Kenai Peninsula Borough (Seward)
September
Weather in Kenai Peninsula Borough, Alaska for September 2027
Your guide to Kenai Peninsula Borough weather in September - trends and predictions
In general, the average temperature in Kenai Peninsula Borough at the beginning of September is 12.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 7.9 °C by the end of September.
Kenai Peninsula Borough experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 350.2 mm.
Is September a good time to visit Kenai Peninsula Borough? check out the best time to travel to Kenai Peninsula Borough page.
✨ Is September a good time to visit Kenai Peninsula Borough? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
9
Dry days
21
Rainy days
0
Snow days
10°/6°
Temperatures
14 km/h
Avg max wind
84 %
Avg humidity
Kenai Peninsula Borough Weather September
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Temperatures trend during September in Kenai Peninsula Borough
See the weather trend as well as the moving average line
September weather in Kenai Peninsula Borough day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 13° /6° | 1.4 mm | 3 | |
| Sept. 2 | Patchy rain possible | 14° /8° | 1.2 mm | 3 | |
| Sept. 3 |  Light rain | 13° /8° | 3.7 mm | 2 | |
| Sept. 4 |  Moderate rain | 11° /8° | 15.1 mm | 3 | |
| Sept. 5 |  Heavy rain | 12° /9° | 32 mm | 2 | |
| Sept. 6 | Moderate rain | 11° /9° | 23.1 mm | 2 | |
| Sept. 7 | Moderate rain | 11° /8° | 19.4 mm | 2 | |
| Sept. 8 |  Moderate rain at times | 11° /7° | 7.2 mm | 2 | |
| Sept. 9 | Moderate rain | 12° /8° | 14.8 mm | 2 | |
| Sept. 10 | Moderate rain | 12° /8° | 16.6 mm | 2 | |
| Sept. 11 | Moderate rain | 12° /8° | 15.6 mm | 2 | |
| Sept. 12 |  Heavy rain at times | 12° /7° | 16.6 mm | 2 | |
| Sept. 13 | Light rain | 13° /6° | 4.2 mm | 2 | |
| Sept. 14 | Moderate or heavy rain shower | 12° /5° | 8.5 mm | 2 | |
| Sept. 15 | Moderate rain | 10° /6° | 15.2 mm | 2 | |
| Sept. 16 | Moderate rain | 11° /5° | 12.3 mm | 2 | |
| Sept. 17 | Moderate rain | 9° /5° | 14 mm | 2 | |
| Sept. 18 | Heavy rain at times | 9° /6° | 13 mm | 2 | |
| Sept. 19 | Moderate rain | 10° /5° | 16.4 mm | 2 | |
| Sept. 20 | Light rain | 10° /6° | 5.2 mm | 2 | |
| Sept. 21 | Moderate rain | 9° /5° | 14.1 mm | 2 | |
| Sept. 22 | Light rain | 9° /4° | 4.1 mm | 2 | |
| Sept. 23 | Moderate or heavy rain shower | 9° /4° | 9.7 mm | 2 | |
| Sept. 24 | Moderate rain | 7° /4° | 22.6 mm | 1 | |
| Sept. 25 | Moderate rain | 7° /5° | 15.2 mm | 1 | |
| Sept. 26 | Moderate rain | 8° /3° | 16.1 mm | 1 | |
| Sept. 27 | Light rain | 8° /2° | 4.4 mm | 1.9 | |
| Sept. 28 | Light rain | 8° /2° | 3.3 mm | 1 | |
| Sept. 29 | Light rain | 9° /3° | 2.8 mm | 1.8 | |
| Sept. 30 | Patchy rain possible | 8° /1° | 2.4 mm | 1.7 | |
| Next | |||||
Important Notice
Our weather forecast for Kenai Peninsula 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 Kenai Peninsula Borough forecast closer to your planned date for the most up-to-date weather information.
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Kenai Peninsula Borough in September - FAQ
What are the expected maximum and minimum temperatures in Kenai Peninsula Borough during September?
During September, expect a variety of temperatures with highs around 10° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Kenai Peninsula Borough during September?
Significant rainfall exceeding 350.2 mm is expected in Kenai Peninsula Borough during September, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Kenai Peninsula Borough during September?
The average wind speed in Kenai Peninsula Borough during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Kenai Peninsula Borough
Explore the daily rainfall trends and prepare for Kenai Peninsula Boroughs September weather 💧
Typically, Kenai Peninsula Borough has 21 rainy days in September with a total of 350.2 mm of rainfall.
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