Weather Tomorrow in South Portland, ME
Thursday, July 9, 2026
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°
| Time | Temp | Condition | Rain % | Wind | ||
|---|---|---|---|---|---|---|
| 4 AM☽ | 67°F | Mostly Clear | 0% | 5 mph SW | ||
| 5 AM☽ | 66°F | Mostly Clear | 0% | 5 mph SW | ||
| 6 AM☽ | 67°F | Mostly Clear | 0% | 5 mph SW | ||
| 7 AM☽ | 67°F | Mostly Clear | 0% | 5 mph SW | ||
| 8 AM☽ | 66°F | Mostly Clear | 0% | 5 mph W | ||
| 9 AM☽ | 67°F | Mostly Clear | 0% | 5 mph W | ||
| 10 AM | 68°F | Sunny | 0% | 5 mph W | ||
| 11 AM | 72°F | Sunny | 0% | 5 mph W | ||
| 12 PM | 71°F | Mostly Sunny | 0% | 5 mph W | ||
| 1 PM | 75°F | Sunny | 0% | 5 mph W | ||
| 2 PM | 77°F | Sunny | 0% | 5 mph SW | ||
| 3 PM | 80°F | Sunny | 0% | 5 mph SW | ||
| 4 PM | 81°F | Sunny | 0% | 5 mph SW | ||
| 5 PM | 81°F | Sunny | 1% | 10 mph SW | ||
| 6 PM | 82°F | Mostly Sunny | 3% | 10 mph S | ||
| 7 PM | 82°F | Mostly Sunny | 4% | 10 mph S | ||
| 8 PM | 81°F | Mostly Sunny | 10% | 10 mph S | ||
| 9 PM | 80°F | Slight Chance Showers And Thunderstorms | 16% | 10 mph S | ||
| 10 PM☽ | 79°F | Slight Chance Showers And Thunderstorms | 17% | 10 mph S | ||
| 11 PM☽ | 78°F | Slight Chance Showers And Thunderstorms | 17% | 10 mph S | ||
| 12 AM☽ | 76°F | Slight Chance Showers And Thunderstorms | 18% | 5 mph S | ||
| 1 AM☽ | 81°F | Slight Chance Showers And Thunderstorms | 16% | 5 mph SW | ||
| 2 AM☽ | 80°F | Mostly Cloudy | 14% | 5 mph SW | ||
| 3 AM☽ | 78°F | Mostly 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 PM
Excellent conditions for outdoor activities (dry, comfortable temp, light wind, daylight)
4a10a4p10p
More for South Portland, ME
- Will it rain tomorrow in South Portland?
- What time will it rain tomorrow in South Portland?
- Weather tomorrow by hour in South Portland
- Heat index tomorrow by zip code near South Portland
- Dew point tomorrow by zip code near South Portland
- Wind chill tomorrow by zip code near South Portland
- Snow forecast tomorrow by zip code near South Portland
- What to wear tomorrow in South Portland
- Best time to be outside tomorrow in South Portland
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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.