Weather forecast for 10 daysPetersburg, NY

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 57°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphWSW 253°
  • Humidity: 47%
  • UV index: 4
  • Sunrise: 7:10 am EDT
  • Sunset: 6:06 pm EDT
  • ▼
On Sunday, in Petersburg, sunny skies are in store, with excellent visibility.
A temperature range of a mild 57.2°F to a wintry 35.6°F is forecasted.
Expect the maximum temperature to remain consistent with the typical October high of 55.9°F.
Sunrise was at 7:10 am and sunset will be at 6:06 pm; the daylight will last for 10h and 56min.

10-day overview

Daily temperatures

Warmest day: tomorrow 64°C.
Coldest day: Friday 54°C.

Chance of precipitation

Highest chance: Tuesday 20%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 57°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphWSW 253°
  • Humidity: 47%
  • UV index: 4
  • Sunrise: 7:10 am EDT
  • Sunset: 6:06 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 64°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 3mphWNW 303°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:11 am EDT
  • Sunset: 6:04 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 63°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 9mphN 351°
  • Humidity: 65%
  • UV index: 4
  • Sunrise: 7:12 am EDT
  • Sunset: 6:03 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 59°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 6mphNE 38°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 7:14 am EDT
  • Sunset: 6:01 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 59°F
  • 36°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 8mphNNW 348°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 7:15 am EDT
  • Sunset: 6:00 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 54°F
  • 28°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 9mphN 354°
  • Humidity: 56%
  • UV index: 3
  • Sunrise: 7:16 am EDT
  • Sunset: 5:58 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 57°F
  • 32°F
Sunny
Sunny
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 5mphN 353°
  • Humidity: 56%
  • UV index: 3
  • Sunrise: 7:17 am EDT
  • Sunset: 5:57 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 59°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 5mphW 266°
  • Humidity: 53%
  • UV index: 3
  • Sunrise: 7:18 am EDT
  • Sunset: 5:55 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 61°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 6mphWNW 295°
  • Humidity: 60%
  • UV index: 3
  • Sunrise: 7:20 am EDT
  • Sunset: 5:54 pm EDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 55°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphNW 326°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 7:21 am EDT
  • Sunset: 5:52 pm EDT
  • ▼
Throughout the next ten days, a combination of mostly clear and overcast weather is forecasted.
Rainfall is not anticipated in Petersburg in the upcoming period.
In the coming days, the maximum temperature will vary between 53.6°F and 64.4°F, while nighttime temperatures are expected to vary from 28.4°F to 39.2°F.
Monday is expected to be the warmest, reaching up to 64.4°F; with the highest temperature of 53.6°F, Friday will be the coldest day.
Updated: Oct 18, 2026 @ 17:29:53 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, a sun-drenched sky is anticipated.

Today, the maximum temperature will be 57.2°F, while the minimum temperature will be 35.6°F.
Today, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature will be a few degrees lower than the average low of 41°F.

On Sunday, in Petersburg, sunrise was at 7:10 am and sunset will be at 6:06 pm (EDT).

In Petersburg, today, there will be 10h and 56min of daylight.