Petersburg Weather Forecast 15 Days, Weather in Petersburg Today
Current weather conditions and 15 day weather forecast for Petersburg, Alaska, 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 Petersburg
| 05 December 2025 Friday 3.4 ° C / 38.1°F  Overcast |
Feels Like : 2.9 ° C / 37.3°F Humidity : % 100 Pressure : 1008 mb Wind Speed : 3.6 kmph / 2.2 miles from E  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for Petersburg, AK, USA
Weather Forecast for next 15 Days for Petersburg 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 Petersburg, Alaska 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 December 2025 Friday |  Patchy rain nearby |
0.6 ° C (33.1°F) |
3.6 ° C (38.5°F) |
2.6 ° C (36.7°F) |
% 97 | 73% | 0 | Sunrise:08:11 AM Sunset: 03:14 PM |
Moonrise:03:07 PM Moonset: 10:12 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday |  Heavy rain |
1.5 ° C (34.7°F) |
4.3 ° C (39.7°F) |
3 ° C (37.4°F) |
% 97 | 89% | 0 | Sunrise:08:12 AM Sunset: 03:14 PM |
Moonrise:04:31 PM Moonset: 11:07 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday | Heavy rain |
-0.1 ° C (31.8°F) |
3 ° C (37.4°F) |
1.8 ° C (35.2°F) |
% 97 | 88% | 0 | Sunrise:08:14 AM Sunset: 03:13 PM |
Moonrise:06:11 PM Moonset: 11:36 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday | Heavy rain |
-0.2 ° C (31.7°F) |
3.1 ° C (37.5°F) |
1.9 ° C (35.4°F) |
% 99 | 72% | 0 | Sunrise:08:15 AM Sunset: 03:13 PM |
Moonrise:07:50 PM Moonset: 11:51 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday |  Moderate rain |
1 ° C (33.8°F) |
2.8 ° C (37°F) |
1.5 ° C (34.6°F) |
% 97 | 74% | 0 | Sunrise:08:16 AM Sunset: 03:12 PM |
Moonrise:09:23 PM Moonset: 12:00 PM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday |  Light snow showers |
-3.3 ° C (26°F) |
1.5 ° C (34.7°F) |
0.1 ° C (32.2°F) |
% 97 | 75% | 1 | Sunrise:08:18 AM Sunset: 03:12 PM |
Moonrise:10:49 PM Moonset: 12:06 PM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday |  Patchy moderate snow |
-13.2 ° C (8.3°F) |
-3.2 ° C (26.3°F) |
-6.8 ° C (19.7°F) |
% 87 | 70% | 1 | Sunrise:08:19 AM Sunset: 03:12 PM |
Moonrise:No moonrise Moonset: 12:11 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday |  Partly Cloudy |
-19.5 ° C (-3.1°F) |
-9.6 ° C (14.7°F) |
-13.7 ° C (7.3°F) |
% 85 | 0% | 2 | Sunrise:08:20 AM Sunset: 03:11 PM |
Moonrise:12:11 AM Moonset: 12:14 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday | Overcast |
-22 ° C (-7.6°F) |
-13.2 ° C (8.2°F) |
-19.1 ° C (-2.3°F) |
% 84 | 0% | 1 | Sunrise:08:21 AM Sunset: 03:11 PM |
Moonrise:01:30 AM Moonset: 12:18 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday |  Sunny |
-22.7 ° C (-8.8°F) |
-15 ° C (4.9°F) |
-20.5 ° C (-4.8°F) |
% 84 | 0% | 2 | Sunrise:08:22 AM Sunset: 03:11 PM |
Moonrise:02:48 AM Moonset: 12:23 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Partly Cloudy |
-21.8 ° C (-7.2°F) |
-11.3 ° C (11.7°F) |
-17.6 ° C (0.4°F) |
% 84 | 0% | 2 | Sunrise:08:23 AM Sunset: 03:11 PM |
Moonrise:04:08 AM Moonset: 12:29 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Sunny |
-21.8 ° C (-7.2°F) |
-14.2 ° C (6.4°F) |
-19.5 ° C (-3.1°F) |
% 85 | 0% | 2 | Sunrise:08:24 AM Sunset: 03:11 PM |
Moonrise:05:30 AM Moonset: 12:39 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Sunny |
-23.8 ° C (-10.8°F) |
-16.2 ° C (2.8°F) |
-21.6 ° C (-6.9°F) |
% 84 | 0% | 2 | Sunrise:08:25 AM Sunset: 03:12 PM |
Moonrise:06:52 AM Moonset: 12:54 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Sunny |
-23.2 ° C (-9.8°F) |
-12.2 ° C (10.1°F) |
-19.1 ° C (-2.4°F) |
% 82 | 0% | 2 | Sunrise:08:25 AM Sunset: 03:12 PM |
Moonrise:08:10 AM Moonset: 01:19 PM Moon Phase ( Waning Crescent ) |
|
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