Onalaska Weather Forecast 15 Days, Weather in Onalaska Today
Current weather conditions and 15 day weather forecast for Onalaska, Washington, 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
| 02 May 2026 Saturday 11.3 ° C / 52.3°F  Overcast |
Feels Like : 11.7 ° C / 53°F Humidity : % 100 Pressure : 1018 mb Wind Speed : 3.6 kmph / 2.2 miles from NW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for Onalaska, WA, USA
Weather Forecast for next 15 Days for Onalaska 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, Washington 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 02 May 2026 Saturday |  Patchy rain nearby |
9 ° C (48.2°F) |
25.4 ° C (77.7°F) |
15.8 ° C (60.5°F) |
% 75 | 86% | 5.2 | Sunrise:05:55 AM Sunset: 08:22 PM |
Moonrise:10:08 PM Moonset: 05:53 AM Moon Phase ( Waning Gibbous ) |
|
| 03 May 2026 Sunday |  Sunny |
8.4 ° C (47.2°F) |
26.7 ° C (80.1°F) |
17.1 ° C (62.8°F) |
% 72 | 0% | 5.8 | Sunrise:05:54 AM Sunset: 08:23 PM |
Moonrise:11:12 PM Moonset: 06:23 AM Moon Phase ( Waning Gibbous ) |
|
| 04 May 2026 Monday | Sunny |
9.1 ° C (48.4°F) |
26.8 ° C (80.2°F) |
16.9 ° C (62.5°F) |
% 70 | 0% | 6.7 | Sunrise:05:52 AM Sunset: 08:24 PM |
Moonrise:No moonrise Moonset: 07:02 AM Moon Phase ( Waning Gibbous ) |
|
| 05 May 2026 Tuesday |  Partly Cloudy |
6.7 ° C (44°F) |
23.8 ° C (74.9°F) |
14.1 ° C (57.3°F) |
% 73 | 0% | 7 | Sunrise:05:51 AM Sunset: 08:26 PM |
Moonrise:12:10 AM Moonset: 07:50 AM Moon Phase ( Waning Gibbous ) |
|
| 06 May 2026 Wednesday | Sunny |
5.1 ° C (41.1°F) |
24.2 ° C (75.5°F) |
11.3 ° C (52.3°F) |
% 78 | 0% | 0 | Sunrise:05:49 AM Sunset: 08:27 PM |
Moonrise:12:58 AM Moonset: 08:47 AM Moon Phase ( Waning Gibbous ) |
|
| 07 May 2026 Thursday | Sunny |
5.4 ° C (41.8°F) |
23.3 ° C (73.9°F) |
13.7 ° C (56.6°F) |
% 64 | 0% | 4 | Sunrise:05:48 AM Sunset: 08:28 PM |
Moonrise:01:37 AM Moonset: 09:51 AM Moon Phase ( Waning Gibbous ) |
|
| 08 May 2026 Friday | Partly Cloudy |
5.5 ° C (41.8°F) |
23.8 ° C (74.8°F) |
13.5 ° C (56.3°F) |
% 55 | 0% | 4 | Sunrise:05:47 AM Sunset: 08:30 PM |
Moonrise:02:07 AM Moonset: 11:00 AM Moon Phase ( Waning Gibbous ) |
|
| 09 May 2026 Saturday | Sunny |
4.5 ° C (40.1°F) |
23.7 ° C (74.7°F) |
13.6 ° C (56.4°F) |
% 63 | 0% | 4 | Sunrise:05:45 AM Sunset: 08:31 PM |
Moonrise:02:32 AM Moonset: 12:10 PM Moon Phase ( Last Quarter ) |
|
| 10 May 2026 Sunday | Sunny |
5.5 ° C (42°F) |
23.2 ° C (73.7°F) |
13.6 ° C (56.5°F) |
% 68 | 0% | 4 | Sunrise:05:44 AM Sunset: 08:32 PM |
Moonrise:02:52 AM Moonset: 01:22 PM Moon Phase ( Waning Crescent ) |
|
| 11 May 2026 Monday | Sunny |
6.2 ° C (43.2°F) |
25.4 ° C (77.8°F) |
15.4 ° C (59.7°F) |
% 67 | 0% | 5 | Sunrise:05:43 AM Sunset: 08:33 PM |
Moonrise:03:11 AM Moonset: 02:34 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Partly Cloudy |
9.1 ° C (48.4°F) |
21 ° C (69.9°F) |
14.5 ° C (58.1°F) |
% 72 | 0% | 4 | Sunrise:05:41 AM Sunset: 08:35 PM |
Moonrise:03:28 AM Moonset: 03:48 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Sunny |
4.2 ° C (39.6°F) |
20.4 ° C (68.8°F) |
12.2 ° C (54°F) |
% 67 | 0% | 4 | Sunrise:05:40 AM Sunset: 08:36 PM |
Moonrise:03:46 AM Moonset: 05:06 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Overcast |
4 ° C (39.2°F) |
22.4 ° C (72.4°F) |
13.2 ° C (55.7°F) |
% 63 | 0% | 3 | Sunrise:05:39 AM Sunset: 08:37 PM |
Moonrise:04:05 AM Moonset: 06:28 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Overcast |
6.6 ° C (43.9°F) |
25.3 ° C (77.6°F) |
15.3 ° C (59.5°F) |
% 58 | 0% | 4 | Sunrise:05:38 AM Sunset: 08:38 PM |
Moonrise:04:29 AM Moonset: 07:55 PM Moon Phase ( Waning Crescent ) |
|
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