Weather Tomorrow

Weather Tomorrow in South Portland, ME

Thursday, July 9, 2026

82°Low 66°FColdHot
Clear

Precip chance

18%

Wind

5-10 mph

Humidity

76%

Feels like

80–68°F

Rain forecast

Low chance of precipitation. Highest risk around 12 AM (18%).

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

Tomorrow by Hour

66°Temperature trend82°
TimeTempConditionRain %Wind
4 AM67°FMostly Clear
0%
5 mph SW
5 AM66°FMostly Clear
0%
5 mph SW
6 AM67°FMostly Clear
0%
5 mph SW
7 AM67°FMostly Clear
0%
5 mph SW
8 AM66°FMostly Clear
0%
5 mph W
9 AM67°FMostly Clear
0%
5 mph W
10 AM68°FSunny
0%
5 mph W
11 AM72°FSunny
0%
5 mph W
12 PM71°FMostly Sunny
0%
5 mph W
1 PM75°FSunny
0%
5 mph W
2 PM77°FSunny
0%
5 mph SW
3 PM80°FSunny
0%
5 mph SW
4 PM81°FSunny
0%
5 mph SW
5 PM81°FSunny
1%
10 mph SW
6 PM82°FMostly Sunny
3%
10 mph S
7 PM82°FMostly Sunny
4%
10 mph S
8 PM81°FMostly Sunny
10%
10 mph S
9 PM80°FSlight Chance Showers And Thunderstorms
16%
10 mph S
10 PM79°FSlight Chance Showers And Thunderstorms
17%
10 mph S
11 PM78°FSlight Chance Showers And Thunderstorms
17%
10 mph S
12 AM76°FSlight Chance Showers And Thunderstorms
18%
5 mph S
1 AM81°FSlight Chance Showers And Thunderstorms
16%
5 mph SW
2 AM80°FMostly Cloudy
14%
5 mph SW
3 AM78°FMostly Cloudy
12%
5 mph SW

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
  • Sunscreen

Conditions

High: 82°F

Low: 66°F

Wind: 5-10 mph

Rain: 18%

Enjoy your day!

Best Time to Be Outside Tomorrow

11 AM – 12 PM99

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

4a10a4p10p

More for South Portland, ME

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Frequently Asked Questions

What is the weather forecast for tomorrow in South Portland, ME?
Tomorrow in South Portland: High of 82°F, Low of 66°F. Clear with 18% chance of precipitation. Wind 5-10 mph.
Will it rain tomorrow in South Portland?
Low chance of precipitation. Highest risk around 12 AM (18%).
What should I wear tomorrow in South Portland?
With a high of 82°F and low of 66°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.