Weather forecast for 10 daysArrowhead Lake, PA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 57°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphNNW 340°
  • Humidity: 46%
  • UV index: 4
  • Sunrise: 7:17 am EDT
  • Sunset: 6:17 pm EDT
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Today, the forecast calls for abundant sunshine.
Temperatures are anticipated to range from a maximum of a moderate 57.2°F to a minimum of a cold 33.8°F.
Today's highest temperature is predicted to match the regular high for October at 58.1°F.
Sunrise will be at 7:17 am and sunset at 6:17 pm; the daylight will last for 11h and 0min.

10-day overview

Daily temperatures

Maximum temperature: 64°C.
Coldest period: Friday - Saturday 55°C.

Chance of precipitation

Highest chance: Saturday 8%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 57°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphNNW 340°
  • Humidity: 46%
  • UV index: 4
  • Sunrise: 7:17 am EDT
  • Sunset: 6:17 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 63°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphN 9°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:18 am EDT
  • Sunset: 6:15 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 64°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 11mphN 3°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:19 am EDT
  • Sunset: 6:14 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 61°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 9mphNNE 12°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:20 am EDT
  • Sunset: 6:12 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 61°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 12mphNNW 345°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:22 am EDT
  • Sunset: 6:11 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 55°F
  • 32°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 9mphN 1°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:23 am EDT
  • Sunset: 6:10 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 55°F
  • 32°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 6mphNE 53°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:24 am EDT
  • Sunset: 6:08 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 59°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphNW 306°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:25 am EDT
  • Sunset: 6:07 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 64°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 9mphNW 323°
  • Humidity: 55%
  • UV index: 3
  • Sunrise: 7:26 am EDT
  • Sunset: 6:05 pm EDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 61°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 11mphNNW 331°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 7:27 am EDT
  • Sunset: 6:04 pm EDT
  • ▼
During the upcoming ten-day period, primarily mostly clear and occasionally cloud-filled weather is expected.
Rain is not forecasted in Arrowhead Lake in the upcoming days.
In the upcoming days, the highest temperature will range between 55.4°F and 64.4°F, while the forecast minimum temperature falls between 32°F and 42.8°F.
The warmest days will be Tuesday and next Monday, with a maximum of 64.4°F; with a maximum temperature of 55.4°F, Friday and Saturday will be the coldest days.
Updated: Oct 18, 2026 @ 06:54:10 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, sunny and dry conditions are anticipated.

Today, the maximum temperature will be 57.2°F, while the minimum temperature will be 33.8°F.
The highest temperature today will be in line with the average maximum temperature in October. The lowest temperature will be significantly lower than the average low of 43.5°F.

On Sunday, in Arrowhead Lake, sunrise will be at 7:17 am and sunset at 6:17 pm (EDT).

In Arrowhead Lake, the length of the day today will be 11h and 0min.