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
| 10 May 2026 Sunday 14.4 ° C / 57.9°F  Partly cloudy |
Feels Like : 13.8 ° C / 56.8°F Humidity : % 81 Pressure : 1012 mb Wind Speed : 10.8 kmph / 6.7 miles from S  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 10 May 2026 Sunday |  Moderate rain |
7.9 ° C (46.2°F) |
18.5 ° C (65.3°F) |
12.5 ° C (54.6°F) |
% 91 | 80% | 5.7 | Sunrise:05:22 AM Sunset: 07:54 PM |
Moonrise:02:13 AM Moonset: 12:46 PM Moon Phase ( Waning Crescent ) |
|
| 11 May 2026 Monday | Partly Cloudy |
6.9 ° C (44.4°F) |
15 ° C (59°F) |
10.8 ° C (51.5°F) |
% 62 | 0% | 2.2 | Sunrise:05:21 AM Sunset: 07:56 PM |
Moonrise:02:34 AM Moonset: 01:56 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Partly Cloudy |
4.6 ° C (40.3°F) |
14.3 ° C (57.7°F) |
9.7 ° C (49.4°F) |
% 54 | 0% | 1.1 | Sunrise:05:20 AM Sunset: 07:57 PM |
Moonrise:02:54 AM Moonset: 03:07 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday |  Patchy rain nearby |
5.6 ° C (42.2°F) |
14.5 ° C (58.1°F) |
10.1 ° C (50.1°F) |
% 62 | 84% | 3 | Sunrise:05:19 AM Sunset: 07:58 PM |
Moonrise:03:15 AM Moonset: 04:21 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday |  Heavy rain |
9.3 ° C (48.7°F) |
13.7 ° C (56.7°F) |
10.5 ° C (50.9°F) |
% 95 | 87% | 3 | Sunrise:05:17 AM Sunset: 07:59 PM |
Moonrise:03:37 AM Moonset: 05:40 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Patchy rain nearby |
9.7 ° C (49.5°F) |
15.8 ° C (60.5°F) |
11.2 ° C (52.2°F) |
% 90 | 82% | 3 | Sunrise:05:16 AM Sunset: 08:00 PM |
Moonrise:04:02 AM Moonset: 07:03 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday |  Overcast |
10.2 ° C (50.4°F) |
16.2 ° C (61.2°F) |
12.3 ° C (54.1°F) |
% 76 | 0% | 3 | Sunrise:05:15 AM Sunset: 08:01 PM |
Moonrise:04:34 AM Moonset: 08:27 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Patchy rain nearby |
8 ° C (46.5°F) |
13.6 ° C (56.5°F) |
11.1 ° C (52°F) |
% 84 | 87% | 3 | Sunrise:05:14 AM Sunset: 08:02 PM |
Moonrise:05:17 AM Moonset: 09:48 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Patchy rain nearby |
11.2 ° C (52.2°F) |
20.2 ° C (68.4°F) |
15.3 ° C (59.6°F) |
% 90 | 81% | 4 | Sunrise:05:13 AM Sunset: 08:03 PM |
Moonrise:06:12 AM Moonset: 10:58 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday |  Sunny |
11.1 ° C (51.9°F) |
19.3 ° C (66.7°F) |
14.7 ° C (58.4°F) |
% 72 | 0% | 4 | Sunrise:05:12 AM Sunset: 08:04 PM |
Moonrise:07:21 AM Moonset: 11:53 PM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Sunny |
10.4 ° C (50.7°F) |
19.5 ° C (67.1°F) |
15 ° C (59°F) |
% 64 | 0% | 4 | Sunrise:05:11 AM Sunset: 08:05 PM |
Moonrise:08:38 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Patchy rain nearby |
11.7 ° C (53°F) |
26.9 ° C (80.5°F) |
19.5 ° C (67.2°F) |
% 73 | 83% | 4 | Sunrise:05:10 AM Sunset: 08:06 PM |
Moonrise:09:58 AM Moonset: 12:34 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Moderate rain |
14.2 ° C (57.5°F) |
21.6 ° C (70.9°F) |
18.1 ° C (64.6°F) |
% 83 | 89% | 4 | Sunrise:05:10 AM Sunset: 08:07 PM |
Moonrise:11:15 AM Moonset: 01:06 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Sunny |
10.2 ° C (50.3°F) |
18.2 ° C (64.8°F) |
14.1 ° C (57.3°F) |
% 43 | 0% | 4 | Sunrise:05:09 AM Sunset: 08:08 PM |
Moonrise:12:28 PM Moonset: 01:31 AM Moon Phase ( First Quarter ) |
|
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