Current weather conditions and 15 day weather forecast for Portland International Airport, Oregon, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 21 December 2025 Sunday 8.9 ° C / 48°F ![]() Overcast |
Feels Like : 7.8 ° C / 46.1°F Humidity : % 61 Pressure : 1015 mb Wind Speed : 7.6 kmph / 4.7 miles from SSE ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 December 2025 Saturday | Patchy rain nearby |
4.6 ° C (40.3°F) |
11.8 ° C (53.2°F) |
6.7 ° C (44.1°F) |
% 87 | 89% | 0.1 | Sunrise:07:48 AM Sunset: 04:29 PM |
Moonrise:08:52 AM Moonset: 04:47 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Patchy rain nearby |
4.1 ° C (39.4°F) |
7.5 ° C (45.5°F) |
5.9 ° C (42.6°F) |
% 91 | 75% | 0.1 | Sunrise:07:49 AM Sunset: 04:29 PM |
Moonrise:09:33 AM Moonset: 05:52 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Patchy rain nearby |
4 ° C (39.2°F) |
7.5 ° C (45.5°F) |
5.9 ° C (42.7°F) |
% 88 | 88% | 0.1 | Sunrise:07:49 AM Sunset: 04:30 PM |
Moonrise:10:05 AM Moonset: 07:02 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Moderate rain |
5.3 ° C (41.5°F) |
8.3 ° C (46.9°F) |
6.3 ° C (43.3°F) |
% 94 | 88% | 0 | Sunrise:07:50 AM Sunset: 04:30 PM |
Moonrise:10:31 AM Moonset: 08:13 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Patchy rain nearby |
3.4 ° C (38.1°F) |
7.6 ° C (45.7°F) |
5.4 ° C (41.8°F) |
% 91 | 87% | 0.1 | Sunrise:07:50 AM Sunset: 04:31 PM |
Moonrise:10:53 AM Moonset: 09:25 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Patchy rain nearby |
3 ° C (37.3°F) |
9.7 ° C (49.5°F) |
5.4 ° C (41.7°F) |
% 82 | 52% | 0 | Sunrise:07:50 AM Sunset: 04:32 PM |
Moonrise:11:12 AM Moonset: 10:36 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Mist |
3.6 ° C (38.4°F) |
7.7 ° C (45.8°F) |
5.6 ° C (42°F) |
% 91 | 0% | 2 | Sunrise:07:51 AM Sunset: 04:32 PM |
Moonrise:11:30 AM Moonset: 11:49 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Patchy rain nearby |
5.1 ° C (41.2°F) |
5.9 ° C (42.6°F) |
5.5 ° C (41.8°F) |
% 95 | 87% | 2 | Sunrise:07:51 AM Sunset: 04:33 PM |
Moonrise:11:47 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Mist |
3.1 ° C (37.5°F) |
8.5 ° C (47.2°F) |
5.3 ° C (41.5°F) |
% 92 | 0% | 2 | Sunrise:07:51 AM Sunset: 04:34 PM |
Moonrise:12:06 PM Moonset: 01:03 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Patchy rain nearby |
1.7 ° C (35.1°F) |
7.5 ° C (45.6°F) |
4.6 ° C (40.4°F) |
% 89 | 87% | 1 | Sunrise:07:51 AM Sunset: 04:35 PM |
Moonrise:12:29 PM Moonset: 02:22 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Moderate rain |
6.3 ° C (43.3°F) |
9 ° C (48.2°F) |
8.2 ° C (46.7°F) |
% 97 | 89% | 2 | Sunrise:07:51 AM Sunset: 04:36 PM |
Moonrise:12:59 PM Moonset: 03:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Moderate rain |
8.7 ° C (47.6°F) |
9.5 ° C (49°F) |
9.3 ° C (48.8°F) |
% 97 | 84% | 2 | Sunrise:07:51 AM Sunset: 04:37 PM |
Moonrise:01:38 PM Moonset: 05:09 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Patchy rain nearby |
4.6 ° C (40.3°F) |
7.6 ° C (45.6°F) |
6.4 ° C (43.5°F) |
% 89 | 86% | 2 | Sunrise:07:51 AM Sunset: 04:37 PM |
Moonrise:02:31 PM Moonset: 06:30 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Patchy rain nearby |
3.9 ° C (39.1°F) |
6 ° C (42.9°F) |
5.1 ° C (41.1°F) |
% 92 | 86% | 2 | Sunrise:07:51 AM Sunset: 04:38 PM |
Moonrise:03:40 PM Moonset: 07:41 AM Moon Phase ( Waxing Gibbous ) |
|