Umatilla County (Pendleton)
April
Weather in Umatilla County, Oregon for April 2027
Your guide to Umatilla County weather in April - trends and predictions
In general, the average temperature in Umatilla County at the beginning of April is 16.1 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 18.6 °C by the end of April.
Umatilla County experiences moderate rainfall in April, with an average of 9 rainy days and a total precipitation of 54.9 mm.
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Temperatures
Rain 🌧️
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21
Dry days
9
Rainy days
0
Snow days
17°/5°
Temperatures
21 km/h
Avg max wind
61 %
Avg humidity
Umatilla County Weather April
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Temperatures trend during April in Umatilla County
See the weather trend as well as the moving average line
April weather in Umatilla County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Apr. 1 |  Patchy rain possible | 12° /2° | 9.1 mm | 2 | |
| Apr. 2 |  Cloudy | 10° /1° | 0 mm | 3 | |
| Apr. 3 | Patchy rain possible | 14° /1° | 0.2 mm | 4 | |
| Apr. 4 |  Sunny | 17° /2° | 0 mm | 4 | |
| Apr. 5 | Cloudy | 21° /4° | 0 mm | 4 | |
| Apr. 6 |  Overcast | 23° /7° | 0 mm | 5 | |
| Apr. 7 |  Moderate or heavy rain shower | 16° /7° | 7.2 mm | 5 | |
| Apr. 8 | Moderate or heavy rain shower | 17° /3° | 2.1 mm | 5 | |
| Apr. 9 | Patchy rain possible | 17° /5° | 0.2 mm | 4 | |
| Apr. 10 | Overcast | 19° /6° | 0 mm | 4 | |
| Apr. 11 | Overcast | 15° /8° | 1.6 mm | 3 | |
| Apr. 12 | Cloudy | 12° /6° | 2.8 mm | 3 | |
| Apr. 13 |  Partly cloudy | 15° /3° | 15.4 mm | 5 | |
| Apr. 14 | Sunny | 16° /2° | 0 mm | 4 | |
| Apr. 15 | Partly cloudy | 16° /3° | 6.8 mm | 5 | |
| Apr. 16 | Partly cloudy | 15° /3° | 0 mm | 5 | |
| Apr. 17 | Sunny | 14° /2° | 0 mm | 5 | |
| Apr. 18 | Sunny | 19° /1° | 0 mm | 5 | |
| Apr. 19 | Moderate rain at times | 21° /7° | 0.6 mm | 5 | |
| Apr. 20 | Cloudy | 19° /6° | 0 mm | 5 | |
| Apr. 21 | Partly cloudy | 17° /7° | 2 mm | 5 | |
| Apr. 22 | Sunny | 12° /4° | 6.2 mm | 3 | |
| Apr. 23 | Sunny | 16° /3° | 0.8 mm | 4 | |
| Apr. 24 | Sunny | 17° /3° | 0 mm | 6 | |
| Apr. 25 | Overcast | 19° /3° | 0 mm | 6 | |
| Apr. 26 | Overcast | 19° /5° | 0 mm | 6 | |
| Apr. 27 | Partly cloudy | 19° /6° | 0 mm | 6 | |
| Apr. 28 | Overcast | 18° /5° | 0 mm | 6 | |
| Apr. 29 | Overcast | 18° /7° | 0 mm | 6 | |
| Apr. 30 | Sunny | 20° /5° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Umatilla County 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 Umatilla County forecast closer to your planned date for the most up-to-date weather information.
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Umatilla County in April - FAQ
What are the expected maximum and minimum temperatures in Umatilla County during April?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 5°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Umatilla County during April?
Moderate rainfall is anticipated in Umatilla County during April, with a total of 54.9 mm spread over approximately 9 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Umatilla County during April?
The average wind speed in Umatilla County during April is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
April rainfall patterns in Umatilla County
Explore the daily rainfall trends and prepare for Umatilla Countys April weather 💧
Typically, Umatilla County has 9 rainy days in April with a total of 54.9 mm of rainfall.
UV exposure in Umatilla County during April
Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️
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Where is Umatilla County?Get accurate weather forecasts for Umatilla County, located at latitude 45.672 and longitude -118.789. Stay updated with localized weather information tailored for Umatilla County.
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