Waterloo (IA)
April
Weather in Waterloo, Iowa for April 2027
Your guide to Waterloo weather in April - trends and predictions
In general, the average temperature in Waterloo at the beginning of April is 9.9 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 17.9 °C by the end of April.
Waterloo experiences heavy rainfall in April, with over 20 rainy days and an average total precipitation 326.5 mm.
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Temperatures
Rain 🌧️
More
9
Dry days
21
Rainy days
0
Snow days
15°/5°
Temperatures
26 km/h
Avg max wind
73 %
Avg humidity
Waterloo Weather April
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Temperatures trend during April in Waterloo
See the weather trend as well as the moving average line
April weather in Waterloo day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Apr. 1 |  Patchy rain possible | 8° /0° | 46.7 mm | 2 | |
| Apr. 2 |  Moderate or heavy rain shower | 17° /3° | 69.7 mm | 3 | |
| Apr. 3 |  Overcast | 10° /0° | 1.2 mm | 3 | |
| Apr. 4 | Overcast | 10° /1° | 4.2 mm | 2 | |
| Apr. 5 | Overcast | 9° /1° | 0.2 mm | 4 | |
| Apr. 6 |  Sunny | 10° /-1° | 0 mm | 5 | |
| Apr. 7 | Sunny | 5° /-1° | 2.2 mm | 2 | |
| Apr. 8 |  Cloudy | 13° /-1° | 7.9 mm | 3 | |
| Apr. 9 |  Heavy rain at times | 12° /2° | 3 mm | 5 | |
| Apr. 10 | Moderate or heavy rain shower | 13° /2° | 16.7 mm | 5 | |
| Apr. 11 | Patchy rain possible | 11° /4° | 19.9 mm | 3 | |
| Apr. 12 |  Partly cloudy | 20° /5° | 0 mm | 4 | |
| Apr. 13 | Patchy rain possible | 20° /12° | 0.1 mm | 3 | |
| Apr. 14 | Patchy rain possible | 20° /12° | 0.1 mm | 2 | |
| Apr. 15 | Partly cloudy | 19° /7° | 33.9 mm | 3 | |
| Apr. 16 | Cloudy | 21° /6° | 0 mm | 5 | |
| Apr. 17 | Patchy rain possible | 22° /7° | 15.9 mm | 5 | |
| Apr. 18 | Moderate or heavy rain shower | 13° /4° | 18.5 mm | 6 | |
| Apr. 19 | Overcast | 12° /1° | 0 mm | 5 | |
| Apr. 20 | Moderate or heavy rain shower | 11° /1° | 24.1 mm | 5 | |
| Apr. 21 | Patchy rain possible | 20° /8° | 1.7 mm | 6 | |
| Apr. 22 | Moderate or heavy rain shower | 23° /10° | 9.4 mm | 6 | |
| Apr. 23 | Heavy rain at times | 22° /12° | 5.4 mm | 4 | |
| Apr. 24 | Patchy rain possible | 19° /10° | 3.6 mm | 7 | |
| Apr. 25 | Moderate or heavy rain shower | 16° /7° | 8.8 mm | 6 | |
| Apr. 26 | Cloudy | 19° /5° | 0.5 mm | 6 | |
| Apr. 27 | Overcast | 19° /9° | 10.6 mm | 3 | |
| Apr. 28 | Patchy rain possible | 20° /9° | 5.8 mm | 6 | |
| Apr. 29 |  Thundery outbreaks possible | 18° /8° | 0.1 mm | 6 | |
| Apr. 30 | Moderate or heavy rain shower | 14° /5° | 16 mm | 6 | |
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Important Notice
Our weather forecast for Waterloo 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 Waterloo forecast closer to your planned date for the most up-to-date weather information.
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Waterloo in April - FAQ
What are the expected maximum and minimum temperatures in Waterloo during April?
During April, expect a variety of temperatures with highs around 15° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Waterloo during April?
Significant rainfall exceeding 326.5 mm is expected in Waterloo during April, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Waterloo during April?
The average wind speed in Waterloo during April is 26 km/h, suggesting breezy to windy conditions, depending on your activities.
April rainfall patterns in Waterloo
Explore the daily rainfall trends and prepare for Waterloos April weather 💧
Typically, Waterloo has 21 rainy days in April with a total of 326.5 mm of rainfall.
UV exposure in Waterloo during April
Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️
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