Weather forecast for 10 days
Duncannon, PA

Weather forecast for the weekend

Saturday, Jun 21.

Partly Cloudy
5:36 am

8:43 pm
EDT
Partly Cloudy
90°F / 70°F
  • Wind: 7mph SW
  • Humidity: 56%
  • Precip. probability: 5%
  • Precipitation: 0"
  • UV index: 9
On Saturday, June 21, sunny moments will alternate with patchy cloud cover.
Rain is not forecasted. The maximum temperature will be a blazing 89.6°F, while the minimum temperature will be a pleasant 69.8°F.
An unusual hotter pattern is expected, as the day’s high matches July's typical max of 83.7°F.
Sunrise will be at 5:36 am and sunset at 8:43 pm; the daylight will last for 15h and 7min.

Sunday, Jun 22.

Mostly Sunny
5:36 am

8:43 pm
EDT
Mostly Sunny
95°F / 73°F
  • Wind: 7mph W
  • Humidity: 58%
  • Precip. probability: 11%
  • Precipitation: 0"
  • UV index: 9
On Sunday, in Duncannon, blue skies and warm sunshine will define the conditions.
Rain is not expected. Temperatures will oscillate between a sizzling 95°F at their highest and a warm 73.4°F at their lowest.
It will be hotter, as the maximum temperature reflects July's norm of 83.7°F instead of June's.
Sunrise will be at 5:36 am and sunset at 8:43 pm; the daylight will last for 15h and 7min.

Frequently asked questions

What is the weather forecast for Duncannon for Saturday?
On Saturday, sunny moments will alternate with patchy cloud cover.
Will it rain on Saturday?
No, it will not rain on Saturday.
What will be the maximum 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 Duncannon for Sunday?
On Sunday, in Duncannon, dry and sunny weather is expected throughout the day.
Will it rain on Sunday?
No, it will not rain on Sunday.
What will be the highest temperature on Sunday in Duncannon?
On Sunday, the maximum temperature will be 95°F, while the minimum temperature will be 73.4°F.
What is the weather forecast for Duncannon for the next ten days?
In Duncannon, a combination of bright, thunderstorm-prone and cloud-filled weather is forecasted for the next ten days.
Will it rain in the next ten days?
Rain is anticipated on Wednesday, Thursday, next Thursday and Friday in Duncannon. Wednesday, with light precipitation of 0.2", will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will range between 80.6°F and 98.6°F, as the minimum temperature will vary between 62.6°F and 75.2°F.
Taking the humidity into consideration, the maximum feel-like temperature will vary between 86°F and 118.4°F.
What will be the hottest and the coldest days?
Tuesday will be the hottest day, with a maximum temperature of 98.6°F. Today is the coldest day, with a maximum temperature of 80.6°F.

Long-term weather forecast

WedJun 18.
  • 81°F
  • 70°F
Thunderstorms
Thunderstorms
  • Wind: 6mph SW
  • Humidity: 86%
  • UV index: 7
  • Precip. probability: 64%
  • Precipitation: 0.2"
  • 5:36 am 8:42 pm EDT
ThuJun 19.
  • 84°F
  • 63°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 12mph SW
  • Humidity: 69%
  • UV index: 8
  • Precip. probability: 51%
  • Precipitation: 0.12"
  • 5:36 am 8:42 pm EDT
FriJun 20.
  • 86°F
  • 64°F
Mostly Sunny
Mostly Sunny
  • Wind: 9mph WNW
  • Humidity: 57%
  • UV index: 9
  • Precip. probability: 7%
  • Precipitation: 0"
  • 5:36 am 8:43 pm EDT
SatJun 21.
  • 90°F
  • 70°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SW
  • Humidity: 56%
  • UV index: 9
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:36 am 8:43 pm EDT
SunJun 22.
  • 95°F
  • 73°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph W
  • Humidity: 58%
  • UV index: 9
  • Precip. probability: 11%
  • Precipitation: 0"
  • 5:36 am 8:43 pm EDT
MonJun 23.
  • 97°F
  • 75°F
Sunny
Sunny
  • Wind: 6mph WNW
  • Humidity: 58%
  • UV index: 9
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:37 am 8:43 pm EDT
TueJun 24.
  • 99°F
  • 75°F
Sunny
Sunny
  • Wind: 6mph WNW
  • Humidity: 55%
  • UV index: 9
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:37 am 8:43 pm EDT
WedJun 25.
  • 95°F
  • 72°F
Mostly Sunny
Mostly Sunny
  • Wind: 6mph WNW
  • Humidity: 58%
  • UV index: 9
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:37 am 8:43 pm EDT
ThuJun 26.
  • 86°F
  • 70°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 6mph ESE
  • Humidity: 67%
  • UV index: 9
  • Precip. probability: 33%
  • Precipitation: 0.16"
  • 5:38 am 8:43 pm EDT
FriJun 27.
  • 82°F
  • 68°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 7mph SSW
  • Humidity: 69%
  • UV index: 9
  • Precip. probability: 40%
  • Precipitation: 0.12"
  • 5:38 am 8:44 pm EDT
Over the next ten days, a mix of sunny, storm-filled and cloudy weather is expected.
Rain is expected on Wednesday, Thursday, next Thursday and Friday.
Temperature variation will be noticeable across the forecast period. The temperature is expected to swing from 80.6°F up to 98.6°F, while the fluctuation in night temperatures will be also significant, as the overnight lows will vary from 62.6°F to 75.2°F.
The hottest day will be Tuesday, with a maximum of 98.6°F; today is the coldest day, with a maximum temperature of 80.6°F.
Combining with the humidity, the maximum feel-like temperature may increase significantly and vary between a humid 86°F and a dangerously hot 118.4°F.
Updated: Jun 18, 2025 @ 08:07:53 UTC
Published by: Weather U.S. | About Us
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