Current weather conditions and 15 day weather forecast for Southport, Maine, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 11 August 2026 Tuesday 20.1 ° C / 68.2°F ![]() Clear |
Feels Like : 21 ° C / 69.8°F Humidity : % 90 Pressure : 1009 mb Wind Speed : 11.2 kmph / 6.9 miles from SW ![]() Visibility : 9 km Precipitation (rainfall) : 0 mm Cloud (%) : 4 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 11 August 2026 Tuesday | Sunny |
17.7 ° C (63.9°F) |
30.1 ° C (86.2°F) |
22.9 ° C (73.3°F) |
% 65 | 4% | 6.7 | Sunrise:05:38 AM Sunset: 07:49 PM |
Moonrise:03:29 AM Moonset: 07:15 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
16.4 ° C (61.5°F) |
26.3 ° C (79.3°F) |
20.9 ° C (69.6°F) |
% 61 | 5% | 6.3 | Sunrise:05:39 AM Sunset: 07:47 PM |
Moonrise:04:55 AM Moonset: 07:46 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Patchy rain nearby |
15.5 ° C (60°F) |
22.6 ° C (72.7°F) |
18.8 ° C (65.8°F) |
% 73 | 73% | 5.6 | Sunrise:05:40 AM Sunset: 07:46 PM |
Moonrise:06:20 AM Moonset: 08:12 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Patchy rain nearby |
15.6 ° C (60°F) |
22.9 ° C (73.3°F) |
18.8 ° C (65.8°F) |
% 75 | 70% | 5.9 | Sunrise:05:42 AM Sunset: 07:44 PM |
Moonrise:07:42 AM Moonset: 08:35 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
13.8 ° C (56.8°F) |
24.4 ° C (76°F) |
18.9 ° C (66°F) |
% 56 | 4% | 6 | Sunrise:05:43 AM Sunset: 07:43 PM |
Moonrise:09:01 AM Moonset: 08:56 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
14.2 ° C (57.6°F) |
22.3 ° C (72.2°F) |
18.6 ° C (65.5°F) |
% 65 | 7% | 6 | Sunrise:05:44 AM Sunset: 07:41 PM |
Moonrise:10:17 AM Moonset: 09:18 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Partly Cloudy |
15.7 ° C (60.2°F) |
21.9 ° C (71.3°F) |
19.4 ° C (66.9°F) |
% 78 | 73% | 6 | Sunrise:05:45 AM Sunset: 07:40 PM |
Moonrise:11:32 AM Moonset: 09:42 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
14.3 ° C (57.8°F) |
25 ° C (77.1°F) |
19.1 ° C (66.3°F) |
% 67 | 5% | 7 | Sunrise:05:46 AM Sunset: 07:38 PM |
Moonrise:12:46 PM Moonset: 10:10 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Sunny |
16.2 ° C (61.2°F) |
21.9 ° C (71.4°F) |
19.2 ° C (66.6°F) |
% 79 | 11% | 6 | Sunrise:05:47 AM Sunset: 07:37 PM |
Moonrise:01:58 PM Moonset: 10:43 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Partly Cloudy |
15.5 ° C (59.9°F) |
24.5 ° C (76.1°F) |
19.6 ° C (67.2°F) |
% 76 | 49% | 6 | Sunrise:05:48 AM Sunset: 07:35 PM |
Moonrise:03:05 PM Moonset: 11:24 PM Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Fog |
13.5 ° C (56.4°F) |
17.4 ° C (63.3°F) |
15.5 ° C (59.9°F) |
% 84 | 85% | 4 | Sunrise:05:49 AM Sunset: 07:33 PM |
Moonrise:04:04 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Light rain shower |
16.3 ° C (61.4°F) |
22.3 ° C (72.1°F) |
18.1 ° C (64.5°F) |
% 91 | 89% | 6 | Sunrise:05:51 AM Sunset: 07:32 PM |
Moonrise:04:54 PM Moonset: 12:13 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 August 2026 Sunday | Mist |
16.6 ° C (61.9°F) |
21.5 ° C (70.7°F) |
18.9 ° C (66.1°F) |
% 88 | 20% | 6 | Sunrise:05:52 AM Sunset: 07:30 PM |
Moonrise:05:35 PM Moonset: 01:09 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 August 2026 Monday | Mist |
16.9 ° C (62.4°F) |
21.6 ° C (70.9°F) |
18.4 ° C (65.2°F) |
% 91 | 88% | 6 | Sunrise:05:53 AM Sunset: 07:28 PM |
Moonrise:06:08 PM Moonset: 02:12 AM Moon Phase ( Waxing Gibbous ) |
|