Jefferson County (Fairfield)
April
Weather in Jefferson County, Iowa for April 2026
Your guide to Jefferson County weather in April - trends and predictions
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So far, April 2026 in Jefferson County is slightly warmer than the historical average by 0.6 °F.
Expect cooler weather in the next days in Jefferson County with the forecast suggesting a temperature of 18.7 °F, lower than the historical average.
In general, the average temperature in Jefferson County at the beginning of April is 12.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 18.3 °F by the end of April.
The climate of Jefferson County in April is notably wet, with an average of 12 rainy days, and a total of 150.3 mm of precipitation.
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Temperatures
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18
Dry days
12
Rainy days
0
Snow days
17°/7°
Temperatures
26 km/h
Avg max wind
72 %
Avg humidity
Jefferson County Weather April
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Temperatures trend during April in Jefferson County
See the weather trend as well as the moving average line
April weather in Jefferson County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Apr. 1 |  Patchy rain possible | 10° /2° | 19.4 mm | 2 | |
| Apr. 2 |  Moderate or heavy rain shower | 22° /7° | 37.3 mm | 3 | |
| Apr. 3 |  Overcast | 15° /3° | 2.2 mm | 3 | |
| Apr. 4 | Moderate rain at times | 12° /4° | 7.4 mm | 3 | |
| Apr. 5 | Overcast | 10° /1° | 0 mm | 4 | |
| Apr. 6 |  Partly cloudy | 11° /0° | 0 mm | 5 | |
| Apr. 7 | Partly cloudy | 7° /0° | 4.4 mm | 2 | |
| Apr. 8 |  Cloudy | 14° /0° | 1 mm | 2 | |
| Apr. 9 | Patchy rain possible | 16° /6° | 17.2 mm | 3 | |
| Apr. 10 | Moderate or heavy rain shower | 15° /5° | 23.9 mm | 4 | |
| Apr. 11 | Overcast | 13° /5° | 0.1 mm | 4 | |
| Apr. 12 | Overcast | 21° /9° | 0 mm | 3 | |
| Apr. 13 | Overcast | 22° /13° | 23.3 mm | 3 | |
| Apr. 14 | Patchy rain possible | 20° /14° | 0.1 mm | 3 | |
| Apr. 15 |  Sunny | 19° /9° | 2 mm | 4 | |
| Apr. 16 | Patchy rain possible | 22° /7° | 0.1 mm | 6 | |
| Apr. 17 |  Heavy rain at times | 25° /10° | 22.2 mm | 6 | |
| Apr. 18 | Patchy rain possible | 18° /6° | 7 mm | 7 | |
| Apr. 19 | Overcast | 13° /3° | 0 mm | 6 | |
| Apr. 20 | Moderate or heavy rain shower | 17° /5° | 25.2 mm | 6 | |
| Apr. 21 | Patchy rain possible | 21° /9° | 0.9 mm | 4 | |
| Apr. 22 | Sunny | 26° /16° | 0 mm | 7.5 | |
| Apr. 23 |  Moderate rain | 23° /15° | 14.1 mm | 5.5 | |
| Apr. 24 | Patchy rain possible | 17° /10° | 4.8 mm | 7.1 | |
| Apr. 25 | Cloudy | 18° /8° | 0 mm | 6.1 | |
| Apr. 26 | Partly cloudy | 21° /10° | 0.1 mm | 5.7 | |
| Apr. 27 | Moderate rain | 23° /10° | 5.7 mm | 0 | |
| Apr. 28 | Partly cloudy | 16° /7° | 0 mm | 4 | |
| Apr. 29 | Patchy rain possible | 19° /11° | 0.6 mm | 3 | |
| Apr. 30 | Overcast | 14° /7° | 0 mm | 3 | |
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Important Notice
Our weather forecast for Jefferson 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 Jefferson County forecast closer to your planned date for the most up-to-date weather information.
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Jefferson County in April - FAQ
What are the expected maximum and minimum temperatures in Jefferson County during April?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Jefferson County during April?
Significant rainfall exceeding 150.3 mm is expected in Jefferson County during April, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Jefferson County during April?
The average wind speed in Jefferson County during April is 26 km/h, suggesting breezy to windy conditions, depending on your activities.
April rainfall patterns in Jefferson County
Explore the daily rainfall trends and prepare for Jefferson Countys April weather 💧
Typically, Jefferson County has 12 rainy days in April with a total of 150.3 mm of rainfall.
UV exposure in Jefferson County during April
Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️
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Where is Jefferson County?Get accurate weather forecasts for Jefferson County, located at latitude 41.009 and longitude -91.963. Stay updated with localized weather information tailored for Jefferson County.
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