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Mercer County, Pennsylvania, United States
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Weather in Mercer County, United States

19°
Clear
Feels like 19°
·
High27°Low10°

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Air quality

Full Details
0
26
500
Air quality:Good

Pollen index

Full Details
Tree
0/5
012345
Weed
0/5
012345
Grass
0/5
012345

Today's weather summary

The weather in Mercer County on Friday, July 24th, will change throughout the day from cloudy condition to clear.

According to our models cloud overcast will emerge around noon and there is a high chance for clear skies before dawn.

Weather details for Mercer County, on Friday, July 24th:

The highest temperature of the day will be 27°C around 4 pm. The day will have high relative humidity, with average humidity of 64%, ranging from 39% to a maximum value of 95% at about 4 am. The wind will be breezy, and will get up to 17 km/h at 10 am, blowing from the east. The cloud coverage will range from 0% around midnight to as high as 100% around 8 pm with an average of 53%.

There is no probability for any precipitation throughout the day. The dew point will range from 9°C up to a maximum value of 15°C around 10 pm.

The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be high with average pressure of 1020 hPa. Sunrise will be at 6:08 am, and sunset at 8:46 pm, making it a total of 14 hours and 38 minutes of daylight.

Air quality forecast for Mercer County, on Friday, July 24th:

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 26 and 51.

Pollen forecast for Mercer County, on Friday, July 24th:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

The weather in Mercer County on Saturday, July 25th, is going to be clear for most of the day, with cloud overcast before dawn.

There's seems to be also high probability of few clouds before dawn around 12 am.

Weather details for Mercer County, on Saturday, July 25th:

The highest temperature during the day is going to be 29°C at about 5 pm. The day will be humid, with average humidity of 62%, ranging from 36% to a maximum value of 80% at about 10 am. The wind will be light, and will get up to 14 km/h at 8 pm, blowing from the north-west. The cloud coverage will range from 0% around 5 pm to as high as 100% around 7 pm with an average of 37%.

There is no probability for any precipitation throughout the day. The dew point will range from 12°C up to a maximum value of 18°C around 11 am.

The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be normal with average pressure of 1016 hPa. Sunrise will be at 6:09 am, and sunset at 8:45 pm, making it a total of 14 hours and 36 minutes of daylight.

Air quality forecast for Mercer County, on Saturday, July 25th:

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 49 and 59.

Pollen forecast for Mercer County, on Saturday, July 25th:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

FAQ

How warm does it get in Mercer County?
The average annual highest temperature in Mercer County is 28.8°C (83.8°F), and the July 18th is the hottest day on average.
How cold does it get in Mercer County?
The average annual lowest temperature in Mercer County is -10.0°C (14.0°F), and the January 14th is the coldest day on average.
Which month has the most rain in Mercer County?
The wettest months in Mercer County are June and May.
What months does it snow in Mercer County?
The most common time of year for snow is February, January, December, March and November.