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Weather in South Portland

October 18, 2026, 19:35
Clear
+9°C
Clear
Feels like: +7°C

Now in South Portland: clear, +9°C, feels like +7°C. No major precipitation expected, 0 mm; wind 4 m/s.

Precipitation map

Now in South Portland: clear, +9°C, feels like +7°C. No major precipitation expected, 0 mm; wind 4 m/s.

Weather in the next hours

19:00
Clear
+9°C
0%
20:00
Clear
+8°C
0%
21:00
Clear
+7°C
0%
22:00
Clear
+7°C
0%
23:00
Clear
+7°C
0%
00:00
Clear
+7°C
0%
01:00
Clear
+7°C
0%
02:00
Clear
+6°C
0%
03:00
Clear
+6°C
0%
04:00
Clear
+5°C
0%

Sea temperature

+13°C
Very cold water

Temperature range for cold-water and winter swimming.

Very cold Warm Hot

Data from NASA

Forecast for the next 10 hours

Today

Oct 18

19:00
Clear
+9°C
0%
4 m/s
66%
776
4 m/s
↑ S
mmHg

Clear

Feels like +7°C
Precipitation amount 0 mm
Humidity 66%
Cloud cover 0%
Pressure 776 mmHg
Visibility 16 km
UV index 0 points
20:00
Clear
+8°C
0%
4 m/s
70%
776
5 m/s
↑ S
mmHg

Clear

Feels like +6°C
Precipitation amount 0 mm
Humidity 70%
Cloud cover 0%
Pressure 776 mmHg
Visibility 16 km
UV index 0 points
21:00
Clear
+7°C
0%
4 m/s
73%
776
4 m/s
↑↗ SSW
mmHg

Clear

Feels like +5°C
Precipitation amount 0 mm
Humidity 73%
Cloud cover 0%
Pressure 776 mmHg
Visibility 16 km
UV index 0 points
22:00
Clear
+7°C
0%
4 m/s
74%
776
5 m/s
↑ S
mmHg

Clear

Feels like +5°C
Precipitation amount 0 mm
Humidity 74%
Cloud cover 0%
Pressure 776 mmHg
Visibility 16 km
UV index 0 points
23:00
Clear
+7°C
0%
4 m/s
75%
776
5 m/s
↑ S
mmHg

Clear

Feels like +5°C
Precipitation amount 0 mm
Humidity 75%
Cloud cover 0%
Pressure 776 mmHg
Visibility 16 km
UV index 0 points
Hour
Temp
Feels like
Rain chance
Wind
Gusts
Precip. amt.
Humidity
Clouds
Pressure
Visibility
UV index
Now
Clear
Clear
+9°C
+7°C
0%
4 m/s ↑ S
4 m/s
0 mm
66%
0%
776 mmHg
16 km
0 points
20:00
Clear
Clear
+8°C
+6°C
0%
4 m/s ↑ S
5 m/s
0 mm
70%
0%
776 mmHg
16 km
0 points
21:00
Clear
Clear
+7°C
+5°C
0%
4 m/s ↑↗ SSW
4 m/s
0 mm
73%
0%
776 mmHg
16 km
0 points
22:00
Clear
Clear
+7°C
+5°C
0%
4 m/s ↑ S
5 m/s
0 mm
74%
0%
776 mmHg
16 km
0 points
23:00
Clear
Clear
+7°C
+5°C
0%
4 m/s ↑ S
5 m/s
0 mm
75%
0%
776 mmHg
16 km
0 points
Tomorrow
Clear
Clear
+7°C
+4°C
0%
4 m/s ↑↗ SSW
5 m/s
0 mm
76%
0%
776 mmHg
16 km
0 points
01:00
Clear
Clear
+7°C
+4°C
0%
3 m/s ↑↗ SSW
5 m/s
0 mm
78%
0%
776 mmHg
16 km
0 points
02:00
Clear
Clear
Windy
+6°C
+4°C
0%
3 m/s ↑↗ SSW
6 m/s
0 mm
79%
0%
776 mmHg
16 km
0 points
03:00
Clear
Clear
+6°C
+3°C
0%
3 m/s ↗ SW
5 m/s
0 mm
82%
0%
776 mmHg
16 km
0 points
04:00
Clear
Clear
+5°C
+3°C
0%
3 m/s ↗ SW
5 m/s
0 mm
82%
0%
776 mmHg
16 km
0 points
Precipitation map
Sun and UV

