St. Louis (MO)
Tomorrow
Tomorrow weather in St. Louis
Monday, August 18th, 2025
35°
Heavy rain
The weather tomorrow in St. Louis will be colder than today, with max temperatures of 34°.
The rain is expected to get stronger, the expected precipitation are 20 mm.
The wind tomorrow will get lighter comparing to today but still be strong and reach over 18 km/h.
35° / 23°
Temp
88%
Rain
18 km/h
Wind
83%
Humidity
St. Louis Weather Pages
St. Louis hourly forecast for tomorrow
Scroll right to see more weather forecasts for St. Louis tomorrow
| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 06:00 AM | 06:18 AM | 07:00 AM | 08:00 AM | 09:00 AM | 10:00 AM | 11:00 AM | 12:00 PM | 01:00 PM | 02:00 PM | 03:00 PM | 04:00 PM | 05:00 PM | 06:00 PM | 07:00 PM | 07:51 PM | 08:00 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  |  |  | | | | |  |  |  | | | | |  | | |  | | |  |  |  | | |  | Next |
| temperatures | 25.7° | 25° | 24.4° | 24° | 23.7° | 23.3° | 23.1° | Sunrise | 23.6° | 25.1° | 27.1° | 30.7° | 32.5° | 33.7° | 33.6° | 33.1° | 32.6° | 31.7° | 31° | 30.3° | 29.3° | Sunset | 28.5° | 27.7° | 25.9° | 25.7° | |
| feels like | 29° | 28° | 27.2° | 26.7° | 26.2° | 25.8° | 25.5° | 26° | 27.8° | 30.7° | 38.2° | 41° | 42.6° | 42.4° | 41.8° | 40.9° | 39.7° | 38.7° | 37.7° | 36° | 34.4° | 33° | 29.8° | 29.4° | |||
| wind speed | 7 km/h | 3 km/h | 3 km/h | 3 km/h | 5 km/h | 5 km/h | 4 km/h | 6 km/h | 7 km/h | 8 km/h | 8 km/h | 8 km/h | 8 km/h | 7 km/h | 6 km/h | 7 km/h | 9 km/h | 12 km/h | 15 km/h | 16 km/h | 19 km/h | 14 km/h | 11 km/h | 4 km/h | |||
| wind degree | 132° | 163° | 213° | 209° | 152° | 129° | 123° | 121° | 143° | 160° | 163° | 156° | 163° | 155° | 139° | 121° | 100° | 82° | 85° | 97° | 120° | 169° | 265° | 270° | |||
| wind direction | SE | SSE | SSW | SSW | SSE | SE | ESE | ESE | SE | SSE | SSE | SSE | SSE | SSE | SE | ESE | E | E | E | E | ESE | S | W | W | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 1.2 mm | 1.8 mm | 2.4 mm | 3.4 mm | 3.9 mm | 4.3 mm | 2.2 mm | 1.1 mm | 0 mm | 0 mm | |||
| chance for rain | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 0% | 73% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 90% | 93% | 94% | 95% | 95% | 96% | 96% | 95% | 89% | 80% | 73% | 67% | 62% | 59% | 64% | 67% | 70% | 76% | 79% | 81% | 86% | 89% | 91% | 91% | |||
| dew point | 23.7° | 23.6° | 23.3° | 23° | 22.8° | 22.6° | 22.3° | 22.1° | 22.3° | 22.9° | 23.8° | 27.3° | 26° | 25.6° | 25.8° | 25.8° | 25.9° | 26° | 26.1° | 26.2° | 25.8° | 25.6° | 25.4° | 22.7° | |||
| visibility | 10 km | 10 km | 10 km | 9 km | 9 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 9 km | 9 km | 9 km | 9 km | 9 km | 10 km | 10 km | 10 km | 10 km | 10 km | 9 km | 7 km | 10 km | |||
| cloud cover | 26% | 23% | 16% | 16% | 30% | 28% | 30% | 33% | 20% | 16% | 10% | 2% | 18% | 25% | 79% | 75% | 77% | 78% | 89% | 82% | 82% | 82% | 43% | 82% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0.8 | 2.2 | 4.3 | 6.5 | 8.3 | 9 | 8.3 | 6.6 | 4.4 | 2.1 | 0.6 | 0.1 | 0 | 0 | 0 | 0 |
Weather in St. Louis tomorrow
The weather in St. Louis tomorrow is expected to be much warmer than usual, with a forecast temperature of 35 °F, compared to an average of 29.3 °F for August 18th in recent years.
temperatures
35 °F
rain
20.4 mm
wind
18 km/h
UV
Low
St. Louis daylight overview ☀️
Tomorrow in St. Louis, The sun rises at 06:18 and sets at 19:51, giving a total daylight duration of 13 hours and 33 minutes.
Quick links
More St. Louis weather pages
What to wear tomorrow in St. Louis? clothing recommendations
Stay comfortably stylish - your tailored guide for tomorrow's St. Louis forecast.
Short-sleeve shirt
Shorts
Lightweight pants
Breathable footwear
Sunglasses
Wide brimmed hat
Sunscreen
Flip flop
Umbrella
The weather tomorrow in St. Louis - FAQ
What is the maximum temperature for tomorrow in St. Louis?
The maximum temperature for tomorrow in St. Louis is expected to be 35° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in St. Louis? 🌧️
Yes, there is a 88% chance of rain in St. Louis tomorrow. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed tomorrow in St. Louis? 🌀
The wind in St. Louis is expected to blow at 18 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in St. Louis tomorrow?
Given the forecast of 35 °F with a 88% chance of rain, we advise checking our "What to wear tomorrow" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in St. Louis tomorrow.
What is the sunrise and sunset time for St. Louis tomorrow?
The sun is expected to rise at 06:18 and set at 19:51 in St. Louis.
How accurate is the weather forecast St. Louis tomorrow? ✅
St. Louis weather forecast for tomorrow is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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