Onalaska (Town) Weather Forecast 15 Days, Weather in Onalaska (Town) Today
Current weather conditions and 15 day weather forecast for Onalaska (Town), 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 Onalaska (Town)
| 12 August 2026 Wednesday 29.9 ° C / 85.8°F  Sunny |
Feels Like : 32.9 ° C / 91.2°F Humidity : % 61 Pressure : 1010 mb Wind Speed : 8.6 kmph / 5.4 miles from NNE  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 1 |
15 day weather forecast for Onalaska (Town), WI, USA
Weather Forecast for next 15 Days for Onalaska (Town) 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 Onalaska (Town), 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 12 August 2026 Wednesday | Sunny |
20.1 ° C (68.2°F) |
31.1 ° C (88°F) |
24.9 ° C (76.9°F) |
% 70 | 6% | 6.9 | Sunrise:06:05 AM Sunset: 08:14 PM |
Moonrise:05:26 AM Moonset: 08:14 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday |  Partly Cloudy |
18 ° C (64.5°F) |
26.9 ° C (80.5°F) |
21.5 ° C (70.7°F) |
% 74 | 61% | 6.4 | Sunrise:06:06 AM Sunset: 08:12 PM |
Moonrise:06:51 AM Moonset: 08:40 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Partly Cloudy |
16.2 ° C (61.1°F) |
28.4 ° C (83.1°F) |
22.1 ° C (71.8°F) |
% 77 | 57% | 7.2 | Sunrise:06:08 AM Sunset: 08:11 PM |
Moonrise:08:13 AM Moonset: 09:02 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday |  Patchy rain nearby |
20.5 ° C (68.9°F) |
27.5 ° C (81.5°F) |
23.2 ° C (73.7°F) |
% 92 | 79% | 4.5 | Sunrise:06:09 AM Sunset: 08:09 PM |
Moonrise:09:32 AM Moonset: 09:24 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
17.3 ° C (63.2°F) |
28 ° C (82.4°F) |
21.6 ° C (70.9°F) |
% 69 | 7% | 7 | Sunrise:06:10 AM Sunset: 08:08 PM |
Moonrise:10:48 AM Moonset: 09:45 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Sunny |
14 ° C (57.1°F) |
30 ° C (86.1°F) |
21.3 ° C (70.4°F) |
% 61 | 4% | 8 | Sunrise:06:11 AM Sunset: 08:06 PM |
Moonrise:12:03 PM Moonset: 10:09 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Patchy rain nearby |
17.1 ° C (62.8°F) |
32.2 ° C (89.9°F) |
22.5 ° C (72.5°F) |
% 76 | 59% | 8 | Sunrise:06:12 AM Sunset: 08:05 PM |
Moonrise:01:17 PM Moonset: 10:37 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday |  Mist |
16.9 ° C (62.5°F) |
31.1 ° C (88.1°F) |
23.3 ° C (74°F) |
% 79 | 62% | 8 | Sunrise:06:13 AM Sunset: 08:03 PM |
Moonrise:02:29 PM Moonset: 11:11 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Sunny |
14.8 ° C (58.6°F) |
27.2 ° C (81°F) |
20.3 ° C (68.5°F) |
% 65 | 5% | 7 | Sunrise:06:14 AM Sunset: 08:01 PM |
Moonrise:03:35 PM Moonset: 11:52 PM Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Sunny |
10.1 ° C (50.1°F) |
18.2 ° C (64.7°F) |
14 ° C (57.2°F) |
% 66 | 70% | 5 | Sunrise:06:16 AM Sunset: 08:00 PM |
Moonrise:04:34 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Partly Cloudy |
11.8 ° C (53.2°F) |
24 ° C (75.1°F) |
16.8 ° C (62.2°F) |
% 77 | 14% | 6 | Sunrise:06:17 AM Sunset: 07:58 PM |
Moonrise:05:24 PM Moonset: 12:42 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 August 2026 Sunday | Mist |
12.8 ° C (55°F) |
20 ° C (67.9°F) |
16.4 ° C (61.6°F) |
% 85 | 40% | 5 | Sunrise:06:18 AM Sunset: 07:57 PM |
Moonrise:06:04 PM Moonset: 01:39 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 August 2026 Monday | Patchy rain nearby |
14 ° C (57.3°F) |
25.5 ° C (77.9°F) |
19.4 ° C (66.9°F) |
% 77 | 17% | 6 | Sunrise:06:19 AM Sunset: 07:55 PM |
Moonrise:06:37 PM Moonset: 02:41 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 August 2026 Tuesday |  Light rain shower |
14.6 ° C (58.3°F) |
23 ° C (73.5°F) |
18.2 ° C (64.7°F) |
% 87 | 83% | 5 | Sunrise:06:20 AM Sunset: 07:53 PM |
Moonrise:07:03 PM Moonset: 03:46 AM Moon Phase ( Full Moon ) |
|
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