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Now · 10:05 AM

Des Peres Weather & Hourly Forecast

United States · Missouri · 63131

88°F

Sunny

Feels like: 93°F

💧 Humidity 57% 🌡 Pressure 30.21 inHg 💨 Wind 6 mph 👁 Visibility 21.9 mi ☁ Clouds 2% ☀️ UV index 2.9 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Des Peres

Today

11:00 AM

Sunny

92° 💧 0.000 in 💨 5 mph H 51%30.21 inHg

2:00 PM

Mostly sunny

99° 💧 0.003 in 💨 4 mph H 37%30.15 inHg

5:00 PM

Light thunderstorms

91° 💧 0.024 in 💨 7 mph H 52%30.12 inHg

8:00 PM

Mostly clear night

87° 💧 None 💨 4 mph H 61%30.15 inHg

11:00 PM

Clear night

84° 💧 None 💨 4 mph H 68%30.18 inHg

Tomorrow

2:00 AM

Clear night

81° 💧 None 💨 6 mph H 61%30.18 inHg

5:00 AM

Clear night

79° 💧 None 💨 6 mph H 62%30.18 inHg

8:00 AM

Sunny

81° 💧 None 💨 6 mph H 60%30.21 inHg

11:00 AM

Sunny

94° 💧 None 💨 7 mph H 41%30.21 inHg

2:00 PM

Mostly sunny

99° 💧 0.004 in 💨 5 mph H 36%30.15 inHg

5:00 PM

Partly cloudy

97° 💧 0.026 in 💨 5 mph H 36%30.09 inHg

8:00 PM

Mostly clear night

87° 💧 None 💨 2 mph H 60%30.12 inHg

11:00 PM

Clear night

83° 💧 None 💨 3 mph H 72%30.15 inHg

Friday

2:00 AM

Clear night

80° 💧 None 💨 4 mph H 79%30.15 inHg

5:00 AM

Clear night

78° 💧 None 💨 5 mph H 90%30.15 inHg

8:00 AM

Sunny

78° 💧 None 💨 5 mph H 87%30.15 inHg

Today

11:00 AM

Sunny

92° 💧 None 💨 5 mph H 51%30.21 inHg

12:00 PM

Sunny

95° 💧 None 💨 5 mph H 44%30.21 inHg

1:00 PM

Mostly sunny

97° 💧 0.000 in 💨 5 mph H 39%30.18 inHg

2:00 PM

Mostly sunny

99° 💧 0.000 in 💨 4 mph H 37%30.15 inHg

3:00 PM

Mostly cloudy

99° 💧 0.001 in 💨 3 mph H 37%30.15 inHg

4:00 PM

Overcast

98° 💧 0.002 in 💨 5 mph H 37%30.12 inHg

5:00 PM

Light thunderstorms

91° 💧 0.023 in 💨 7 mph H 52%30.12 inHg

6:00 PM

Partly cloudy

91° 💧 0.001 in 💨 3 mph H 49%30.12 inHg

7:00 PM

Partly cloudy

89° 💧 None 💨 2 mph H 57%30.12 inHg

8:00 PM

Mostly clear night

87° 💧 None 💨 4 mph H 61%30.15 inHg

9:00 PM

Mostly clear night

86° 💧 None 💨 2 mph H 68%30.18 inHg

10:00 PM

Mostly clear night

84° 💧 None 💨 3 mph H 69%30.18 inHg

11:00 PM

Clear night

84° 💧 None 💨 4 mph H 68%30.18 inHg

Tomorrow

12:00 AM

Clear night

83° 💧 None 💨 6 mph H 64%30.18 inHg

1:00 AM

Clear night

82° 💧 None 💨 7 mph H 61%30.18 inHg

2:00 AM

Clear night

81° 💧 None 💨 6 mph H 61%30.18 inHg

3:00 AM

Clear night

80° 💧 None 💨 6 mph H 62%30.15 inHg

4:00 AM

Clear night

80° 💧 None 💨 6 mph H 62%30.15 inHg

5:00 AM

Clear night

79° 💧 None 💨 6 mph H 62%30.18 inHg

6:00 AM

Clear night

79° 💧 None 💨 5 mph H 63%30.18 inHg

7:00 AM

Sunny

79° 💧 None 💨 6 mph H 64%30.21 inHg

8:00 AM

Sunny

81° 💧 None 💨 6 mph H 60%30.21 inHg

9:00 AM

Sunny

85° 💧 None 💨 6 mph H 53%30.21 inHg

10:00 AM

Sunny

90° 💧 None 💨 6 mph H 46%30.21 inHg

11:00 AM

Sunny

94° 💧 None 💨 7 mph H 41%30.21 inHg

12:00 PM

Sunny

96° 💧 None 💨 7 mph H 38%30.21 inHg

1:00 PM

Sunny

98° 💧 None 💨 5 mph H 36%30.18 inHg

2:00 PM

Mostly sunny

