Gustavus Airport Weather Forecast 15 Days, Weather in GST Today
Current weather conditions and 15 day weather forecast for Gustavus Airport, 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 Gustavus Airport
| 05 October 2026 Monday 9.6 ° C / 49.4°F  Light drizzle |
Feels Like : 7.2 ° C / 45°F Humidity : % 88 Pressure : 1002 mb Wind Speed : 15.8 kmph / 9.8 miles from ESE  Visibility : 2 km Precipitation (rainfall) : 0.44 mm Cloud (%) : 100 |
15 day weather forecast for Gustavus Airport, AK, USA
Weather Forecast for next 15 Days for Gustavus Airport 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 Gustavus Airport, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 04 October 2026 Sunday |  Light rain |
6.7 ° C (44.1°F) |
11.6 ° C (52.9°F) |
9 ° C (48.2°F) |
% 93 | 93% | 1.1 | Sunrise:07:14 AM Sunset: 06:28 PM |
Moonrise:11:24 PM Moonset: 05:02 PM Moon Phase ( Last Quarter ) |
|
| 05 October 2026 Monday |  Patchy rain nearby |
7.1 ° C (44.8°F) |
11 ° C (51.8°F) |
9.4 ° C (49°F) |
% 88 | 90% | 0.6 | Sunrise:07:16 AM Sunset: 06:26 PM |
Moonrise:Does not rise today Moonset: 05:14 PM Moon Phase ( Waning Crescent ) |
|
| 06 October 2026 Tuesday |  Light rain shower |
6.8 ° C (44.2°F) |
10.7 ° C (51.2°F) |
8.7 ° C (47.7°F) |
% 88 | 90% | 0.5 | Sunrise:07:18 AM Sunset: 06:23 PM |
Moonrise:01:10 AM Moonset: 05:20 PM Moon Phase ( Waning Crescent ) |
|
| 07 October 2026 Wednesday | Patchy rain nearby |
6.2 ° C (43.2°F) |
10.9 ° C (51.7°F) |
8.6 ° C (47.4°F) |
% 86 | 82% | 0.7 | Sunrise:07:21 AM Sunset: 06:20 PM |
Moonrise:02:53 AM Moonset: 05:24 PM Moon Phase ( Waning Crescent ) |
|
| 08 October 2026 Thursday |  Overcast |
5.4 ° C (41.7°F) |
9.2 ° C (48.5°F) |
6.8 ° C (44.3°F) |
% 82 | 86% | 0.9 | Sunrise:07:23 AM Sunset: 06:17 PM |
Moonrise:04:33 AM Moonset: 05:28 PM Moon Phase ( Waning Crescent ) |
|
| 09 October 2026 Friday |  Sunny |
5.3 ° C (41.5°F) |
10.9 ° C (51.6°F) |
7.7 ° C (45.8°F) |
% 72 | 25% | 4 | Sunrise:07:25 AM Sunset: 06:14 PM |
Moonrise:06:11 AM Moonset: 05:31 PM Moon Phase ( New Moon ) |
|
| 10 October 2026 Saturday | Sunny |
3.6 ° C (38.4°F) |
8.9 ° C (48°F) |
5.8 ° C (42.5°F) |
% 72 | 10% | 3 | Sunrise:07:27 AM Sunset: 06:12 PM |
Moonrise:07:49 AM Moonset: 05:34 PM Moon Phase ( New Moon ) |
|
| 11 October 2026 Sunday | Overcast |
3.3 ° C (37.9°F) |
8.2 ° C (46.8°F) |
5.9 ° C (42.7°F) |
% 70 | 17% | 2 | Sunrise:07:30 AM Sunset: 06:09 PM |
Moonrise:09:28 AM Moonset: 05:40 PM Moon Phase ( New Moon ) |
|
| 12 October 2026 Monday | Overcast |
6.1 ° C (43°F) |
9.2 ° C (48.5°F) |
7.4 ° C (45.4°F) |
% 70 | 18% | 3 | Sunrise:07:32 AM Sunset: 06:06 PM |
Moonrise:11:08 AM Moonset: 05:49 PM Moon Phase ( Waxing Crescent ) |
|
| 13 October 2026 Tuesday | Overcast |
5.7 ° C (42.3°F) |
7.7 ° C (45.9°F) |
7.1 ° C (44.8°F) |
% 87 | 91% | 2 | Sunrise:07:34 AM Sunset: 06:03 PM |
Moonrise:12:45 PM Moonset: 06:04 PM Moon Phase ( Waxing Crescent ) |
|
| 14 October 2026 Wednesday | Light rain |
6.2 ° C (43.2°F) |
8.1 ° C (46.5°F) |
7.2 ° C (45°F) |
% 91 | 92% | 2 | Sunrise:07:36 AM Sunset: 06:00 PM |
Moonrise:02:11 PM Moonset: 06:33 PM Moon Phase ( Waxing Crescent ) |
|
| 15 October 2026 Thursday | Patchy rain nearby |
4.2 ° C (39.6°F) |
9.7 ° C (49.5°F) |
6.8 ° C (44.2°F) |
% 80 | 74% | 3 | Sunrise:07:39 AM Sunset: 05:58 PM |
Moonrise:03:13 PM Moonset: 07:24 PM Moon Phase ( Waxing Crescent ) |
|
| 16 October 2026 Friday | Light rain |
5 ° C (41°F) |
9.7 ° C (49.5°F) |
7.5 ° C (45.4°F) |
% 88 | 92% | 2 | Sunrise:07:41 AM Sunset: 05:55 PM |
Moonrise:03:50 PM Moonset: 08:38 PM Moon Phase ( First Quarter ) |
|
| 17 October 2026 Saturday | Light rain |
7.8 ° C (46°F) |
8.1 ° C (46.7°F) |
8 ° C (46.4°F) |
% 93 | 93% | 2 | Sunrise:07:43 AM Sunset: 05:52 PM |
Moonrise:04:09 PM Moonset: 10:02 PM Moon Phase ( First Quarter ) |
|
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