Mercer County (Princeton)
April
Weather in Mercer County for April 2026
Your guide to Mercer County weather in April - trends and predictions
In general, the average temperature in Mercer County at the beginning of April is 10.3 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.6 °F by the end of April.
The climate of Mercer County in April is notably wet, with an average of 14 rainy days, and a total of 116.2 mm of precipitation.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
16
Dry days
14
Rainy days
0
Snow days
15°/6°
Temperatures
20 km/h
Avg max wind
70 %
Avg humidity
Mercer County Weather April
Move between months or click on a day
| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  11° | 2 9° | 3 14° | 4  11° | |||
| 5 10° | 6 9° | 7 8° | 8  11° | 9  15° | 10 12° | 11 16° |
| 12 10° | 13 10° | 14  18° | 15 19° | 16  14° | 17 15° | 18 14° |
| 19 19° | 20 18° | 21 13° | 22  19° | 23 20° | 24 20° | 25 19° |
| 26 19° | 27 17° | 28 24° | 29 26° | 30  26° |
You can click on date
Access Mercer County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during April in Mercer County
See the weather trend as well as the moving average line
April weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Apr. 1 | Moderate rain | 11° /5° | 19.9 mm | 3 | |
| Apr. 2 | Moderate rain | 9° /3° | 12.7 mm | 2 | |
| Apr. 3 | Moderate rain | 14° /6° | 14.9 mm | 3 | |
| Apr. 4 | Light rain shower | 11° /5° | 13.4 mm | 3 | |
| Apr. 5 | Patchy rain possible | 10° /5° | 6.9 mm | 3 | |
| Apr. 6 | Patchy rain possible | 9° /3° | 11.9 mm | 2 | |
| Apr. 7 | Patchy rain possible | 8° /1° | 12.1 mm | 3 | |
| Apr. 8 | Overcast | 11° /2° | 0 mm | 3 | |
| Apr. 9 | Cloudy | 15° /3° | 0 mm | 4 | |
| Apr. 10 | Patchy rain possible | 12° /6° | 0.2 mm | 3 | |
| Apr. 11 | Patchy rain possible | 16° /6° | 35.4 mm | 4 | |
| Apr. 12 | Light rain shower | 10° /5° | 29.2 mm | 3 | |
| Apr. 13 | Light rain shower | 10° /4° | 1.3 mm | 3 | |
| Apr. 14 | Patchy light drizzle | 18° /5° | 0.5 mm | 4 | |
| Apr. 15 | Patchy rain possible | 19° /9° | 14.8 mm | 4 | |
| Apr. 16 | Sunny | 14° /6° | 0 mm | 4 | |
| Apr. 17 | Light rain | 15° /5° | 3.4 mm | 4 | |
| Apr. 18 | Light rain shower | 14° /5° | 3 mm | 3 | |
| Apr. 19 | Light drizzle | 19° /9° | 0.4 mm | 5 | |
| Apr. 20 | Overcast | 18° /9° | 0.3 mm | 4 | |
| Apr. 21 | Cloudy | 13° /6° | 0 mm | 3 | |
| Apr. 22 | Partly cloudy | 19° /7° | 2.6 mm | 5 | |
| Apr. 23 | Partly cloudy | 20° /7° | 0 mm | 6 | |
| Apr. 24 | Light drizzle | 20° /9° | 0.6 mm | 5 | |
| Apr. 25 | Sunny | 19° /6° | 0 mm | 5 | |
| Apr. 26 | Sunny | 19° /7° | 31.8 mm | 5 | |
| Apr. 27 | Patchy light drizzle | 17° /5° | 0.1 mm | 5 | |
| Apr. 28 | Patchy rain possible | 24° /7° | 0.9 mm | 6 | |
| Apr. 29 | Patchy rain possible | 26° /13° | 0.4 mm | 7 | |
| Apr. 30 | Mist | 26° /13° | 1.1 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Mercer 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 Mercer County forecast closer to your planned date for the most up-to-date weather information.
Mercer County in April - FAQ
What are the expected maximum and minimum temperatures in Mercer County during April?
During April, expect a variety of temperatures with highs around 15° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Mercer County during April?
Significant rainfall exceeding 116.2 mm is expected in Mercer County during April, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Mercer County during April?
The average wind speed in Mercer County during April is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
April rainfall patterns in Mercer County
Explore the daily rainfall trends and prepare for Mercer Countys April weather 💧
UV exposure in Mercer County during April
Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️
Top locations in Mercer County
Select a location for an accurate weather forecast
More Locations Quick links
More Mercer County weather pages
You are here
Where is Mercer County?Get accurate weather forecasts for Mercer County, located at latitude 40.349 and longitude -74.659. Stay updated with localized weather information tailored for Mercer County.
Found a mistake?
We appreciate your attention to details. Tell us here.