Mercer County (Princeton)
Today
Today weather in Mercer County
Thursday, September 24th, 2026
20°
Overcast
Feels like 15° · Low 10°
Official weather alert: Coastal Flood Advisory. Mild temperatures are expected in Mercer County Today, peaking at around 19 °F and dropping to 10 °F by night. It'll be quite breezy in Mercer County Today with average wind speeds of 22 km/h. There's a slight chance of rain at 11%.
20° / 10°
Temp
11%
Rain
22 km/h
Wind
57%
Humidity
Mercer County Weather Pages
Mercer County hourly forecast for today
Scroll right to see more weather forecasts for Mercer County today
| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 06:00 AM | 06:48 AM | 07:00 AM | 08:00 AM | 09:00 AM | 10:00 AM | 11:00 AM | 12:00 PM | 01:00 PM | 02:00 PM | 03:00 PM | 04:00 PM | 05:00 PM | 06:00 PM | 06:53 PM | 07:00 PM | 08:00 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  |  |  | | |  | |  |  | | | |  | | | | | | | |  | | | | | | Next |
| temperatures | 13.7° | 13.2° | 13.3° | 13.6° | 13° | 11.8° | 11.1° | Sunrise | 10.3° | 11.1° | 12.3° | 13.4° | 15.6° | 17.5° | 18.3° | 18.9° | 19.5° | 19.4° | 18.7° | 17.9° | Sunset | 16.9° | 15.7° | 15.2° | 15.5° | 15.1° | |
| Feels like | 9.5° | 9.5° | 9.2° | 9.5° | 9° | 8.2° | 7.8° | 7.2° | 7.7° | 8.3° | 9.1° | 10.6° | 12.3° | 13.1° | 14° | 14.6° | 14.4° | 14.6° | 13.8° | 14° | 12.9° | 12.3° | 11.5° | 10.9° | |||
| wind speed | 18 km/h | 18 km/h | 19 km/h | 18 km/h | 20 km/h | 21 km/h | 20 km/h | 20 km/h | 21 km/h | 22 km/h | 21 km/h | 22 km/h | 23 km/h | 22 km/h | 21 km/h | 20 km/h | 21 km/h | 16 km/h | 16 km/h | 9 km/h | 9 km/h | 10 km/h | 14 km/h | 15 km/h | |||
| wind degree | 59° | 49° | 40° | 36° | 26° | 24° | 26° | 21° | 24° | 31° | 38° | 58° | 62° | 68° | 61° | 62° | 58° | 58° | 55° | 43° | 26° | 30° | 32° | 37° | |||
| wind direction | ENE | NE | NE | NE | NNE | NNE | NNE | NNE | NNE | NNE | NE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | NE | NE | NNE | NNE | NNE | NE | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 4% | 10% | 16% | 15% | 16% | 15% | 17% | 16% | 17% | 18% | 16% | 3% | 9% | 11% | 10% | 10% | 10% | 10% | 10% | 11% | 12% | 12% | 11% | 12% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 62% | 65% | 65% | 63% | 66% | 71% | 74% | 77% | 73% | 69% | 65% | 55% | 48% | 46% | 44% | 41% | 40% | 43% | 44% | 47% | 51% | 51% | 48% | 48% | |||
| dew point | 6.7° | 6.9° | 6.9° | 6.8° | 6.8° | 6.7° | 6.7° | 6.4° | 6.5° | 6.8° | 7° | 6.7° | 6.4° | 6.6° | 6.3° | 6° | 5.5° | 5.9° | 5.4° | 5.6° | 5.7° | 5.2° | 4.5° | 4.3° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 5% | 60% | 98% | 99% | 98% | 81% | 83% | 71% | 85% | 99% | 100% | 7% | 85% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0.5 | 1.3 | 2.9 | 4.8 | 5.2 | 4.7 | 3.5 | 2 | 0.7 | 0.2 | 0 | 0 | 0 | 0 | 0 |
View of Mercer County today
Explore Mercer County live webcam feed to see how the weather is shaping up today in Mercer County. See what people are wearing, check out the sky, and get a sense of the atmosphere before you step outside.
Stay informed and make the most of your day with our live weather updates from Mercer County today.
Weather in Mercer County today
The weather in Mercer County today is expected to be noticeably cooler than usual, with a forecast temperature of 20 °F, compared to an average of 22.5 °F for September 24th in recent years.
temperatures
20 °F
rain
0 mm
wind
22 km/h
UV
Moderate
Mercer County daylight overview ☀️
Today in Mercer County, The sun rises at 06:48 and sets at 18:53, giving a total daylight duration of 12 hours and 5 minutes.
Top locations in Mercer County
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What to wear today in Mercer County? clothing recommendations
Stay comfortably stylish - your tailored guide for today's Mercer County forecast.
Long-sleeve shirt
Long pant
Closed-toe shoes
Light jacket
The weather today in Mercer County - FAQ
What is the maximum temperature for today in Mercer County?
The maximum temperature for today in Mercer County is expected to be 20° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain today in Mercer County? 🌧️
Yes, there is a 11% chance of rain in Mercer County today. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed today in Mercer County? 🌀
The wind in Mercer County is expected to blow at 22 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Mercer County today?
Given the forecast of 20 °F with a 11% chance of rain, we advise checking our "What to wear today" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Mercer County today.
What is the sunrise and sunset time for Mercer County today?
The sun is expected to rise at 06:48 and set at 18:53 in Mercer County.
How accurate is the weather forecast Mercer County today? ✅
Mercer County weather forecast for today is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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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.
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