Juneau
August
Weather in Juneau for August 2025
Your guide to Juneau weather in August - trends and predictions
In general, the average temperature in Juneau at the beginning of August is 17.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 10.4 °F by the end of August.
Juneau in August brings notable rainfall, with an average of 17 rainy days and a total precipitation of 154.5 mm.
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Temperatures
Rain 🌧️
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14
Dry days
17
Rainy days
0
Snow days
14°/6°
Temperatures
7 km/h
Avg max wind
83 %
Avg humidity
Juneau in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  13° | 2 14° | 3  14° | ||||
| 4  19° | 5 21° | 6 20° | 7 19° | 8 19° | 9  17° | 10  15° |
| 11 9° | 12 14° | 13 13° | 14 13° | 15 14° | 16 15° | 17 15° |
| 18 19° | 19 11° | 20 11° | 21 14° | 22 9° | 23 11° | 24 11° |
| 25  8° | 26 11° | 27 11° | 28 9° | 29 12° | 30 11° | 31 11° |
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Temperatures trend during August in Juneau
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 | Patchy rain possible | 13° /5° | 2.1 mm | 3 | |
| Aug. 2 | Patchy rain possible | 14° /4° | 0 mm | 3 | |
| Aug. 3 | Partly cloudy | 14° /4° | 0 mm | 4 | |
| Aug. 4 | Sunny | 19° /6° | 0 mm | 5 | |
| Aug. 5 | Sunny | 21° /11° | 0 mm | 6 | |
| Aug. 6 | Patchy rain possible | 20° /10° | 0 mm | 5 | |
| Aug. 7 | Sunny | 19° /9° | 0 mm | 5 | |
| Aug. 8 | Patchy rain possible | 19° /9° | 0.1 mm | 4 | |
| Aug. 9 | Light drizzle | 17° /11° | 3.1 mm | 4 | |
| Aug. 10 | Fog | 15° /7° | 2.9 mm | 3 | |
| Aug. 11 | Light drizzle | 9° /5° | 6 mm | 2 | |
| Aug. 12 | Light drizzle | 14° /7° | 5.1 mm | 3 | |
| Aug. 13 | Light rain shower | 13° /6° | 2 mm | 3 | |
| Aug. 14 | Patchy rain possible | 13° /4° | 0.3 mm | 3 | |
| Aug. 15 | Sunny | 14° /4° | 0 mm | 4 | |
| Aug. 16 | Patchy rain possible | 15° /5° | 0 mm | 4 | |
| Aug. 17 | Patchy rain possible | 15° /5° | 0 mm | 4 | |
| Aug. 18 | Sunny | 19° /8° | 0 mm | 5 | |
| Aug. 19 | Light drizzle | 11° /8° | 1.6 mm | 3 | |
| Aug. 20 | Light rain shower | 11° /6° | 2.9 mm | 3 | |
| Aug. 21 | Sunny | 14° /4° | 0 mm | 4 | |
| Aug. 22 | Light rain | 9° /5° | 12.6 mm | 2 | |
| Aug. 23 | Light rain shower | 11° /5° | 1.8 mm | 3 | |
| Aug. 24 | Light rain shower | 11° /6° | 8.3 mm | 3 | |
| Aug. 25 | Moderate rain | 8° /5° | 36.8 mm | 2 | |
| Aug. 26 | Light rain shower | 11° /5° | 6.6 mm | 3 | |
| Aug. 27 | Patchy rain possible | 11° /3° | 0.8 mm | 3 | |
| Aug. 28 | Light rain shower | 9° /6° | 12.9 mm | 2 | |
| Aug. 29 | Light rain shower | 12° /7° | 13.8 mm | 3 | |
| Aug. 30 | Light rain shower | 11° /7° | 10.9 mm | 3 | |
| Aug. 31 | Light rain shower | 11° /7° | 23.7 mm | 3 | |
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Important Notice
Our weather forecast for Juneau in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Juneau forecast closer to your planned date for the most up-to-date weather information.
Juneau in August - FAQ
What are the expected maximum and minimum temperatures in Juneau during August?
During August, expect a variety of temperatures with highs around 14° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Juneau during August?
Significant rainfall exceeding 154.5 mm is expected in Juneau during August, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Juneau during August?
The average wind speed in Juneau during August is 7 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Juneau
Explore the daily rainfall trends and prepare for Juneaus August weather 💧
UV exposure in Juneau during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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