10-Day Weather Forecast for St. Louis, MO - The Weather Channel | weather.com (2025)

Thu 04 | Night

Scattered thunderstorms early, then mainly cloudy overnight with thunderstorms likely. Low 72F. Winds NNW at 5 to 10 mph. Chance of rain 80%.

• Humidity79%

• UV Index0 of 11

• Moonrise3:59 am

  Waning Crescent

• Moonset7:58 pm

Fri 05 | Day

A few clouds early, otherwise mostly sunny. High 87F. Winds WNW at 10 to 20 mph.

• Humidity53%

• UV Index10 of 11

• Sunrise5:42 am

• Sunset8:28 pm

Fri 05 | Night

Mostly clear skies. Low 66F. Winds WNW at 10 to 15 mph.

• Humidity70%

• UV Index0 of 11

• Moonrise4:57 am

  New Moon

• Moonset8:52 pm

Sat 06 | Day

A mainly sunny sky. High 89F. Winds NW at 5 to 10 mph.

• Humidity52%

• UV Index10 of 11

• Sunrise5:43 am

• Sunset8:28 pm

Sat 06 | Night

Clear skies. Low 67F. Winds light and variable.

• Humidity72%

• UV Index0 of 11

• Moonrise6:01 am

  Waxing Crescent

• Moonset9:35 pm

Sun 07 | Day

Partly cloudy skies. Slight chance of a rain shower. High 92F. Winds S at 5 to 10 mph.

• Humidity51%

• UV Index10 of 11

• Sunrise5:43 am

• Sunset8:28 pm

Sun 07 | Night

Partly cloudy skies early followed by increasing clouds with showers developing later at night. Low near 70F. Winds SSE at 5 to 10 mph. Chance of rain 40%.

• Humidity69%

• UV Index0 of 11

• Moonrise7:07 am

  Waxing Crescent

• Moonset10:10 pm

Mon 08 | Day

Mostly cloudy in the morning with scattered thunderstorms developing later in the day. High 87F. Winds SW at 5 to 10 mph. Chance of rain 40%.

• Humidity61%

• UV Index7 of 11

• Sunrise5:44 am

• Sunset8:28 pm

Mon 08 | Night

Partly cloudy skies early followed by increasing clouds with showers developing later at night. Low 68F. Winds W at 5 to 10 mph. Chance of rain 50%.

• Humidity82%

• UV Index0 of 11

• Moonrise8:13 am

  Waxing Crescent

• Moonset10:38 pm

Tue 09 | Day

Showers in the morning, then partly cloudy in the afternoon. High 88F. Winds WNW at 5 to 10 mph. Chance of rain 40%.

• Humidity61%

• UV Index9 of 11

• Sunrise5:44 am

• Sunset8:27 pm

Tue 09 | Night

Partly cloudy. Low 68F. Winds WNW at 5 to 10 mph.

• Humidity75%

• UV Index0 of 11

• Moonrise9:15 am

  Waxing Crescent

• Moonset11:02 pm

Wed 10 | Day

Mostly sunny skies. High 89F. Winds NW at 5 to 10 mph.

• Humidity57%

• UV Index10 of 11

• Sunrise5:45 am

• Sunset8:27 pm

Wed 10 | Night

Partly cloudy skies. Low 69F. Winds light and variable.

• Humidity75%

• UV Index0 of 11

• Moonrise10:17 am

  Waxing Crescent

• Moonset11:24 pm

Thu 11 | Day

Generally sunny despite a few afternoon clouds. High 89F. Winds NE at 5 to 10 mph.

• Humidity57%

• UV Index10 of 11

• Sunrise5:46 am

• Sunset8:26 pm

Thu 11 | Night

A few clouds from time to time. Low 69F. Winds ENE at 5 to 10 mph.

• Humidity74%

• UV Index0 of 11

• Moonrise11:15 am

  Waxing Crescent

• Moonset11:44 pm

Fri 12 | Day

Partly cloudy skies. High 91F. Winds ESE at 5 to 10 mph.

• Humidity56%

• UV Index10 of 11

• Sunrise5:46 am

• Sunset8:26 pm

Fri 12 | Night

Partly cloudy. Low near 70F. Winds SE at 5 to 10 mph.

• Humidity72%

• UV Index0 of 11

• Moonrise12:13 pm

  Waxing Crescent

• Moonset--

Sat 13 | Day

Except for a few afternoon clouds, mainly sunny. High 92F. Winds SSE at 5 to 10 mph.

• Humidity56%

• UV Index10 of 11

• Sunrise5:47 am

• Sunset8:25 pm

Sat 13 | Night

A few clouds. Low 72F. Winds S at 5 to 10 mph.

• Humidity71%

• UV Index0 of 11

• Moonrise1:12 pm

  First Quarter

• Moonset12:04 am

Sun 14 | Day

Except for a few afternoon clouds, mainly sunny. High around 95F. Winds SSW at 5 to 10 mph.

• Humidity56%

• UV Index10 of 11

• Sunrise5:48 am

• Sunset8:25 pm

Sun 14 | Night

A few clouds. Low 73F. Winds S at 5 to 10 mph.

• Humidity71%

• UV Index0 of 11

• Moonrise2:12 pm

  Waxing Gibbous

• Moonset12:26 am

Mon 15 | Day

Sunshine and some clouds. High near 95F. Winds SSW at 5 to 10 mph.

• Humidity55%

• UV Index10 of 11

• Sunrise5:49 am

• Sunset8:24 pm

Mon 15 | Night

Partly cloudy skies early followed by mostly cloudy skies and a few showers later at night. Low 74F. Winds S at 5 to 10 mph. Chance of rain 40%.

• Humidity70%

• UV Index0 of 11

• Moonrise3:14 pm

  Waxing Gibbous

• Moonset12:49 am

Tue 16 | Day

Partly cloudy skies. High 96F. Winds SSW at 5 to 10 mph.

• Humidity54%

• UV Index10 of 11

• Sunrise5:49 am

• Sunset8:24 pm

Tue 16 | Night

Chance of a shower or two during the evening, followed by partly cloudy skies late. Low 74F. Winds SSW at 5 to 10 mph. Chance of rain 30%.

• Humidity69%

• UV Index0 of 11

• Moonrise4:20 pm

  Waxing Gibbous

• Moonset1:17 am

Wed 17 | Day

Partly cloudy. High around 95F. Winds SSW at 5 to 10 mph.

• Humidity57%

• UV Index10 of 11

• Sunrise5:50 am

• Sunset8:23 pm

Wed 17 | Night

Partly cloudy in the evening. Increasing clouds with periods of showers after midnight. Low around 75F. Winds S at 5 to 10 mph. Chance of rain 50%.

• Humidity70%

• UV Index0 of 11

• Moonrise5:26 pm

  Waxing Gibbous

• Moonset1:51 am

Thu 18 | Day

Scattered thunderstorms. High 94F. Winds SSW at 5 to 10 mph. Chance of rain 50%.

• Humidity57%

• UV Index10 of 11

• Sunrise5:51 am

• Sunset8:23 pm

Thu 18 | Night

Partly cloudy skies early followed by increasing clouds with showers developing later at night. Low 74F. Winds S at 5 to 10 mph. Chance of rain 50%.

• Humidity71%

• UV Index0 of 11

• Moonrise6:32 pm

  Waxing Gibbous

• Moonset2:34 am