99° 💧 0.000 in 💨 5 mph H 36%30.15 inHg

3:00 PM

Partly cloudy

99° 💧 0.000 in 💨 6 mph H 35%30.12 inHg

4:00 PM

Partly cloudy

97° 💧 0.003 in 💨 5 mph H 37%30.09 inHg

5:00 PM

Partly cloudy

97° 💧 0.000 in 💨 5 mph H 36%30.09 inHg

6:00 PM

Light thunderstorms

93° 💧 0.014 in 💨 6 mph H 45%30.12 inHg

7:00 PM

Light thunderstorms

89° 💧 0.012 in 💨 6 mph H 54%30.12 inHg

8:00 PM

Mostly clear night

87° 💧 None 💨 2 mph H 60%30.12 inHg

9:00 PM

Clear night

85° 💧 None 💨 2 mph H 65%30.15 inHg

10:00 PM

Clear night

84° 💧 None 💨 2 mph H 70%30.15 inHg

11:00 PM

Clear night

83° 💧 None 💨 3 mph H 72%30.15 inHg

Friday

12:00 AM

Clear night

82° 💧 None 💨 3 mph H 74%30.15 inHg

1:00 AM

Clear night

81° 💧 None 💨 3 mph H 77%30.15 inHg

2:00 AM

Clear night

80° 💧 None 💨 4 mph H 79%30.15 inHg

3:00 AM

Clear night

79° 💧 None 💨 4 mph H 84%30.15 inHg

4:00 AM

Clear night

78° 💧 None 💨 5 mph H 87%30.15 inHg

5:00 AM

Clear night

78° 💧 None 💨 5 mph H 90%30.15 inHg

6:00 AM

Clear night

77° 💧 None 💨 4 mph H 91%30.15 inHg

7:00 AM

Sunny

77° 💧 None 💨 4 mph H 93%30.15 inHg

8:00 AM

Sunny

78° 💧 None 💨 5 mph H 87%30.15 inHg

9:00 AM

Sunny

81° 💧 None 💨 4 mph H 80%30.18 inHg

10:00 AM

Sunny

85° 💧 None 💨 5 mph H 70%30.15 inHg

11:00 AM

Sunny

88° 💧 None 💨 4 mph H 61%30.15 inHg

12:00 PM

Strong thunderstorm

91° 💧 None 💨 4 mph H 53%30.12 inHg

1:00 PM

Light thunderstorms

93° 💧 0.003 in 💨 3 mph H 48%30.09 inHg

2:00 PM

Light thunderstorms

94° 💧 0.008 in 💨 3 mph H 45%30.06 inHg

3:00 PM

Light thunderstorms

95° 💧 0.005 in 💨 3 mph H 44%30.03 inHg

4:00 PM

Strong thunderstorm

96° 💧 0.001 in 💨 3 mph H 42%30.00 inHg

5:00 PM

Strong thunderstorm

95° 💧 0.002 in 💨 5 mph H 42%30.00 inHg

6:00 PM

Light thunderstorms

91° 💧 0.006 in 💨 4 mph H 47%30.00 inHg

7:00 PM

Mostly sunny

89° 💧 0.004 in 💨 5 mph H 52%30.00 inHg

Saturday

4:00 AM

Mostly clear night

77° 💧 None 💨 6 mph H 56%29.94 inHg

7:00 AM

Mostly sunny

77° 💧 None 💨 7 mph H 55%29.97 inHg

10:00 AM

Partly cloudy

88° 💧 None 💨 6 mph H 40%29.94 inHg

1:00 PM

Overcast

97° 💧 None 💨 8 mph H 26%29.91 inHg

4:00 PM

Overcast

98° 💧 None 💨 7 mph H 27%29.83 inHg

7:00 PM

Partly cloudy

92° 💧 None 💨 4 mph H 35%29.83 inHg

10:00 PM

Partly cloudy night

86° 💧 None 💨 1 mph H 49%29.85 inHg

Sunday

1:00 AM

Mostly clear night

81° 💧 None 💨 6 mph H 53%29.85 inHg

4:00 AM

Clear night

80° 💧 None 💨 5 mph H 54%29.83 inHg

7:00 AM

Mostly sunny

75° 💧 None 💨 5 mph H 74%29.88 inHg

10:00 AM

Sunny

88° 💧 None 💨 4 mph H 42%29.88 inHg

1:00 PM

Sunny

98° 💧 None 💨 5 mph H 25%29.85 inHg

4:00 PM

Partly cloudy

99° 💧 None 💨 5 mph H 22%29.80 inHg

7:00 PM

Mostly sunny

91° 💧 None 💨 5 mph H 31%29.80 inHg

10:00 PM

Mostly clear night

83° 💧 None 💨 9 mph H 65%29.85 inHg

Monday

1:00 AM

Clear night

81° 💧 None 💨 7 mph H 64%29.83 inHg

4:00 AM

Partly cloudy night

76° 💧 None 💨 4 mph H 68%29.83 inHg

7:00 AM

Overcast

77° 💧 None 💨 5 mph H 52%29.85 inHg

