Weather Tomorrow

Weather Tomorrow in South Portland, ME

Tuesday, August 25, 2026

80°Low 60°FColdHot
Clear

Precip chance

20%

Wind

0-10 mph

Humidity

73%

Feels like

78–62°F

Rain forecast

Low chance of precipitation. Highest risk around 12 AM (20%).

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

Tomorrow by Hour

60°Temperature trend80°
TimeTempConditionRain %Wind
4 AM66°FPartly Cloudy
0%
5 mph SW
5 AM65°FPartly Cloudy
0%
0 mph
6 AM64°FPartly Cloudy
1%
0 mph
7 AM62°FMostly Clear
1%
0 mph
8 AM61°FPartly Cloudy
1%
0 mph
9 AM61°FMostly Clear
1%
0 mph
10 AM60°FSunny
1%
0 mph
11 AM62°FSunny
1%
5 mph W
12 PM65°FSunny
1%
5 mph W
1 PM67°FSunny
1%
5 mph SW
2 PM72°FSunny
1%
5 mph SW
3 PM76°FSunny
1%
5 mph SW
4 PM78°FSunny
1%
5 mph SW
5 PM78°FSunny
2%
10 mph S
6 PM78°FMostly Sunny
6%
10 mph S
7 PM80°FMostly Sunny
8%
10 mph SW
8 PM77°FMostly Sunny
10%
10 mph SW
9 PM77°FMostly Sunny
10%
10 mph SW
10 PM76°FPartly Cloudy
11%
5 mph SW
11 PM73°FSlight Chance Rain Showers
17%
5 mph W
12 AM71°FSlight Chance Rain Showers
20%
5 mph W
1 AM69°FPartly Cloudy
4%
5 mph W
2 AM68°FMostly Clear
7%
5 mph NW
3 AM67°FMostly Clear
0%
5 mph NW

Precipitation Timeline

100%
50%
4a10a4p10p
<20%20-50%50-70%>70%

What to Wear Tomorrow

Hot — wear breathable, light clothing

Clothing

  • Light t-shirt or tank top
  • Shorts or light skirt
  • Hat for sun protection

Footwear

Sandals or breathable sneakers

Accessories

  • Sunglasses

Conditions

High: 80°F

Low: 60°F

Wind: 0-10 mph

Rain: 20%

Enjoy your day!

Best Time to Be Outside Tomorrow

1 PM – 2 PM97

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

4a10a4p10p

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Frequently Asked Questions

What is the weather forecast for tomorrow in South Portland, ME?
Tomorrow in South Portland: High of 80°F, Low of 60°F. Clear with 20% chance of precipitation. Wind 0-10 mph.
Will it rain tomorrow in South Portland?
Low chance of precipitation. Highest risk around 12 AM (20%).
What should I wear tomorrow in South Portland?
With a high of 80°F and low of 60°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.