Daylight

UV 0 points Low
Sunrise 06:58
Sunset 17:52
Daylight 10 hours 53 min Solar noon 12:25
Moon
First Quarter
Rise14:24 Set23:38 Illumination49% PhaseWaxing
Now 14 days Month
October November December January February March April May June July August September

Next days

14-day view
Date
Today
Tomorrow
Day after tomorrow
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Day
Night
Sea t°
Rain
Wind
Press.
Hum.
Feels like
UV
Clouds
Visibility
Gusts
Sunny +12°C
Clear +1°C
+13°C
0% 0 mm
4 m/s ↑↗ SSW
776 mmHg
58%
day +11°C / night -2°C
3 points
0%
16 km
7 m/s ↑↗ SSW
Overcast +14°C
Overcast +6°C
+13°C
10% 0 mm
4 m/s ↑ S
No data
74%
day +13°C / night +3°C
2 points
98%
No data
9 m/s ↑ S
Overcast +18°C
Clear +6°C
+13°C
10% 0 mm
7 m/s ↓↙ NNE
No data
65%
day +17°C / night +2°C
1 point
99%
No data
10 m/s ↓↙ NNE
Sunny +13°C
Partly Cloudy +6°C
+12°C
30% 0.7 mm
7 m/s ↙ NE
No data
68%
day +11°C / night +2°C
2 points
16%
No data
12 m/s ↙ NE
Sunny +13°C
Clear +6°C
+12°C
40% 3 mm
8 m/s ↓↙ NNE
No data
75%
day +12°C / night +3°C
2 points
17%
No data
8 m/s ↓↙ NNE
Sunny +13°C
Clear +6°C
+12°C
0% 0 mm
8 m/s ↓↙ NNE
No data
60%
day +11°C / night +2°C
2 points
4%
No data
12 m/s ↓↙ NNE
Sunny +11°C
Clear +6°C
+12°C
0% 0 mm
5 m/s ↙ NE
No data
70%
day +10°C / night +2°C
2 points
13%
No data
9 m/s ↙ NE
Sunny +15°C
Clear +6°C
+12°C
0% 0 mm
3 m/s ↗ SW
No data
67%
day +15°C / night +4°C
2 points
0%
No data
5 m/s ↗ SW
Cloudy +16°C
Partly Cloudy +7°C
+12°C
10% 0 mm
4 m/s ↑↗ SSW
No data
71%
day +16°C / night +5°C
2 points
72%
No data
7 m/s ↑↗ SSW

South Portland weather forecasts

Quick links to the 14-day forecast, monthly forecast and weather by month.

Weather in South Portland for 14 days Air and sea temperature, precipitation, wind and trends for the next few days. Weather in South Portland for a month Daily 30-day forecast with daytime, nighttime and sea temperatures. Weather in South Portland in October Monthly climate with air and sea temperature, precipitation and yearly statistics.

Weather questions for South Portland

Short answers about current weather, rain, wind and the next few days.

What is the weather in South Portland now?

Now in South Portland: clear, +9°C, feels like +7°C. Wind 4 m/s.

Will it rain in South Portland today?

Today's forecast gives a maximum precipitation chance of 0% and a daily total of 0 mm.

What is the water temperature around WILLARD BEACH?

Sea water is +13°C now. The water is very cold.

How will the weather change in South Portland over the next few days?

Over the next few days expect +12°C…+18°C by day and +1°C…+6°C at night; precipitation chance up to 40%, wind up to 8 m/s.

What does the weather feel like in South Portland today?

Right now it is +9°C, feels like +7°C; wind 4 m/s. No major precipitation expected.