Cook County (Chicago)
April
Weather in Cook County, Illinois for April 2027
Your guide to Cook County weather in April - trends and predictions
Snowfall in Cook County during April is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Cook County at the beginning of April is 9.5 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 12.9 °C by the end of April.
The climate of Cook County in April is notably wet, with an average of 11 rainy days, and a total of 185.5 mm of precipitation.
Is April a good time to visit Cook County? check out the best time to travel to Cook County page.
✨ Is April a good time to visit Cook County? – Ask the AI Weatherman
Snow Forecast ❄️
Temperatures
Rain 🌧️
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18
Dry days
11
Rainy days
1
Snow days
12°/5°
Temperatures
24 km/h
Avg max wind
73 %
Avg humidity
Cook County Weather April
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Temperatures trend during April in Cook County
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April weather in Cook County day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Apr. 1 |  Light rain | 6° /1° | 6.9 mm | 0 cm | |
| Apr. 2 |  Moderate rain | 10° /2° | 23.3 mm | 0.4 cm | |
| Apr. 3 | Light rain | 10° /3° | 9.5 mm | 0.8 cm | |
| Apr. 4 | Moderate rain | 13° /5° | 13.7 mm | 0.5 cm | |
| Apr. 5 | Light rain | 11° /5° | 8.2 mm | 0 cm | |
| Apr. 6 |  Patchy rain possible | 10° /4° | 2.4 mm | 0 cm | |
| Apr. 7 | Patchy rain possible | 7° /4° | 2.3 mm | 0 cm | |
| Apr. 8 | Patchy rain possible | 11° /4° | 2.4 mm | 0 cm | |
| Apr. 9 | Light rain | 10° /5° | 7.3 mm | 0 cm | |
| Apr. 10 | Moderate rain | 11° /5° | 10.6 mm | 0 cm | |
| Apr. 11 | Light rain | 11° /5° | 4.3 mm | 0 cm | |
| Apr. 12 | Patchy rain possible | 15° /7° | 0.8 mm | 0 cm | |
| Apr. 13 | Light rain | 17° /9° | 6.9 mm | 0 cm | |
| Apr. 14 |  Overcast | 15° /9° | 0 mm | 0 cm | |
| Apr. 15 | Moderate rain | 13° /7° | 19.4 mm | 0 cm | |
| Apr. 16 | Light rain | 12° /5° | 8.5 mm | 0 cm | |
| Apr. 17 | Patchy rain possible | 11° /4° | 1.5 mm | 0 cm | |
| Apr. 18 | Moderate rain | 12° /5° | 11.7 mm | 0 cm | |
| Apr. 19 | Overcast | 11° /5° | 0.4 mm | 0 cm | |
| Apr. 20 | Light rain | 10° /5° | 2.8 mm | 0 cm | |
| Apr. 21 |  Heavy rain at times | 14° /6° | 6.8 mm | 0 cm | |
| Apr. 22 | Patchy rain possible | 13° /6° | 2.3 mm | 0 cm | |
| Apr. 23 | Light rain shower | 16° /9° | 1.7 mm | 0 cm | |
| Apr. 24 | Light rain | 13° /8° | 3.8 mm | 0 cm | |
| Apr. 25 | Patchy rain possible | 10° /5° | 1 mm | 0 cm | |
| Apr. 26 | Patchy rain possible | 11° /4° | 1.9 mm | 0 cm | |
| Apr. 27 | Moderate rain | 16° /7° | 12 mm | 0 cm | |
| Apr. 28 | Light rain | 16° /9° | 4.6 mm | 0 cm | |
| Apr. 29 | Heavy rain at times | 14° /8° | 5.3 mm | 0 cm | |
| Apr. 30 | Light rain | 11° /7° | 3.2 mm | 0 cm | |
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Important Notice
Our weather forecast for Cook 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 Cook County forecast closer to your planned date for the most up-to-date weather information.
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Cook County in April - FAQ
What are the expected maximum and minimum temperatures in Cook County during April?
During April, expect a variety of temperatures with highs around 12° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cook County during April?
Significant rainfall exceeding 185.5 mm is expected in Cook County during April, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Cook County in April 2027?
Cook County typically sees 1.7 cm of snowfall during April.
What are the typical wind conditions in Cook County during April?
The average wind speed in Cook County during April is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
Cook County snow forecast April 2027
Track daily snowfall levels and discover Cook County’s snowy potential this April ❄️
On average, Cook County sees 1 snowy days during April, with approximately 1.7 cm of total snowfall.
April rainfall patterns in Cook County
Explore the daily rainfall trends and prepare for Cook Countys April weather 💧
Typically, Cook County has 11 rainy days in April with a total of 185.5 mm of rainfall.
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