Sitka City and Borough (Sitka)
September
Weather in Sitka City and Borough for September 2025
Your guide to Sitka City and Borough weather in September - trends and predictions
In general, the average temperature in Sitka City and Borough at the beginning of September is 12.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 8.1 °F by the end of September.
Sitka City and Borough experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 403.4 mm.
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Temperatures
Rain 🌧️
More
6
Dry days
24
Rainy days
0
Snow days
11°/8°
Temperatures
11 km/h
Avg max wind
89 %
Avg humidity
Sitka City and Borough Weather September
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  13° | 2 14° | 3  12° | 4 12° | 5 12° | 6 12° | |
| 7 13° | 8 14° | 9 13° | 10 14° | 11 14° | 12  11° | 13 13° |
| 14 13° | 15 10° | 16 12° | 17  9° | 18  11° | 19 10° | 20  10° |
| 21 11° | 22 10° | 23 11° | 24  10° | 25 9° | 26  8° | 27 8° |
| 28 7° | 29 7° | 30 8° |
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Access Sitka City and Borough weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during September in Sitka City and Borough
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 | Patchy rain possible | 13° /10° | 1.6 mm | 3 | |
| Sept. 2 | Patchy rain possible | 14° /8° | 0.6 mm | 3 | |
| Sept. 3 | Light drizzle | 12° /8° | 1.7 mm | 3 | |
| Sept. 4 | Light drizzle | 12° /8° | 13.6 mm | 3 | |
| Sept. 5 | Light drizzle | 12° /8° | 20.5 mm | 3 | |
| Sept. 6 | Light rain | 12° /8° | 12.1 mm | 3 | |
| Sept. 7 | Patchy rain possible | 13° /10° | 1.7 mm | 3 | |
| Sept. 8 | Patchy rain possible | 14° /6° | 0.4 mm | 3 | |
| Sept. 9 | Patchy rain possible | 13° /5° | 0.2 mm | 3 | |
| Sept. 10 | Light rain shower | 14° /7° | 1.9 mm | 3 | |
| Sept. 11 | Patchy rain possible | 14° /6° | 0.2 mm | 3 | |
| Sept. 12 | Moderate or heavy rain with thunder | 11° /10° | 20.8 mm | 3 | |
| Sept. 13 | Light rain shower | 13° /10° | 10.9 mm | 3 | |
| Sept. 14 | Patchy rain possible | 13° /7° | 1.7 mm | 3 | |
| Sept. 15 | Light rain shower | 10° /9° | 18.4 mm | 3 | |
| Sept. 16 | Light rain shower | 12° /9° | 3.1 mm | 3 | |
| Sept. 17 | Fog | 9° /8° | 0 mm | 2 | |
| Sept. 18 | Moderate rain | 11° /9° | 66.2 mm | 3 | |
| Sept. 19 | Light rain shower | 10° /9° | 31.8 mm | 2 | |
| Sept. 20 | Moderate or heavy rain shower | 10° /9° | 15.1 mm | 3 | |
| Sept. 21 | Moderate or heavy rain shower | 11° /8° | 36.2 mm | 3 | |
| Sept. 22 | Fog | 10° /8° | 7.3 mm | 3 | |
| Sept. 23 | Light rain shower | 11° /10° | 76.7 mm | 3 | |
| Sept. 24 | Overcast | 10° /9° | 4.6 mm | 3 | |
| Sept. 25 | Fog | 9° /7° | 0 mm | 2 | |
| Sept. 26 | Cloudy | 8° /6° | 0 mm | 2 | |
| Sept. 27 | Mist | 8° /7° | 7.5 mm | 2 | |
| Sept. 28 | Fog | 7° /6° | 1 mm | 2 | |
| Sept. 29 | Fog | 7° /6° | 0 mm | 2 | |
| Sept. 30 | Moderate or heavy rain shower | 8° /7° | 47.6 mm | 2 | |
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Important Notice
Our weather forecast for Sitka City and Borough in September 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 Sitka City and Borough forecast closer to your planned date for the most up-to-date weather information.
Sitka City and Borough in September - FAQ
What are the expected maximum and minimum temperatures in Sitka City and Borough during September?
During September, expect a variety of temperatures with highs around 11° and lows near 8°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sitka City and Borough during September?
Significant rainfall exceeding 403.4 mm is expected in Sitka City and Borough during September, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Sitka City and Borough during September?
The average wind speed in Sitka City and Borough during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Sitka City and Borough
Explore the daily rainfall trends and prepare for Sitka City and Boroughs September weather 💧
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Where is Sitka City and Borough?Get accurate weather forecasts for Sitka City and Borough, located at latitude 57.053 and longitude -135.331. Stay updated with localized weather information tailored for Sitka City and Borough.
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