St. Clair Weather Forecast 15 Days, Weather in St. Clair Today
Current weather conditions and 15 day weather forecast for St. Clair, Minnesota, 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 St. Clair
| 13 May 2026 Wednesday 18.9 ° C / 66°F  Sunny |
Feels Like : 18.9 ° C / 66°F Humidity : % 33 Pressure : 1021 mb Wind Speed : 17.3 kmph / 10.7 miles from N  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for St. Clair, MN, USA
Weather Forecast for next 15 Days for St. Clair 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 St. Clair, Minnesota 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 13 May 2026 Wednesday | Sunny |
7.5 ° C (45.5°F) |
26.1 ° C (79°F) |
16.7 ° C (62.1°F) |
% 43 | 0% | 7.5 | Sunrise:05:52 AM Sunset: 08:33 PM |
Moonrise:03:50 AM Moonset: 05:01 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday |  Patchy rain nearby |
11.8 ° C (53.2°F) |
24.1 ° C (75.5°F) |
17.7 ° C (63.8°F) |
% 50 | 77% | 7.5 | Sunrise:05:51 AM Sunset: 08:34 PM |
Moonrise:04:12 AM Moonset: 06:20 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Patchy rain nearby |
13.6 ° C (56.5°F) |
28.8 ° C (83.8°F) |
20.9 ° C (69.6°F) |
% 50 | 86% | 0.2 | Sunrise:05:50 AM Sunset: 08:35 PM |
Moonrise:04:38 AM Moonset: 07:44 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Sunny |
14 ° C (57.2°F) |
27.5 ° C (81.6°F) |
20.8 ° C (69.5°F) |
% 35 | 0% | 6 | Sunrise:05:49 AM Sunset: 08:36 PM |
Moonrise:05:10 AM Moonset: 09:09 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday |  Moderate rain |
15.9 ° C (60.6°F) |
26.9 ° C (80.4°F) |
18.4 ° C (65.1°F) |
% 82 | 88% | 4 | Sunrise:05:48 AM Sunset: 08:37 PM |
Moonrise:05:53 AM Moonset: 10:29 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Patchy rain nearby |
8 ° C (46.3°F) |
12.3 ° C (54.1°F) |
12.4 ° C (54.4°F) |
% 92 | 88% | 3 | Sunrise:05:47 AM Sunset: 08:39 PM |
Moonrise:06:49 AM Moonset: 11:38 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday |  Partly Cloudy |
6.2 ° C (43.1°F) |
14.1 ° C (57.3°F) |
10.3 ° C (50.5°F) |
% 65 | 0% | 4 | Sunrise:05:46 AM Sunset: 08:40 PM |
Moonrise:07:58 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Partly Cloudy |
8.8 ° C (47.8°F) |
18.3 ° C (64.9°F) |
13.1 ° C (55.6°F) |
% 55 | 0% | 4 | Sunrise:05:45 AM Sunset: 08:41 PM |
Moonrise:09:17 AM Moonset: 12:32 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Sunny |
11.8 ° C (53.2°F) |
24.6 ° C (76.4°F) |
17.9 ° C (64.3°F) |
% 60 | 0% | 5 | Sunrise:05:44 AM Sunset: 08:42 PM |
Moonrise:10:36 AM Moonset: 01:13 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Patchy rain nearby |
16.7 ° C (62.1°F) |
25.2 ° C (77.4°F) |
20.9 ° C (69.6°F) |
% 64 | 89% | 5 | Sunrise:05:43 AM Sunset: 08:43 PM |
Moonrise:11:54 AM Moonset: 01:43 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Moderate rain |
17.2 ° C (62.9°F) |
30.1 ° C (86.2°F) |
22.6 ° C (72.7°F) |
% 75 | 75% | 5 | Sunrise:05:42 AM Sunset: 08:44 PM |
Moonrise:01:07 PM Moonset: 02:07 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Moderate rain |
15.3 ° C (59.5°F) |
18.9 ° C (66.1°F) |
18.1 ° C (64.5°F) |
% 91 | 89% | 4 | Sunrise:05:41 AM Sunset: 08:45 PM |
Moonrise:02:16 PM Moonset: 02:28 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Patchy rain nearby |
15.2 ° C (59.4°F) |
26.1 ° C (79.1°F) |
20.1 ° C (68.1°F) |
% 75 | 87% | 5 | Sunrise:05:41 AM Sunset: 08:46 PM |
Moonrise:03:24 PM Moonset: 02:46 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Sunny |
12.6 ° C (54.7°F) |
21 ° C (69.8°F) |
17.8 ° C (64.1°F) |
% 63 | 0% | 5 | Sunrise:05:40 AM Sunset: 08:47 PM |
Moonrise:04:29 PM Moonset: 03:04 AM Moon Phase ( Waxing Gibbous ) |
|
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