What is the weather in Gustavus right now?

Current weather in Gustavus is scattered clouds.

Where can I find the hourly weather forecast for Gustavus?

This page shows hourly weather forecast for Gustavus, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Gustavus updated regularly?

Weather data for Gustavus is updated regularly with the latest available observations and forecasts.

Now · 6:46 AM

Gustavus Weather & Hourly Forecast

United States · Alaska · 99826

37°F

Partly cloudy

Feels like: 37°F

💧 Humidity 93% 🌡 Pressure 30.09 inHg 💨 Wind 0 mph 👁 Visibility 6.2 mi ☁ Clouds 28% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:08 AM 🌇 Sunset 7:55 PM

Hourly Forecast for Gustavus

Today

7:00 AM

Partly cloudy

37° 💧 None 💨 0 mph H 93%30.09 inHg

10:00 AM

Partly cloudy

51° 💧 None 💨 2 mph H 69%30.09 inHg

1:00 PM

Mostly cloudy

62° 💧 None 💨 3 mph H 49%30.09 inHg

4:00 PM

Partly cloudy

61° 💧 None 💨 4 mph H 53%30.06 inHg

7:00 PM

Sunny

57° 💧 None 💨 3 mph H 73%30.06 inHg

10:00 PM

Clear night

52° 💧 None 💨 1 mph H 80%30.06 inHg

Tomorrow

1:00 AM

Clear night

51° 💧 None 💨 1 mph H 86%30.09 inHg

4:00 AM

Clear night

51° 💧 None 💨 1 mph H 95%30.09 inHg

7:00 AM

Partly cloudy

52° 💧 None 💨 1 mph H 95%30.06 inHg

10:00 AM

Mostly cloudy

56° 💧 None 💨 1 mph H 83%30.06 inHg

1:00 PM

Overcast

57° 💧 None 💨 2 mph H 81%30.06 inHg

4:00 PM

Overcast

56° 💧 None 💨 2 mph H 87%30.06 inHg

7:00 PM

Light rain

55° 💧 0.01 in 💨 2 mph H 93%30.06 inHg

10:00 PM

Light rain

53° 💧 0.01 in 💨 1 mph H 95%30.06 inHg

Sunday

1:00 AM

Light rain

53° 💧 0.01 in 💨 2 mph H 93%30.06 inHg

4:00 AM

Overcast night

54° 💧 None 💨 2 mph H 89%30.06 inHg

Today

7:00 AM

Partly cloudy

37° 💧 None 💨 0 mph H 93%30.09 inHg

8:00 AM

Partly cloudy

41° 💧 None 💨 1 mph H 86%30.09 inHg

9:00 AM

Partly cloudy

46° 💧 None 💨 1 mph H 78%30.09 inHg

10:00 AM

Partly cloudy

51° 💧 None 💨 2 mph H 69%30.09 inHg

11:00 AM

Partly cloudy

56° 💧 None 💨 2 mph H 60%30.09 inHg

12:00 PM

Mostly cloudy

61° 💧 None 💨 3 mph H 50%30.09 inHg

1:00 PM

Mostly cloudy

62° 💧 None 💨 3 mph H 49%30.09 inHg

2:00 PM

Mostly cloudy

62° 💧 None 💨 3 mph H 49%30.06 inHg

3:00 PM

Mostly cloudy

62° 💧 None 💨 4 mph H 49%30.06 inHg

4:00 PM

Partly cloudy

61° 💧 None 💨 4 mph H 53%30.06 inHg

5:00 PM

Sunny

61° 💧 None 💨 4 mph H 57%30.06 inHg

6:00 PM

Sunny

60° 💧 None 💨 4 mph H 65%30.06 inHg

7:00 PM

Sunny

57° 💧 None 💨 3 mph H 73%30.06 inHg

8:00 PM

Clear night

54° 💧 None 💨 3 mph H 77%30.06 inHg

9:00 PM

Clear night

53° 💧 None 💨 1 mph H 79%30.06 inHg

10:00 PM

Clear night

52° 💧 None 💨 1 mph H 80%30.06 inHg

11:00 PM

