St. Louis
April
Weather in St. Louis for April 2025
Your guide to St. Louis weather in April - trends and predictions
In general, the average temperature in St. Louis at the beginning of April is 16.9 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 18.6 °F by the end of April.
With an average of 5 rainy days, St. Louis experiences minimal rainfall in April, ensuring that most days remain pleasantly dry.
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25
Dry days
5
Rainy days
0
Snow days
22°/6°
Temperatures
23 km/h
Avg max wind
67 %
Avg humidity
St. Louis in April average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  18° | 2  20° | 3 14° | 4 17° | 5  16° | 6 14° | |
| 7 19° | 8  22° | 9 19° | 10 17° | 11  19° | 12 21° | 13 25° |
| 14  25° | 15 26° | 16 20° | 17 20° | 18 21° | 19 22° | 20 19° |
| 21 18° | 22 14° | 23 16° | 24 16° | 25 17° | 26 18° | 27 17° |
| 28 21° | 29 21° | 30 20° |
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Temperatures trend during April in St. Louis
See the weather trend as well as the moving average line
April weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Apr. 1 | Overcast | 18° /10° | 12.9 mm | 0 cm | |
| Apr. 2 | Partly cloudy | 20° /4° | 4.6 mm | 0 cm | |
| Apr. 3 | Overcast | 14° /6° | 2.1 mm | 0 cm | |
| Apr. 4 | Overcast | 17° /9° | 0.2 mm | 0.1 cm | |
| Apr. 5 | Moderate or heavy rain shower | 16° /4° | 6.3 mm | 0 cm | |
| Apr. 6 | Partly cloudy | 14° /2° | 0 mm | 0 cm | |
| Apr. 7 | Overcast | 19° /5° | 2.9 mm | 0 cm | |
| Apr. 8 | Cloudy | 22° /7° | 0 mm | 0 cm | |
| Apr. 9 | Partly cloudy | 19° /10° | 0.2 mm | 0 cm | |
| Apr. 10 | Overcast | 17° /9° | 17.4 mm | 0 cm | |
| Apr. 11 | Sunny | 19° /9° | 24.6 mm | 0 cm | |
| Apr. 12 | Sunny | 21° /9° | 0 mm | 0 cm | |
| Apr. 13 | Partly cloudy | 25° /9° | 0 mm | 0 cm | |
| Apr. 14 | Patchy rain possible | 25° /13° | 0.1 mm | 0 cm | |
| Apr. 15 | Moderate or heavy rain shower | 26° /15° | 12.2 mm | 0 cm | |
| Apr. 16 | Patchy rain possible | 20° /12° | 10.2 mm | 0 cm | |
| Apr. 17 | Sunny | 20° /9° | 0.2 mm | 0 cm | |
| Apr. 18 | Overcast | 21° /9° | 1.8 mm | 0 cm | |
| Apr. 19 | Overcast | 22° /10° | 0 mm | 0 cm | |
| Apr. 20 | Moderate or heavy rain shower | 19° /10° | 9.5 mm | 0 cm | |
| Apr. 21 | Cloudy | 18° /8° | 1.5 mm | 0 cm | |
| Apr. 22 | Cloudy | 14° /5° | 0 mm | 0 cm | |
| Apr. 23 | Partly cloudy | 16° /6° | 0.4 mm | 0 cm | |
| Apr. 24 | Overcast | 16° /4° | 0 mm | 0 cm | |
| Apr. 25 | Overcast | 17° /7° | 0.2 mm | 0 cm | |
| Apr. 26 | Overcast | 18° /9° | 7.9 mm | 0 cm | |
| Apr. 27 | Moderate rain at times | 17° /8° | 3.8 mm | 0 cm | |
| Apr. 28 | Overcast | 21° /13° | 1.4 mm | 0 cm | |
| Apr. 29 | Overcast | 21° /12° | 23.2 mm | 0 cm | |
| Apr. 30 | Patchy rain possible | 20° /9° | 0.3 mm | 0 cm | |
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Important Notice
Our weather forecast for St. Louis in April is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the St. Louis forecast closer to your planned date for the most up-to-date weather information.
St. Louis in April - FAQ
What are the expected maximum and minimum temperatures in St. Louis during April?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in St. Louis during April?
Significant rainfall exceeding 284.1 mm is expected in St. Louis during April, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in St. Louis during April?
St. Louis experiences an average snowfall of 0.1 cm during April, occurring over 0 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in St. Louis during April?
The average wind speed in St. Louis during April is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
April rainfall patterns in St. Louis
Explore the daily rainfall trends and prepare for St. Louiss April weather 💧
April snowfall in St. Louis
Track daily snowfall levels and discover St. Louis’s snowy potential this April ❄️
UV exposure in St. Louis during April
Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️
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