Weather forecast for 10 daysPortville, NY

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 61°F
  • 32°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphWSW 239°
  • Humidity: 40%
  • UV index: 4
  • Sunrise: 7:29 am EDT
  • Sunset: 6:27 pm EDT
  • ▼
Today, in Portville, skies will stay clear and sunny.
Day and night temperatures will contrast sharply, from a maximum of a breezy 60.8°F to a minimum of a cold 32°F.
Today's temperature peak is set to be a few degrees higher than the typical October high of 56.7°F.
Sunrise was at 7:29 am and sunset will be at 6:27 pm; the daylight will last for 10h and 58min.

10-day overview

Daily temperatures

Maximum temperature: 66°C.
Coldest day: Friday 57°C.

Chance of precipitation

Highest chance: Tuesday 20%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 61°F
  • 32°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphWSW 239°
  • Humidity: 40%
  • UV index: 4
  • Sunrise: 7:29 am EDT
  • Sunset: 6:27 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 3mphW 267°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:30 am EDT
  • Sunset: 6:25 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 64°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 8mphNNE 24°
  • Humidity: 69%
  • UV index: 4
  • Sunrise: 7:31 am EDT
  • Sunset: 6:24 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 64°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 5mphNE 41°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:33 am EDT
  • Sunset: 6:22 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 63°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 8mphN 351°
  • Humidity: 68%
  • UV index: 4
  • Sunrise: 7:34 am EDT
  • Sunset: 6:21 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 57°F
  • 28°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 7mphNNE 33°
  • Humidity: 61%
  • UV index: 4
  • Sunrise: 7:35 am EDT
  • Sunset: 6:19 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 61°F
  • 30°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 4mphESE 123°
  • Humidity: 56%
  • UV index: 3
  • Sunrise: 7:36 am EDT
  • Sunset: 6:18 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 63°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphSW 235°
  • Humidity: 58%
  • UV index: 3
  • Sunrise: 7:37 am EDT
  • Sunset: 6:16 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 66°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 6mphWNW 296°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 7:39 am EDT
  • Sunset: 6:15 pm EDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 61°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 7mphN 1°
  • Humidity: 66%
  • UV index: 3
  • Sunrise: 7:40 am EDT
  • Sunset: 6:14 pm EDT
  • ▼
In the days ahead, a combination of sunny and dull weather is predicted.
Rain is not forecasted in Portville in the upcoming period.
In the upcoming period, the highest temperature will range between 57.2°F and 66.2°F, while the lowest night temperatures will vary significantly, as the minimum temperature is expected to range between 28.4°F and 41°F.
With a maximum temperature of 66.2°F, Monday and next Monday will be the warmest days; expect the coldest day on Friday with a high of 57.2°F.
Updated: Oct 18, 2026 @ 16:48:55 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, expect bright skies and plenty of sunshine.

Today, the highest temperature will be 60.8°F, while the lowest temperature will be 32°F.
Today, the maximum temperature will be a few degrees higher than the average highest temperature in October. The lowest temperature today will be notably lower than the average low of 41.2°F.

On Sunday, in Portville, sunrise was at 7:29 am and sunset will be at 6:27 pm (EDT).

Today, the daylight will last for 10h and 58min.