Clear night

52° 💧 None 💨 1 mph H 82%30.09 inHg

Tomorrow

12:00 AM

Clear night

51° 💧 None 💨 0 mph H 84%30.09 inHg

1:00 AM

Clear night

51° 💧 None 💨 1 mph H 86%30.09 inHg

2:00 AM

Clear night

51° 💧 None 💨 1 mph H 89%30.09 inHg

3:00 AM

Clear night

51° 💧 None 💨 1 mph H 93%30.09 inHg

4:00 AM

Clear night

51° 💧 None 💨 1 mph H 95%30.09 inHg

5:00 AM

Mostly clear night

51° 💧 None 💨 1 mph H 96%30.09 inHg

6:00 AM

Mostly clear night

52° 💧 None 💨 1 mph H 96%30.06 inHg

7:00 AM

Partly cloudy

52° 💧 None 💨 1 mph H 95%30.06 inHg

8:00 AM

Partly cloudy

54° 💧 None 💨 1 mph H 93%30.06 inHg

9:00 AM

Mostly cloudy

55° 💧 None 💨 0 mph H 88%30.06 inHg

10:00 AM

Mostly cloudy

56° 💧 None 💨 1 mph H 83%30.06 inHg

11:00 AM

Overcast

56° 💧 None 💨 1 mph H 82%30.06 inHg

12:00 PM

Overcast

56° 💧 None 💨 1 mph H 82%30.06 inHg

1:00 PM

Overcast

57° 💧 None 💨 2 mph H 81%30.06 inHg

2:00 PM

Overcast

56° 💧 None 💨 3 mph H 83%30.06 inHg

3:00 PM

Overcast

56° 💧 None 💨 3 mph H 85%30.06 inHg

4:00 PM

Overcast

56° 💧 None 💨 2 mph H 87%30.06 inHg

5:00 PM

Overcast

56° 💧 None 💨 2 mph H 88%30.06 inHg

6:00 PM

Overcast

56° 💧 None 💨 2 mph H 89%30.06 inHg

7:00 PM

Light rain

55° 💧 0.00 in 💨 2 mph H 93%30.06 inHg

8:00 PM

Light rain

54° 💧 0.00 in 💨 1 mph H 95%30.06 inHg

9:00 PM

Light rain

53° 💧 0.01 in 💨 1 mph H 95%30.06 inHg

10:00 PM

Light rain

53° 💧 0.00 in 💨 1 mph H 95%30.06 inHg

11:00 PM

Light rain

53° 💧 0.00 in 💨 1 mph H 95%30.06 inHg

Sunday

12:00 AM

Light rain

53° 💧 0.01 in 💨 2 mph H 94%30.06 inHg

1:00 AM

Light rain

53° 💧 0.01 in 💨 2 mph H 93%30.06 inHg

2:00 AM

Overcast night

53° 💧 None 💨 3 mph H 92%30.06 inHg

3:00 AM

Overcast night

53° 💧 None 💨 3 mph H 90%30.06 inHg

4:00 AM

Overcast night

54° 💧 None 💨 2 mph H 89%30.06 inHg

5:00 AM

Overcast night

54° 💧 None 💨 1 mph H 90%30.06 inHg

6:00 AM

Overcast night

53° 💧 None 💨 1 mph H 90%30.06 inHg

7:00 AM

Overcast

53° 💧 None 💨 1 mph H 91%30.03 inHg

8:00 AM

Overcast

53° 💧 None 💨 1 mph H 91%30.03 inHg

9:00 AM

Overcast

54° 💧 None 💨 1 mph H 91%30.03 inHg

10:00 AM

Overcast

54° 💧 None 💨 1 mph H 91%30.03 inHg

11:00 AM

Overcast

54° 💧 None 💨 0 mph H 90%30.03 inHg

12:00 PM

Overcast

55° 💧 None 💨 1 mph H 90%30.03 inHg

1:00 PM

Overcast

55° 💧 None 💨 1 mph H 89%30.03 inHg

2:00 PM

Overcast

56° 💧 None 💨 1 mph H 87%30.03 inHg

3:00 PM

Overcast

57° 💧 None 💨 1 mph H 86%30.03 inHg

4:00 PM

Overcast

57° 💧 None 💨 2 mph H 86%30.00 inHg

5:00 PM

Overcast

56° 💧 None 💨 1 mph H 88%30.00 inHg

6:00 PM

Overcast

56° 💧 None 💨 1 mph H 89%30.00 inHg

7:00 PM

Overcast

55° 💧 None 💨 1 mph H 91%30.00 inHg