10:00 AM

Overcast

82° 💧 None 💨 7 mph H 62%29.88 inHg

1:00 PM

Partly cloudy

86° 💧 None 💨 4 mph H 48%29.88 inHg

4:00 PM

Light rain

86° 💧 None 💨 7 mph H 50%29.85 inHg

7:00 PM

Mostly cloudy

75° 💧 None 💨 3 mph H 83%29.88 inHg

10:00 PM

Mostly clear night

73° 💧 None 💨 5 mph H 90%29.94 inHg

Tuesday

1:00 AM

Overcast night

72° 💧 None 💨 4 mph H 98%29.94 inHg

7:00 AM

Sunny

72° 💧 None 💨 4 mph H 94%29.97 inHg

1:00 PM

Overcast

70° 💧 None 💨 5 mph H 95%30.03 inHg

7:00 PM

Partly cloudy

81° 💧 None 💨 5 mph H 61%30.06 inHg

Wednesday

1:00 AM

Clear night

80° 💧 None 💨 6 mph H 59%30.03 inHg

7:00 AM

Sunny

70° 💧 None 💨 5 mph H 87%30.12 inHg

1:00 PM

Mostly sunny

65° 💧 None 💨 5 mph H 96%30.18 inHg

7:00 PM

Mostly clear night

85° 💧 None 💨 3 mph H 46%30.18 inHg

Thursday

1:00 AM

Overcast night

82° 💧 None 💨 5 mph H 50%30.12 inHg

7:00 AM

Partly cloudy

75° 💧 None 💨 5 mph H 72%30.12 inHg

1:00 PM

Partly cloudy

70° 💧 None 💨 5 mph H 84%30.12 inHg

7:00 PM

Mostly clear night

95° 💧 None 💨 5 mph H 31%30.09 inHg

Friday

1:00 AM

Light rain

78° 💧 None 💨 4 mph H 82%30.06 inHg

7:00 AM

Overcast

73° 💧 None 💨 5 mph H 91%30.06 inHg

1:00 PM

Moderate rain

70° 💧 None 💨 5 mph H 98%30.12 inHg

7:00 PM

Overcast night

81° 💧 None 💨 4 mph H 71%30.12 inHg

Saturday

1:00 AM

Mostly cloudy night

74° 💧 None 💨 3 mph H 89%30.09 inHg

7:00 AM

Sunny

67° 💧 None 💨 5 mph H 91%30.12 inHg

1:00 PM

Sunny

63° 💧 None 💨 5 mph H 98%30.15 inHg

7:00 PM

Mostly cloudy night

77° 💧 None 💨 6 mph H 55%30.15 inHg

Sunday

1:00 AM

Clear night

72° 💧 None 💨 7 mph H 67%30.09 inHg

7:00 AM

Sunny

65° 💧 None 💨 3 mph H 91%30.09 inHg

1:00 PM

Partly cloudy

63° 💧 None 💨 3 mph H 97%30.09 inHg

7:00 PM

Mostly cloudy night

78° 💧 None 💨 4 mph H 52%30.06 inHg

Monday

1:00 AM

Mostly clear night

72° 💧 None 💨 4 mph H 63%29.97 inHg

7:00 AM

Partly cloudy

65° 💧 None 💨 5 mph H 80%30.00 inHg

1:00 PM

Sunny

61° 💧 None 💨 3 mph H 90%30.00 inHg

7:00 PM

Mostly clear night

80° 💧 None 💨 5 mph H 45%29.97 inHg

Tuesday

1:00 AM

Clear night

74° 💧 None 💨 5 mph H 59%29.91 inHg

7:00 AM

Sunny

66° 💧 None 💨 4 mph H 83%29.91 inHg

1:00 PM

Sunny

63° 💧 None 💨 4 mph H 90%29.94 inHg

7:00 PM

Clear night

85° 💧 None 💨 4 mph H 41%29.91 inHg

Wednesday

1:00 AM

Clear night

78° 💧 None 💨 5 mph H 49%29.85 inHg

7:00 AM

Sunny

69° 💧 None 💨 4 mph H 64%29.88 inHg

1:00 PM

Sunny

65° 💧 None 💨 6 mph H 78%29.91 inHg

7:00 PM

Clear night

88° 💧 None 💨 6 mph H 37%29.91 inHg

Thursday

1:00 AM

Clear night

80° 💧 None 💨 4 mph H 44%29.85 inHg

In Des Peres and, more broadly, across the state of Missouri: This morning, the sky is clear with very hot conditions, with temperatures ranging from 72 to 97 degrees Fahrenheit. Light southerly winds are expected, with speeds up to 9 mph and occasional gusts reaching 17 mph. As the day progresses into the afternoon, the heat will continue, remaining very hot and dry. There is a slight chance of rain, with possible accumulations around 0.02 inches and a maximum probability of 20%. Winds will stay light, still from the south, with similar speeds and gusts. Overall, expect a hot day with plenty of sunshine, and only a minimal chance of brief, light rain.

