Ketchikan (AK)
May
Weather in Ketchikan, Alaska for May 2027
Your guide to Ketchikan weather in May - trends and predictions
In general, the average temperature in Ketchikan at the beginning of May is 10.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 9.3 °C by the end of May.
Ketchikan experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 681.7 mm.
Is May a good time to visit Ketchikan? check out the best time to travel to Ketchikan page.
✨ Is May a good time to visit Ketchikan? – Ask the AI Weatherman
Temperatures
Rain 🌧️
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10
Dry days
21
Rainy days
0
Snow days
10°/6°
Temperatures
15 km/h
Avg max wind
81 %
Avg humidity
Ketchikan Weather May
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Temperatures trend during May in Ketchikan
See the weather trend as well as the moving average line
May weather in Ketchikan day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Heavy rain | 11° /6° | 45.6 mm | 3 | |
| May 2 |  Moderate rain | 11° /6° | 20.4 mm | 3 | |
| May 3 |  Light rain | 11° /5° | 4 mm | 4 | |
| May 4 | Light rain | 13° /7° | 6 mm | 4 | |
| May 5 | Heavy rain | 11° /6° | 36.9 mm | 3 | |
| May 6 | Light rain | 8° /5° | 7.7 mm | 2 | |
| May 7 | Light rain | 9° /4° | 6 mm | 3 | |
| May 8 | Heavy rain | 9° /6° | 28.6 mm | 2 | |
| May 9 | Heavy rain | 9° /7° | 26.5 mm | 2 | |
| May 10 | Light rain | 9° /7° | 8.9 mm | 2 | |
| May 11 |  Overcast | 11° /7° | 0.3 mm | 2 | |
| May 12 | Light rain | 11° /6° | 4.3 mm | 2 | |
| May 13 | Light drizzle | 9° /6° | 2.3 mm | 2 | |
| May 14 | Moderate rain | 9° /5° | 10.4 mm | 2 | |
| May 15 | Heavy rain | 8° /5° | 28.6 mm | 2 | |
| May 16 | Moderate rain | 10° /6° | 14.3 mm | 3 | |
| May 17 | Light rain | 9° /6° | 9.7 mm | 2 | |
| May 18 | Moderate rain | 9° /6° | 10.8 mm | 2 | |
| May 19 | Heavy rain | 9° /5° | 27.4 mm | 3 | |
| May 20 | Light rain | 9° /6° | 3.7 mm | 3 | |
| May 21 |  Patchy rain possible | 10° /6° | 0.1 mm | 3 | |
| May 22 |  Partly cloudy | 12° /6° | 0 mm | 4 | |
| May 23 | Heavy rain | 8° /6° | 30.9 mm | 2 | |
| May 24 | Heavy rain | 9° /6° | 51.3 mm | 2 | |
| May 25 | Heavy rain | 11° /6° | 31.2 mm | 3 | |
| May 26 | Heavy rain | 9° /6° | 28.7 mm | 3 | |
| May 27 | Heavy rain | 9° /6° | 83.4 mm | 3 | |
| May 28 | Heavy rain | 10° /6° | 84.6 mm | 3 | |
| May 29 | Light rain | 9° /6° | 7.1 mm | 3 | |
| May 30 | Heavy rain | 8° /5° | 50.6 mm | 2 | |
| May 31 | Moderate rain | 9° /6° | 11.4 mm | 3 | |
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Important Notice
Our weather forecast for Ketchikan in May 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 Ketchikan forecast closer to your planned date for the most up-to-date weather information.
Change Month
Ketchikan in May - FAQ
What are the expected maximum and minimum temperatures in Ketchikan during May?
During May, 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 Ketchikan during May?
Significant rainfall exceeding 681.7 mm is expected in Ketchikan during May, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Ketchikan during May?
The average wind speed in Ketchikan during May is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Ketchikan
Explore the daily rainfall trends and prepare for Ketchikans May weather 💧
Typically, Ketchikan has 21 rainy days in May with a total of 681.7 mm of rainfall.
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