8:00 PM

Overcast night

55° 💧 None 💨 1 mph H 91%30.00 inHg

9:00 PM

Overcast night

55° 💧 None 💨 1 mph H 92%30.00 inHg

10:00 PM

Overcast night

55° 💧 None 💨 1 mph H 93%30.00 inHg

11:00 PM

Light rain

55° 💧 0.01 in 💨 2 mph H 93%30.00 inHg

Monday

12:00 AM

Light rain

54° 💧 0.01 in 💨 2 mph H 96%30.00 inHg

1:00 AM

Light rain

54° 💧 0.01 in 💨 2 mph H 97%30.00 inHg

2:00 AM

Light rain

54° 💧 0.02 in 💨 3 mph H 97%29.97 inHg

3:00 AM

Light rain

54° 💧 0.01 in 💨 3 mph H 97%29.97 inHg

4:00 AM

Light rain

54° 💧 0.01 in 💨 3 mph H 97%29.97 inHg

5:00 AM

Light rain

54° 💧 0.02 in 💨 5 mph H 98%29.97 inHg

6:00 AM

Light rain

55° 💧 0.01 in 💨 4 mph H 97%29.97 inHg

7:00 AM

Light rain

54° 💧 0.02 in 💨 3 mph H 98%29.97 inHg

8:00 AM

Light rain

55° 💧 0.02 in 💨 4 mph H 98%29.97 inHg

9:00 AM

Light rain

55° 💧 0.00 in 💨 4 mph H 97%29.97 inHg

10:00 AM

Overcast

56° 💧 None 💨 5 mph H 95%29.97 inHg

11:00 AM

Light rain

56° 💧 0.02 in 💨 4 mph H 96%29.97 inHg

12:00 PM

Moderate rain

55° 💧 0.04 in 💨 3 mph H 98%30.00 inHg

1:00 PM

Light rain

55° 💧 0.01 in 💨 3 mph H 98%30.00 inHg

2:00 PM

Light rain

56° 💧 0.01 in 💨 3 mph H 97%30.00 inHg

3:00 PM

Light rain

56° 💧 0.01 in 💨 3 mph H 97%30.00 inHg

4:00 PM

Light rain

56° 💧 0.01 in 💨 2 mph H 97%30.03 inHg

5:00 PM

Light rain

55° 💧 0.02 in 💨 3 mph H 97%30.03 inHg

6:00 PM

Light rain

55° 💧 0.02 in 💨 3 mph H 98%30.03 inHg

7:00 PM

Light rain

55° 💧 0.01 in 💨 3 mph H 98%30.03 inHg

8:00 PM

Light rain

55° 💧 0.01 in 💨 3 mph H 98%30.06 inHg

9:00 PM

Light rain

55° 💧 0.01 in 💨 3 mph H 99%30.06 inHg

10:00 PM

Light rain

55° 💧 0.01 in 💨 3 mph H 99%30.06 inHg

11:00 PM

Light rain

55° 💧 0.01 in 💨 3 mph H 98%30.09 inHg

Tuesday

12:00 AM

Light rain

55° 💧 0.02 in 💨 3 mph H 98%30.09 inHg

1:00 AM

Light rain

55° 💧 0.04 in 💨 3 mph H 98%30.09 inHg

2:00 AM

Light rain

55° 💧 0.02 in 💨 3 mph H 98%30.12 inHg

3:00 AM

Light rain

55° 💧 0.01 in 💨 3 mph H 98%30.12 inHg

4:00 AM

Light rain

55° 💧 0.01 in 💨 4 mph H 97%30.15 inHg

5:00 AM

Light rain

55° 💧 0.02 in 💨 3 mph H 96%30.15 inHg

6:00 AM

Light rain

55° 💧 0.01 in 💨 2 mph H 96%30.18 inHg

In Gustavus and, more broadly, across the state of Alaska: This morning, expect mostly cloudy skies with cool temperatures ranging from 52 to 56 degrees. Light east winds will generally stay around 4 mph, with occasional gusts up to 6 mph. As the day progresses, the cloud cover will persist, but no significant rainfall is anticipated. Temperatures are expected to remain steady, maintaining the cool conditions throughout the afternoon. The light winds will continue, providing a gentle breeze without much change in intensity. Overall, it will be a quiet day weather-wise, with mostly cloudy skies and mild temperatures, making for a comfortable, if somewhat cool, day.

