Weather Tomorrow

Weather Tomorrow in Portland, ME

Saturday, September 12, 2026

66°Low 52°FColdHot
Clear

Precip chance

1%

Wind

0-10 mph

Humidity

74%

Feels like

64–54°F

Data source: National Weather Service (NOAA) · Updated just now

Tomorrow by Hour

52°Temperature trend66°
TimeTempConditionRain %Wind
4 AM57°FMostly Clear
0%
0 mph
5 AM55°FClear
0%
0 mph
6 AM54°FClear
0%
0 mph
7 AM53°FClear
0%
0 mph
8 AM53°FClear
0%
0 mph
9 AM52°FClear
0%
0 mph
10 AM52°FSunny
0%
0 mph
11 AM52°FSunny
0%
0 mph
12 PM56°FSunny
0%
0 mph
1 PM59°FSunny
0%
0 mph
2 PM62°FSunny
0%
5 mph S
3 PM64°FSunny
0%
5 mph S
4 PM64°FSunny
0%
10 mph S
5 PM65°FSunny
0%
10 mph S
6 PM64°FSunny
0%
10 mph S
7 PM66°FSunny
0%
10 mph S
8 PM64°FSunny
0%
10 mph S
9 PM63°FMostly Sunny
0%
10 mph S
10 PM63°FPartly Cloudy
0%
10 mph S
11 PM62°FMostly Cloudy
0%
10 mph S
12 AM61°FMostly Cloudy
0%
5 mph S
1 AM62°FMostly Cloudy
0%
5 mph S
2 AM62°FMostly Cloudy
1%
5 mph S
3 AM62°FMostly Cloudy
1%
5 mph S

Precipitation Timeline

No significant precipitation expected tomorrow.

What to Wear Tomorrow

Warm and comfortable — dress light

Clothing

  • T-shirt or light blouse
  • Shorts or light pants

Footwear

Comfortable shoes or sandals

Conditions

High: 66°F

Low: 52°F

Wind: 0-10 mph

Rain: 1%

Enjoy your day!

Best Time to Be Outside Tomorrow

2 PM – 3 PM93

Excellent conditions for outdoor activities (dry, comfortable temp, light wind, daylight)

4a10a4p10p

More for Portland, ME

Forecast by ZIP in Portland

More cities in Maine

Frequently Asked Questions

What is the weather forecast for tomorrow in Portland, ME?
Tomorrow in Portland: High of 66°F, Low of 52°F. Clear with 1% chance of precipitation. Wind 0-10 mph.
Will it rain tomorrow in Portland?
No significant precipitation expected tomorrow.
What should I wear tomorrow in Portland?
With a high of 66°F and low of 52°F, check our "What to Wear" section above for specific clothing recommendations based on temperature, wind, and precipitation.
How accurate is this forecast?
Our forecasts come directly from the National Weather Service (NOAA), which provides some of the most accurate weather predictions available. Tomorrow forecasts are generally 80-90% accurate, with accuracy decreasing the further out you look. Data is refreshed every 30 minutes.