Weather forecast for 10 days
Harrow, PA

Weather forecast for the weekend

Saturday, Jun 21.

Partly Cloudy
5:28 am

8:36 pm
EDT
Partly Cloudy
90°F / 70°F
  • Wind: 7mph W
  • Humidity: 59%
  • Precip. probability: 6%
  • Precipitation: 0"
  • UV index: 9
On Saturday, June 21, clouds and sunshine will alternate throughout the day.
Rain is not forecasted. The temperature will fluctuate from a high of a hot 89.6°F to a low of an agreeable 69.8°F.
The weather on Saturday is hotter, with a maximum expected near 83.8°F - more like July than June.
Sunrise will be at 5:28 am and sunset at 8:36 pm; the daylight will last for 15h and 7min.

Sunday, Jun 22.

Partly Cloudy
5:29 am

8:36 pm
EDT
Partly Cloudy
93°F / 73°F
  • Wind: 7mph W
  • Humidity: 60%
  • Precip. probability: 24%
  • Precipitation: 0"
  • UV index: 8
On Sunday, June 22, scattered clouds may briefly filter the sunlight, but it will remain bright overall.
Rain is not anticipated. The temperature will vary between a maximum of a tropical 93.2°F and a minimum of a temperate 73.4°F.
The temperature will be higher and more consistent with July's average high of 83.8°F than with June's usual.
Sunrise will be at 5:29 am and sunset at 8:36 pm; the daylight will last for 15h and 7min.

Frequently asked questions

What is the weather forecast for Harrow for Saturday?
On Saturday, partly cloudy skies will persist, making for a mix of sun and clouds.
Will it rain on Saturday?
No, it will not rain on Saturday.
What will be the highest temperature on Saturday?
On Saturday, the maximum temperature will be 89.6°F, while the minimum temperature will be 69.8°F.
What is the weather forecast for Harrow for Sunday?
On Sunday, sunlight and clouds will take turns dominating the sky.
Will it rain on Sunday?
No, it will not rain on Sunday.
What will be the highest temperature on Sunday?
On Sunday, the maximum temperature will be 93.2°F, while the minimum temperature will be 73.4°F.
What is the weather forecast for Harrow for the next ten days?
In Harrow, a combination of lightning-active, mostly clear and dull weather is expected for the next ten days.
Will it rain in the next ten days?
Rain is predicted for Wednesday, Thursday, next Thursday and Friday in Harrow. With moderate precipitation of 0.43", Wednesday will be the day with the most rainfall.
How hot will it be in the next ten days in Harrow?
The maximum temperature will vary between 84.2°F and 96.8°F, as the minimum temperature will range between 62.6°F and 75.2°F.
Combining with the humidity, the maximum feel-like temperature will vary between 87.8°F and 116.6°F.
What will be the hottest and the coldest days?
The hottest days will be Monday and Tuesday, with a maximum of 96.8°F. With a maximum temperature of 84.2°F, Friday will be the coldest day.

Long-term weather forecast

WedJun 18.
  • min.
  • 68°F
Thunderstorms Early
Thunderstorms Early
  • Wind: 3mph SW
  • Humidity: 92%
  • UV index: 0
  • Precip. probability: 89%
  • Precipitation: 0.43"
  • 5:28 am 8:35 pm EDT
ThuJun 19.
  • 90°F
  • 63°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 11mph SW
  • Humidity: 72%
  • UV index: 9
  • Precip. probability: 32%
  • Precipitation: 0.16"
  • 5:28 am 8:35 pm EDT
FriJun 20.
  • 84°F
  • 66°F
Sunny
Sunny
  • Wind: 9mph W
  • Humidity: 57%
  • UV index: 9
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:28 am 8:36 pm EDT
SatJun 21.
  • 90°F
  • 70°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph W
  • Humidity: 59%
  • UV index: 9
  • Precip. probability: 6%
  • Precipitation: 0"
  • 5:28 am 8:36 pm EDT
SunJun 22.
  • 93°F
  • 73°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph W
  • Humidity: 60%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:29 am 8:36 pm EDT
MonJun 23.
  • 97°F
  • 75°F
Mostly Sunny
Mostly Sunny
  • Wind: 5mph WNW
  • Humidity: 58%
  • UV index: 9
  • Precip. probability: 6%
  • Precipitation: 0"
  • 5:29 am 8:36 pm EDT
TueJun 24.
  • 97°F
  • 75°F
Sunny
Sunny
  • Wind: 6mph WNW
  • Humidity: 56%
  • UV index: 9
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:29 am 8:36 pm EDT
WedJun 25.
  • 93°F
  • 72°F
Mostly Sunny
Mostly Sunny
  • Wind: 5mph NW
  • Humidity: 58%
  • UV index: 9
  • Precip. probability: 20%
  • Precipitation: 0"
  • 5:30 am 8:36 pm EDT
ThuJun 26.
  • 91°F
  • 68°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 6mph SW
  • Humidity: 64%
  • UV index: 9
  • Precip. probability: 43%
  • Precipitation: 0.16"
  • 5:30 am 8:36 pm EDT
FriJun 27.
  • 86°F
  • 68°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 6mph SW
  • Humidity: 69%
  • UV index: 9
  • Precip. probability: 40%
  • Precipitation: 0.08"
  • 5:30 am 8:36 pm EDT
Models point to a combination of stormy, sunny and cloudy weather is anticipated.
Rain is predicted for Wednesday, Thursday, next Thursday and Friday.
Temperature variation will be noticeable throughout the forecast window. Highs will range from 84.2°F to 96.8°F, while the nightly low temperatures will show also a considerable swing, as the lowest temperatures will be recorded between 62.6°F and 75.2°F.
The hottest days will be Monday and Tuesday, with a maximum of 96.8°F; expect the coldest day on Friday with a high of 84.2°F.
Taking the humidity into consideration, the maximum feel-like temperature may increase significantly and range between a hot 87.8°F and a searing 116.6°F.
Updated: Jun 18, 2025 @ 21:47:28 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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