 05:57 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Sunny |
20.7 ° C (69.3°F) |
31.3 ° C (88.3°F) |
25.8 ° C (78.4°F) |
% 78 | 76% | 8 | Sunrise:05:51 AM Sunset: 08:02 PM |
Moonrise:02:27 AM Moonset: 06:48 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
21.4 ° C (70.5°F) |
30.1 ° C (86.1°F) |
25.3 ° C (77.6°F) |
% 69 | 5% | 8 | Sunrise:05:52 AM Sunset: 08:01 PM |
Moonrise:03:48 AM Moonset: 07:28 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
18.7 ° C (65.7°F) |
29.2 ° C (84.5°F) |
23.2 ° C (73.7°F) |
% 67 | 36% | 7 | Sunrise:05:53 AM Sunset: 07:59 PM |
Moonrise:05:14 AM Moonset: 08:00 PM Moon Phase ( New Moon ) |
|
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