Stillwater (OK)
April
Weather in Stillwater, Oklahoma for April 2026
Your guide to Stillwater weather in April - trends and predictions
In general, the average temperature in Stillwater at the beginning of April is 16.3 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 23.1 °F by the end of April.
The climate of Stillwater in April is notably wet, with an average of 14 rainy days, and a total of 239.6 mm of precipitation.
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Temperatures
Rain 🌧️
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16
Dry days
14
Rainy days
0
Snow days
22°/11°
Temperatures
30 km/h
Avg max wind
72 %
Avg humidity
Stillwater Weather April
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Temperatures trend during April in Stillwater
See the weather trend as well as the moving average line
April weather in Stillwater day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Apr. 1 |  Overcast | 24° /6° | 0 mm | 5 | |
| Apr. 2 |  Patchy rain possible | 21° /12° | 0.8 mm | 5 | |
| Apr. 3 |  Moderate or heavy rain shower | 14° /11° | 4.3 mm | 3 | |
| Apr. 4 | Moderate or heavy rain shower | 16° /10° | 9.7 mm | 4 | |
| Apr. 5 | Moderate or heavy rain shower | 9° /5° | 15.7 mm | 2 | |
| Apr. 6 | Moderate rain at times | 12° /2° | 6 mm | 3 | |
| Apr. 7 |  Sunny | 18° /0° | 0 mm | 5 | |
| Apr. 8 | Sunny | 22° /2° | 0 mm | 6 | |
| Apr. 9 |  Partly cloudy | 24° /11° | 0 mm | 6 | |
| Apr. 10 | Sunny | 26° /9° | 0 mm | 7 | |
| Apr. 11 | Sunny | 23° /7° | 0 mm | 6 | |
| Apr. 12 | Partly cloudy | 26° /9° | 0 mm | 7 | |
| Apr. 13 | Sunny | 30° /17° | 0 mm | 8 | |
| Apr. 14 | Overcast | 20° /12° | 0 mm | 5 | |
| Apr. 15 | Sunny | 19° /6° | 0 mm | 5 | |
| Apr. 16 | Overcast | 25° /9° | 0.2 mm | 6 | |
| Apr. 17 | Sunny | 29° /17° | 0 mm | 7 | |
| Apr. 18 | Patchy rain possible | 22° /14° | 1.9 mm | 5 | |
| Apr. 19 | Moderate or heavy rain shower | 13° /9° | 28.3 mm | 3 | |
| Apr. 20 | Moderate or heavy rain shower | 16° /9° | 56.4 mm | 4 | |
| Apr. 21 | Sunny | 26° /6° | 0 mm | 7 | |
| Apr. 22 | Sunny | 28° /12° | 0 mm | 7 | |
| Apr. 23 | Overcast | 25° /14° | 0 mm | 6 | |
| Apr. 24 |  Heavy rain at times | 24° /15° | 3.9 mm | 5 | |
| Apr. 25 | Overcast | 26° /15° | 0 mm | 6 | |
| Apr. 26 | Moderate or heavy rain shower | 18° /15° | 41 mm | 4 | |
| Apr. 27 | Patchy rain possible | 27° /16° | 1.2 mm | 6 | |
| Apr. 28 | Patchy rain possible | 25° /20° | 0.8 mm | 6 | |
| Apr. 29 |  Thundery outbreaks possible | 21° /19° | 8.7 mm | 5 | |
| Apr. 30 | Moderate or heavy rain shower | 21° /18° | 60.7 mm | 5 | |
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Important Notice
Our weather forecast for Stillwater 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 Stillwater forecast closer to your planned date for the most up-to-date weather information.
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Stillwater in April - FAQ
What are the expected maximum and minimum temperatures in Stillwater during April?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Stillwater during April?
Significant rainfall exceeding 239.6 mm is expected in Stillwater during April, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Stillwater during April?
The average wind speed in Stillwater during April is 30 km/h, suggesting breezy to windy conditions, depending on your activities.
April rainfall patterns in Stillwater
Explore the daily rainfall trends and prepare for Stillwaters April weather 💧
UV exposure in Stillwater during April
Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️
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