15-Day Weather Outlook for Gustavus

TomorrowTomorrow

Light rain 57°/51° 💧 0.02 in 💨 3 mph

Sunday, Sep 6Sun Sep 6

Light rain 57°/53° 💧 0.01 in 💨 3 mph

Monday, Sep 7Mon Sep 7

Light rain 56°/54° 💧 0.34 in 💨 5 mph

Tuesday, Sep 8Tue Sep 8

Light rain 59°/55° 💧 0.27 in 💨 4 mph

Wednesday, Sep 9Wed Sep 9

Light rain 56°/54° 💧 0.38 in 💨 10 mph

Thursday, Sep 10Thu Sep 10

Light rain 58°/52° 💧 0.05 in 💨 5 mph

Friday, Sep 11Fri Sep 11

Sunny 58°/50° 💧 None 💨 4 mph

Saturday, Sep 12Sat Sep 12

Light rain 53°/50° 💧 0.30 in 💨 6 mph

Sunday, Sep 13Sun Sep 13

Light rain 57°/50° 💧 0.32 in 💨 5 mph

Monday, Sep 14Mon Sep 14

Light rain 55°/50° 💧 0.14 in 💨 5 mph

Tuesday, Sep 15Tue Sep 15

Light rain 54°/49° 💧 0.02 in 💨 4 mph

Wednesday, Sep 16Wed Sep 16

Moderate rain 53°/47° 💧 0.60 in 💨 10 mph

Thursday, Sep 17Thu Sep 17

Moderate rain 51°/48° 💧 0.57 in 💨 4 mph

Friday, Sep 18Fri Sep 18

Light rain 49°/46° 💧 0.24 in 💨 7 mph

Saturday, Sep 19Sat Sep 19

Overcast 54°/46° 💧 None 💨 10 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Gustavus

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Gustavus

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 7:00 AM

PM2.5 Fine particles Good 3,5µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 9,5µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 64,1µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,5µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Gustavus

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 3,7Moderate 🙂Fair

Tomorrow UV 3,6Moderate 🙂Fair

Sunday UV 1,7Low 🙂Fair

Monday UV 3,0Moderate 🙂Fair

Tuesday UV 3,0Moderate 😊Good

Wednesday UV 3,0Moderate —Unavailable

Thursday UV 4,0Moderate —Unavailable

Hourly UV index today

7:00 AMUV 0,0 8:00 AMUV 0,4 9:00 AMUV 1,0 10:00 AMUV 1,8 11:00 AMUV 2,6 12:00 PMUV 3,4 1:00 PMUV 3,7 2:00 PMUV 3,5 3:00 PMUV 2,8 4:00 PMUV 1,9 5:00 PMUV 1,0 6:00 PMUV 0,4

Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Cold conditions

Dress warmly and protect your hands and feet if you will be outdoors for an extended period.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Gustavus

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 3.60 Population: 594

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Forecast data for Gustavus were last refreshed today at 6:46 AM. The current forecast period extends through 06/09/2026 at 4:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.