Weather forecast for tomorrow
Portland, PA

Weather forecast for tomorrow

Saturday, May 31.

PM Thunderstorms
5:29 am

8:26 pm
EDT
PM Thunderstorms
64°F / 46°F
  • Wind: 12mph WNW
  • Humidity: 75%
  • Precip. probability: 43%
  • Precipitation: 0.28"
  • UV index: 7
Tomorrow, on Saturday, May 31, brief but strong thunderstorms are expected during the afternoon hours.
The likelihood of rainfall is low, and light precipitation is anticipated. Forecasted temperatures will peak at a comfortable 64.4°F and dip to a minimum of a chilly 46.4°F.
The forecasted temperature is slightly cooler than May's regular maximum of 68.5°F.
Sunrise will be at 5:29 am and sunset at 8:26 pm; tomorrow's daylight will last for 14h and 58min.

Frequently asked questions

What is the weather forecast for Portland for tomorrow?
Tomorrow, storm clouds will develop in the afternoon, bringing thunder and rain.
Will it rain tomorrow?
Light precipitation of 0.28" is forecasted. The likelihood of rainfall is 43%.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature will be 64.4°F, while the lowest temperature will be 46.4°F.
The highest temperature tomorrow will be a few degrees lower than the average maximum temperature in May. Tomorrow, the lowest temperature will be in line with the average low temperature.
What time are sunrise and sunset tomorrow?
On Saturday, in Portland, sunrise will be at 5:29 am and sunset at 8:26 pm (EDT).
How long will the day be tomorrow?
In Portland, the length of the day tomorrow will be 14h and 58min.

Hourly weather forecast

12 am
  • 61°F
  • Feels like:
    61°F
Rain
Rain
  • Wind: 4mph NNW
  • Pressure: 29.35"Hg
  • Humidity: 90%
  • Precip. probability: 100%
  • Precipitation: 0.31"
  • Visibility: 2mi
2 am
  • 59°F
  • Feels like:
    59°F
Thunderstorms
Thunderstorms
  • Wind: 7mph N
  • Pressure: 29.26"Hg
  • Humidity: 93%
  • Precip. probability: 76%
  • Precipitation: 0.2"
  • Visibility: 2mi
4 am
  • 57°F
  • Feels like:
    55°F
Rain
Rain
  • Wind: 9mph NNW
  • Pressure: 29.21"Hg
  • Humidity: 93%
  • Precip. probability: 73%
  • Precipitation: 0.08"
  • Visibility: 4mi
Sunrise: 5:29 am
6 am
  • 55°F
  • Feels like:
    54°F
Rain
Rain
  • Wind: 9mph NW
  • Pressure: 29.23"Hg
  • Humidity: 91%
  • Precip. probability: 86%
  • Precipitation: 0.08"
  • Visibility: 4mi
8 am
  • 57°F
  • Feels like:
    55°F
Cloudy
Cloudy
  • Wind: 9mph WNW
  • Pressure: 29.26"Hg
  • Humidity: 88%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 9mi
10 am
  • 61°F
  • Feels like:
    59°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 11mph WNW
  • Pressure: 29.26"Hg
  • Humidity: 78%
  • Precip. probability: 19%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 64°F
  • Feels like:
    63°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 12mph WNW
  • Pressure: 29.29"Hg
  • Humidity: 70%
  • Precip. probability: 18%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 63°F
  • Feels like:
    61°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 11mph WNW
  • Pressure: 29.32"Hg
  • Humidity: 73%
  • Precip. probability: 36%
  • Precipitation: 0.16"
  • Visibility: 7mi
4 pm
  • 61°F
  • Feels like:
    59°F
Cloudy
Cloudy
  • Wind: 12mph WNW
  • Pressure: 29.35"Hg
  • Humidity: 67%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 59°F
  • Feels like:
    57°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 12mph NW
  • Pressure: 29.41"Hg
  • Humidity: 67%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 55°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph NW
  • Pressure: 29.47"Hg
  • Humidity: 68%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:26 pm
10 pm
  • 52°F
  • Feels like:
    50°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph NW
  • Pressure: 29.53"Hg
  • Humidity: 67%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, a combination of dull, rainy and lightning-active weather is anticipated.
Rainfall is anticipated from 12 am to 7 am, and from 1 pm to 3 pm. With moderate precipitation of 0.31", most rainfall is expected at 12 am.
The temperature will vary between the lowest temperature of 51.8°F and the highest temperature of 64.4°F. The warmest part of the day is anticipated around noon.
The highest temperature will be relatively lower than May's average maximum of 68.5°F. The minimum temperature will be also in line with May's average low of 49.1°F.
Updated: May 30, 2025 @ 19:40:53 UTC
Published by: Weather Atlas | About Us
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