See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:27
Sunrise
18:44
Sunset
Moon
Waxing Crescent
11:25
Moonrise
20:07
Moonset
Daily Forecast
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Air Quality Data Available
Upgrade to access real-time air quality data for South Portland Gardens.
Resources
UV Index
Humidity
Weather in South Portland Gardens today, September 15, 2026
Expect a mostly clear day in South Portland Gardens on September 15, 2026, with sunshine dominating from morning through evening. Cloud should stay limited, so the overall feel remains bright and settled. The opening hours look fair, as cloud stays near 0% around 06:00. Morning errands should face fewer weather interruptions.
The day peaks near 21°C and cools toward 7°C. Moisture in the air spans 39%-88%, with the highest values around 22:00. A lighter breeze peaks around 16:00 near 4.1 km/h.
Expect persistent cloud later on, with amounts around 100% by 16:00. Sunshine remains the exception, not the rule. Views remain open at about 16.1 km. Expect sunrise at 06:27, sunset at 18:44, and 12 hours 16 minutes of sunlight today overall.
Overall, South Portland Gardens on September 15, 2026 favours outdoor plans under mostly open skies, with a comfortable high near 21°C.
Frequently asked questions about weather in South Portland Gardens
How warm does it get in South Portland Gardens?
The warmest month in South Portland Gardens is July, with average high temperatures of 23°C. The average temperature during this period is around 20°C.
How cold does it get in South Portland Gardens?
The coldest month in South Portland Gardens is January, with average low temperatures of -5°C. The average temperature during this period is around -2°C.
What is the wettest time of year in South Portland Gardens?
The wettest month in South Portland Gardens is December, with an average of 147mm of precipitation.
What is the driest time of year in South Portland Gardens?
The driest month in South Portland Gardens is September, with an average of 76mm of precipitation.
Explore more weather forecasts
- Portland, Maine
- New York City, New York
- South Portland, Maine
- Los Angeles, California
- Westbrook, Maine
- Brooklyn, New York
- West Scarborough, Maine
- Chicago, Illinois
- Saco, Maine
- Houston, Texas
- Biddeford, Maine
- Queens, New York
- Wells Beach Station, Maine
- Phoenix, Arizona
- Brunswick, Maine
- Philadelphia, Pennsylvania