Weather forecast for 10 days
Mercer, PA

Weather forecast for the weekend

Saturday, Jun 21.

Partly Cloudy
5:46 am

8:59 pm
EDT
Partly Cloudy
86°F / 68°F
  • Wind: 10mph SSW
  • Humidity: 65%
  • Precip. probability: 13%
  • Precipitation: 0"
  • UV index: 7
On Saturday, June 21, clouds will come and go, but expect bright periods in between.
Rainfall is not anticipated. The forecasted temperature range extends from a high of a blazing 86°F to a low of a delightful 68°F.
The weather on Saturday is hotter, with a maximum expected near 80.4°F - more like July than June.
Sunrise will be at 5:46 am and sunset at 8:59 pm; the daylight will last for 15h and 13min.

Sunday, Jun 22.

Sunny
5:46 am

8:59 pm
EDT
Sunny
91°F / 72°F
  • Wind: 8mph WSW
  • Humidity: 65%
  • Precip. probability: 9%
  • Precipitation: 0"
  • UV index: 9
On Sunday, June 22, uninterrupted sunshine is anticipated.
Rainfall is not predicted. The maximum forecasted temperature is a humid 91.4°F, while the minimum temperature will be an agreeable 71.6°F.
The day’s maximum of 91.4°F shows a shift toward July's pattern over June's.
Sunrise will be at 5:46 am and sunset at 8:59 pm; the daylight will last for 15h and 13min.

Frequently asked questions

What is the weather forecast for Mercer for Saturday?
On Saturday, in Mercer, expect a partly sunny afternoon with variable cloud cover.
Will it rain on Saturday?
No, it will not rain on Saturday in Mercer.
What will be the maximum temperature on Saturday?
On Saturday, the highest temperature will be 86°F, while the lowest temperature will be 68°F.
What is the weather forecast for Mercer for Sunday?
On Sunday, the forecast calls for abundant sunshine.
Will it rain on Sunday?
No, it will not rain on Sunday in Mercer.
What will be the highest temperature on Sunday?
On Sunday, the highest temperature will be 91.4°F, while the lowest temperature will be 71.6°F.
What is the weather forecast for Mercer for the next ten days?
In Mercer, weather will be unstable, and a combination of unstable, bright, cloudy and rain-soaked weather is predicted for the next ten days.
Will it rain in the next ten days in Mercer?
Rainfall is anticipated on Wednesday, Thursday, next Wednesday through next Friday in Mercer. Thursday, with light precipitation of 0.31", will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will vary between 71.6°F and 93.2°F, as the minimum temperature will be between 57.2°F and 71.6°F.
Taking the humidity into consideration, the maximum feel-like temperature will range between 71.6°F and 111.2°F.
What will be the hottest and the coldest days?
Monday will be the hottest day, with a maximum temperature of 93.2°F. Tomorrow will be the coldest day, with a maximum temperature of 71.6°F.

Long-term weather forecast

WedJun 18.
  • 82°F
  • 68°F
Showers
Showers
  • Wind: 8mph SW
  • Humidity: 85%
  • UV index: 7
  • Precip. probability: 45%
  • Precipitation: 0.2"
  • 5:46 am 8:58 pm EDT
ThuJun 19.
  • 72°F
  • 57°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 12mph W
  • Humidity: 82%
  • UV index: 5
  • Precip. probability: 70%
  • Precipitation: 0.31"
  • 5:46 am 8:58 pm EDT
FriJun 20.
  • 81°F
  • 63°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph W
  • Humidity: 68%
  • UV index: 9
  • Precip. probability: 16%
  • Precipitation: 0"
  • 5:46 am 8:58 pm EDT
SatJun 21.
  • 86°F
  • 68°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph SSW
  • Humidity: 65%
  • UV index: 7
  • Precip. probability: 13%
  • Precipitation: 0"
  • 5:46 am 8:59 pm EDT
SunJun 22.
  • 91°F
  • 72°F
Sunny
Sunny
  • Wind: 8mph WSW
  • Humidity: 65%
  • UV index: 9
  • Precip. probability: 9%
  • Precipitation: 0"
  • 5:46 am 8:59 pm EDT
MonJun 23.
  • 93°F
  • 72°F
Sunny
Sunny
  • Wind: 7mph WSW
  • Humidity: 64%
  • UV index: 9
  • Precip. probability: 7%
  • Precipitation: 0"
  • 5:47 am 8:59 pm EDT
TueJun 24.
  • 91°F
  • 72°F
Mostly Sunny
Mostly Sunny
  • Wind: 6mph W
  • Humidity: 65%
  • UV index: 9
  • Precip. probability: 20%
  • Precipitation: 0"
  • 5:47 am 8:59 pm EDT
WedJun 25.
  • 88°F
  • 68°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 6mph WNW
  • Humidity: 72%
  • UV index: 8
  • Precip. probability: 42%
  • Precipitation: 0.12"
  • 5:47 am 8:59 pm EDT
ThuJun 26.
  • 82°F
  • 66°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 6mph SSW
  • Humidity: 77%
  • UV index: 7
  • Precip. probability: 41%
  • Precipitation: 0.2"
  • 5:48 am 8:59 pm EDT
FriJun 27.
  • 81°F
  • 64°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 8mph SW
  • Humidity: 81%
  • UV index: 8
  • Precip. probability: 46%
  • Precipitation: 0.28"
  • 5:48 am 8:59 pm EDT
Mixed conditions are forecasted for the coming ten days, and a mix of thunderstorm-prone, sun-filled, overcast and rain-filled weather is expected.
Rainfall is forecasted for Wednesday, Thursday, next Wednesday through next Friday.
Noticeable swings in temperature are expected across the forecast period. The temperature is expected to swing from 71.6°F up to 93.2°F, while the lowest night temperatures will vary also significantly, as the minimum temperature is expected to range between 57.2°F and 71.6°F.
Expect the hottest day on Monday, with temperatures peaking at 93.2°F; the lowest daytime temperature of the period will be reached on Thursday, peaking at 71.6°F.
Combining with the humidity, the maximum feel-like temperature may increase substantially and range between 71.6°F and a torridly hot 111.2°F.
Updated: Jun 18, 2025 @ 09:13:31 UTC
Published by: Weather U.S. | About Us
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