Weather forecast for 10 daysChester, PA

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 55°F
  • 39°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 19mphN 354°
  • Humidity: 49%
  • UV index: 3
  • Sunrise: 7:14 am EDT
  • Sunset: 6:19 pm EDT
  • ▼
On Saturday, in Chester, gray skies will define the day.
Temperature fluctuations between a moderate 55.4°F and a wintry 39.2°F are expected.
Today, a maximum of 55.4°F is expected - more characteristic of November than of October.
Sunrise was at 7:14 am and sunset will be at 6:19 pm; the daylight will last for 11h and 5min.

Sunday Oct 18, 2026

  • 61°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphNNE 27°
  • Humidity: 43%
  • UV index: 4
  • Sunrise: 7:15 am EDT
  • Sunset: 6:17 pm EDT
  • ▼
Tomorrow, on Sunday, conditions remain stable and sunny, with little cloud presence.
The maximum temperature will be a breezy 60.8°F, while the minimum temperature will be a frosty 42.8°F.
Tomorrow, the expected high temperature will be moderately lower than the average October peak of 64.9°F.
Sunrise will be at 7:15 am and sunset at 6:17 pm; tomorrow's daylight will last for 11h and 3min.

10-day overview

Daily temperatures

Warmest day: Tuesday 72°C.
Coldest day: today 55°C.

Chance of precipitation

Highest chance: Saturday 24.10. 32%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 55°F
  • 39°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 19mphN 354°
  • Humidity: 49%
  • UV index: 3
  • Sunrise: 7:14 am EDT
  • Sunset: 6:19 pm EDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 61°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphNNE 27°
  • Humidity: 43%
  • UV index: 4
  • Sunrise: 7:15 am EDT
  • Sunset: 6:17 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 50°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 12mphNNE 22°
  • Humidity: 48%
  • UV index: 4
  • Sunrise: 7:16 am EDT
  • Sunset: 6:16 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 72°F
  • 50°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 13mphNNE 16°
  • Humidity: 41%
  • UV index: 4
  • Sunrise: 7:17 am EDT
  • Sunset: 6:15 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 66°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 14mphNNE 29°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:18 am EDT
  • Sunset: 6:13 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 64°F
  • 50°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 19%
  • Precipitation: 0"
  • Wind: 12mphN 8°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:19 am EDT
  • Sunset: 6:12 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 63°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 23%
  • Precipitation: 0.04"
  • Wind: 12mphNNE 18°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:20 am EDT
  • Sunset: 6:10 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 63°F
  • 48°F
PM Showers
PM Showers
  • Precip. probability: 32%
  • Precipitation: 0.04"
  • Wind: 11mphNNE 26°
  • Humidity: 63%
  • UV index: 4
  • Sunrise: 7:21 am EDT
  • Sunset: 6:09 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 64°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 11mphNNE 21°
  • Humidity: 70%
  • UV index: 4
  • Sunrise: 7:22 am EDT
  • Sunset: 6:08 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 68°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 11mphN 358°
  • Humidity: 71%
  • UV index: 4
  • Sunrise: 7:23 am EDT
  • Sunset: 6:06 pm EDT
  • ▼
For the next ten days, a combination of mostly clear, dull and showery weather is anticipated.
With minimal precipitation of 0.04", rainfall is forecasted for Friday and next Saturday.
Noticeable swings in temperature are expected over the next several days. Highs will range from 55.4°F to 71.6°F, while the lowest nightly temperature differences will be also quite pronounced, as the minimum temperature is expected to range between 39.2°F and 51.8°F.
Expect the warmest day on Tuesday, with temperatures peaking at 71.6°F; today is the coldest day, with a maximum temperature of 55.4°F.
Updated: Oct 17, 2026 @ 13:28:36 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, widespread cloud cover will remain in place.

Today, the highest temperature will be 55.4°F, while the lowest temperature will be 39.2°F.
The maximum temperature will be noticeably lower than the average highest temperature of 64.9°F in October. The lowest temperature today will be also uncommonly lower than the average low of 50.7°F.

On Saturday, in Chester, sunrise was at 7:14 am and sunset will be at 6:19 pm (EDT).

In Chester, today, there will be 11h and 5min of daylight.

On Sunday, in Chester, sunshine and minimal clouds are in the outlook.

Tomorrow, the maximum temperature in Chester will be 60.8°F, while the minimum temperature will be 42.8°F.
Tomorrow, the highest temperature will be relatively lower than the average maximum temperature in October. The lowest temperature will be also relatively lower than the average low of 50.7°F.

On Sunday, in Chester, sunrise will be at 7:15 am and sunset at 6:17 pm (EDT).

In Chester, tomorrow, there will be 11h and 3min of daylight.