15-Day Weather Outlook for Des Peres

TomorrowTomorrow

Light thunderstorms 99°/79° 💧 None 💨 7 mph

Friday, Sep 18Fri Sep 18

Strong thunderstorm 96°/77° 💧 0.082 in 💨 8 mph

Saturday, Sep 19Sat Sep 19

Mostly sunny 99°/75° 💧 None 💨 10 mph

Sunday, Sep 20Sun Sep 20

Moderate rain 95°/71° 💧 0.287 in 💨 10 mph

Monday, Sep 21Mon Sep 21

Partly cloudy 89°/72° 💧 0.040 in 💨 8 mph

Tuesday, Sep 22Tue Sep 22

Overcast 81°/70° 💧 0.004 in 💨 6 mph

Wednesday, Sep 23Wed Sep 23

Mostly sunny 85°/65° 💧 None 💨 5 mph

Thursday, Sep 24Thu Sep 24

Light rain 95°/70° 💧 0.041 in 💨 5 mph

Friday, Sep 25Fri Sep 25

Moderate rain 81°/70° 💧 0.424 in 💨 5 mph

Saturday, Sep 26Sat Sep 26

Mostly cloudy 77°/63° 💧 0.001 in 💨 7 mph

Sunday, Sep 27Sun Sep 27

Partly cloudy 78°/63° 💧 None 💨 4 mph

Monday, Sep 28Mon Sep 28

Partly cloudy 80°/61° 💧 None 💨 5 mph

Tuesday, Sep 29Tue Sep 29

Sunny 85°/63° 💧 None 💨 5 mph

Wednesday, Sep 30Wed Sep 30

Sunny 88°/65° 💧 None 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Des Peres

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Des Peres

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 11:00 AM

PM2.5 Fine particles Good 4,6µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 5,0µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 80,7µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,5µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Des Peres

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 7,1High 🙂Fair

Tomorrow UV 6,9High 🙂Fair

Friday UV 7,1High 🙂Fair

Saturday UV 6,5High 😐Moderate

Sunday UV 9,0Very high 🙂Fair

Monday UV 6,0High —Unavailable

Tuesday UV 8,0Very high —Unavailable

Hourly UV index today

11:00 AMUV 4,9 12:00 PMUV 6,5 1:00 PMUV 7,1 2:00 PMUV 6,5 3:00 PMUV 5,0 4:00 PMUV 3,1 5:00 PMUV 1,4 6:00 PMUV 0,4 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Des Peres

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · DES PERES, MISSOURI

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 4:00 AM–5:00 AM.

99/100Best-hour score

BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 8:38 PM–5:15 AM

☁ Cloud cover 1% Real hourly forecast for the best viewing hour.

☾ Moonlight 31% Waxing Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 84° high at the best hour.

✦ Estimated visible meteors 2–5/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min81%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

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Forecast data for Des Peres were last refreshed today at 10:04 AM. The current forecast period extends through 18/09/2026 at 8:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.