Saint Louis, MO Weather Forecast | 5 Day

Updated: Fri Jul 11th 2025 1:30 AM CDT

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Saint Louis, MO Weather Forecast - 7-11 - Partly Cloudy

Partly Cloudy

Fri 7-11

Partly Cloudy with a high of 100°F and a low of 74°F. Wind will be moderate, blowing around 11mph on average and gusts of 17.7mph at 9 PM. The humidity will be on the higher side, averaging about 68%, the maximum being 87% at 10 PM and 46% being its lowest at 2 PM. Barometric pressure is its highest of 29.88inHg at 4 AM, a lowest point of 29.8inHg at 6 PM with an avg 29.84inHg.

    • HI: 100°F
    • LO: 74°F
    • Rainfall: 0%
    • Snowfall: 0%
    • Wind
      10.7 mph
    • Humidity
      68% avg.
    • UV Index
      2.5
    • Air Quality
      Moderate
    • Sunrise
      05:46 AM
    • Sunset
      08:26 PM
    • Moonrise
      09:31 PM
    • Moonset
      06:13 AM
    • Moon Phase
      Waning Gibbous
Saint Louis, MO Weather Forecast - 7-12 - Heavy Rain

Heavy Rain

Sat 7-12

Heavy Rain with a high of 92°F and a low of 75°F. It will likey rain, having a 89% chance of a downpour with an estimated 1.87in. Wind will be moderate, blowing around 16mph on average and gusts of 19.4mph at 4 AM. The humidity will be on the higher side, averaging about 73%, the maximum being 90% at 6 AM and 52% being its lowest at 4 PM. Barometric pressure is its highest of 29.99inHg at 11 PM, a lowest point of 29.82inHg at 12 AM with an avg 29.91inHg.

    • HI: 92°F
    • LO: 75°F
    • Rainfall: 89% | est. 1.87in
    • Snowfall: 0%
    • Wind
      15.4 mph
    • Humidity
      73% avg.
    • UV Index
      2
    • Air Quality
      Moderate
    • Sunrise
      05:47 AM
    • Sunset
      08:26 PM
    • Moonrise
      10:03 PM
    • Moonset
      07:22 AM
    • Moon Phase
      Waning Gibbous
Saint Louis, MO Weather Forecast - 7-13 - Moderate Rain

Moderate Rain

Sun 7-13

Moderate Rain with a high of 87°F and a low of 77°F. It will likey rain, having a 85% chance of a downpour with an estimated 0.3in. Winds will be light at 6mph and gusts of 8.9mph at 10 PM. The humidity will be on the higher side, averaging about 76%, the maximum being 90% at 4 AM and 60% being its lowest at 3 PM. Barometric pressure is its highest of 29.97inHg at 9 AM, a lowest point of 29.91inHg at 6 PM with an avg 29.95inHg.

    • HI: 87°F
    • LO: 77°F
    • Rainfall: 85% | est. 0.3in
    • Snowfall: 0%
    • Wind
      5.1 mph
    • Humidity
      76% avg.
    • UV Index
      1.4
    • Air Quality
      Good
    • Sunrise
      05:48 AM
    • Sunset
      08:25 PM
    • Moonrise
      10:31 PM
    • Moonset
      08:31 AM
    • Moon Phase
      Waning Gibbous
Saint Louis, MO Weather Forecast - 7-14 - Patchy Rain Nearby

Patchy Rain Nearby

Mon 7-14

Scattered showers with a high of 91°F and a low of 70°F. It will likey rain in the surrounding area, having a 86% chance of a downpour with an estimated 0in. Winds will be light at 5mph and gusts of 8.8mph at 1 AM. The humidity will be on the higher side, averaging about 75%, the maximum being 90% at 6 AM and 50% being its lowest at 3 PM. Barometric pressure is its highest of 30.08inHg at 8 AM, a lowest point of 29.96inHg at 12 AM with an avg 30.03inHg.

    • HI: 91°F
    • LO: 70°F
    • Rainfall: 86% | est. 0in
    • Snowfall: 0%
    • Wind
      4.9 mph
    • Humidity
      75% avg.
    • UV Index
      2.5
    • Air Quality
      Good
    • Sunrise
      05:48 AM
    • Sunset
      08:25 PM
    • Moonrise
      10:56 PM
    • Moonset
      09:41 AM
    • Moon Phase
      Waning Gibbous
Saint Louis, MO Weather Forecast - 7-15 - Patchy Rain Nearby

Patchy Rain Nearby

Tue 7-15

Scattered showers with a high of 92°F and a low of 74°F. It will likey rain in the surrounding area, having a 85% chance of a downpour with an estimated 0.14in. Wind will be moderate, blowing around 12mph on average and gusts of 18.5mph at 7 PM. The humidity will be on the higher side, averaging about 77%, the maximum being 91% at 7 AM and 51% being its lowest at 1 PM. Barometric pressure is its highest of 30.05inHg at 6 AM, a lowest point of 29.92inHg at 6 PM with an avg 30inHg.

    • HI: 92°F
    • LO: 74°F
    • Rainfall: 85% | est. 0.14in
    • Snowfall: 0%
    • Wind
      11.2 mph
    • Humidity
      77% avg.
    • UV Index
      0
    • Air Quality
      TBA
    • Sunrise
      05:49 AM
    • Sunset
      08:24 PM
    • Moonrise
      11:20 PM
    • Moonset
      10:49 AM
    • Moon Phase
      Waning Gibbous
Saint Louis, MO Weather Forecast - 7-16 - Patchy Rain Nearby

Patchy Rain Nearby

Wed 7-16

Scattered showers with a high of 98°F and a low of 76°F. Rainfall expected in the surrounding area to have a 64% chance with an estimated 0.05in. Wind will be moderate, blowing around 12mph on average and gusts of 20.8mph at 7 PM. The humidity will be on the higher side, averaging about 67%, the maximum being 83% at 7 AM and 39% being its lowest at 4 PM. Barometric pressure is its highest of 29.96inHg at 10 AM, a lowest point of 29.86inHg at 5 PM with an avg 29.92inHg.

    • HI: 98°F
    • LO: 76°F
    • Rainfall: 64% | est. 0.05in
    • Snowfall: 0%
    • Wind
      11.9 mph
    • Humidity
      67% avg.
    • UV Index
      6
    • Air Quality
      TBA
    • Sunrise
      05:50 AM
    • Sunset
      08:24 PM
    • Moonrise
      11:45 PM
    • Moonset
      11:59 AM
    • Moon Phase
      Waning Gibbous