Portland International Jetport Weather Forecast 15 Days, Weather in PWM Today
Current weather conditions and 15 day weather forecast for Portland International Jetport, 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.
Current weather conditions at Portland International Jetport
| 14 December 2025 Sunday -3.3 ° C / 26.1°F  Patchy light snow |
Feels Like : -9.6 ° C / 14.8°F Humidity : % 84 Pressure : 1012 mb Wind Speed : 20.9 kmph / 13 miles from N  Visibility : 3.2 km Precipitation (rainfall) : 0.38 mm Cloud (%) : 100 |
15 day weather forecast for Portland International Jetport, ME, USA
Weather Forecast for next 15 Days for Portland International Jetport including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Portland International Jetport, Maine state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 December 2025 Sunday |  Light snow |
-7.3 ° C (18.9°F) |
0.6 ° C (33.1°F) |
-2.2 ° C (28.1°F) |
% 76 | 66% | 0.1 | Sunrise:07:07 AM Sunset: 04:05 PM |
Moonrise:01:57 AM Moonset: 12:43 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday |  Sunny |
-8.4 ° C (16.9°F) |
-1 ° C (30.2°F) |
-5.2 ° C (22.6°F) |
% 67 | 0% | 0.2 | Sunrise:07:08 AM Sunset: 04:05 PM |
Moonrise:03:01 AM Moonset: 01:04 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday |  Partly Cloudy |
-4.3 ° C (24.3°F) |
1.8 ° C (35.2°F) |
-1.5 ° C (29.2°F) |
% 73 | 0% | 0.2 | Sunrise:07:08 AM Sunset: 04:05 PM |
Moonrise:04:06 AM Moonset: 01:29 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Partly Cloudy |
-1.5 ° C (29.3°F) |
5.1 ° C (41.2°F) |
2.1 ° C (35.8°F) |
% 69 | 0% | 0.2 | Sunrise:07:09 AM Sunset: 04:05 PM |
Moonrise:05:11 AM Moonset: 01:59 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Patchy rain nearby |
-2.4 ° C (27.7°F) |
2.1 ° C (35.9°F) |
1.1 ° C (34°F) |
% 58 | 57% | 0 | Sunrise:07:10 AM Sunset: 04:06 PM |
Moonrise:06:14 AM Moonset: 02:36 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Patchy rain nearby |
-1.2 ° C (29.8°F) |
8.1 ° C (46.5°F) |
4.6 ° C (40.3°F) |
% 71 | 83% | 1 | Sunrise:07:10 AM Sunset: 04:06 PM |
Moonrise:07:13 AM Moonset: 03:23 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday |  Patchy moderate snow |
-2.1 ° C (28.2°F) |
-0.3 ° C (31.5°F) |
-0.4 ° C (31.2°F) |
% 60 | 79% | 1 | Sunrise:07:11 AM Sunset: 04:07 PM |
Moonrise:08:05 AM Moonset: 04:18 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Patchy rain nearby |
0.6 ° C (33°F) |
9 ° C (48.3°F) |
5.7 ° C (42.2°F) |
% 88 | 87% | 2 | Sunrise:07:11 AM Sunset: 04:07 PM |
Moonrise:08:48 AM Moonset: 05:22 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-4 ° C (24.8°F) |
-2.5 ° C (27.5°F) |
-2.9 ° C (26.7°F) |
% 51 | 0% | 2 | Sunrise:07:12 AM Sunset: 04:08 PM |
Moonrise:09:24 AM Moonset: 06:29 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Patchy rain nearby |
-3.1 ° C (26.4°F) |
5.6 ° C (42°F) |
2.6 ° C (36.6°F) |
% 75 | 88% | 1 | Sunrise:07:12 AM Sunset: 04:08 PM |
Moonrise:09:52 AM Moonset: 07:39 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Sunny |
-12.8 ° C (8.9°F) |
-5.4 ° C (22.3°F) |
-6.7 ° C (19.9°F) |
% 48 | 0% | 2 | Sunrise:07:13 AM Sunset: 04:09 PM |
Moonrise:10:16 AM Moonset: 08:48 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Sunny |
-12.1 ° C (10.1°F) |
-6.9 ° C (19.7°F) |
-9.1 ° C (15.5°F) |
% 45 | 0% | 2 | Sunrise:07:13 AM Sunset: 04:09 PM |
Moonrise:10:37 AM Moonset: 09:58 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday |  Heavy snow |
-7.1 ° C (19.3°F) |
-3.7 ° C (25.3°F) |
-5.2 ° C (22.6°F) |
% 83 | 85% | 1 | Sunrise:07:13 AM Sunset: 04:10 PM |
Moonrise:10:56 AM Moonset: 11:08 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
-7.3 ° C (18.8°F) |
-3 ° C (26.5°F) |
-5.4 ° C (22.2°F) |
% 80 | 0% | 2 | Sunrise:07:14 AM Sunset: 04:11 PM |
Moonrise:11:16 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
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