Temperatures in August
It's cool to moderate in August in Sitka with an average temperature of 17°C. Temperatures this month range from a low of 15°C to a high of 20°C. At night, you can expect temperatures between 12°C and 15°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Sitka in August. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of August
The month of August starts in Sitka with mild temperatures, averaging around 19°C during the day and nights close to 15°C. Plenty of days with a chance of precipitation.
Mid-August
By mid-August, the average daytime temperature drops to around 17°C, with nights close to 13°C. The chance of precipitation is high during this period. Opt for a light coat, jumper or cardigan, and long trousers.
End of August
By the end of August, the average daytime temperature in Sitka will be around 17°C, with nights close to 13°C. There’s a significant chance of many days with precipitation. Opt for a light coat, jumper or cardigan, and long trousers.
Precipitation in August
In August, there is an average of 429 mm of precipitation, spread over 17 days. The wind speed is around 2 Bft, mostly coming from the Southwest.
Across the whole month, the average precipitation chance is 56% per day. Though that seems frequent, the weather’s variable. Some days have high and others have lower precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in August for Sitka. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Sitka in August |
London | ||
|---|---|---|---|
 Average Temperature |
17°C | 22°C | |
 High Temp |
20°C | 24°C | |
| Low Temp |
15°C | 19°C | |
 Total Precipitation |
429 mm | 60 mm | |
| Rainy Days |
17 days | 10 days | |
July
UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is August a good time to visit Sitka?
Looking for sun and warm weather? Then August isn’t the best time to be in Sitka. The temperature is too low this month for a warm stay.
Temperature records for Sitka in August
With 23°C, Sitka hit the highest temperature in the last 10 years in August 2018. The lowest daytime temperature in this month was 11°C in 2015. The extreme night temperatures ranged from a low of 7°C to a high of 17°C.
Check out the climate of Sitka for all months and discover the best travel time
Plan your next holiday
Don’t miss the best holiday deals for Sitka and see what our partners have for you.
Daily Temperature in August in Sitka
This chart shows the average daily temperatures, both day and night, for each day in August in Sitka, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in August in Sitka
The chart below shows the average daily precipitation in August for Sitka, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for August, you can expect around 17 days of rain in Sitka.
Daily UV Index in August in Sitka
This chart shows the average daily UV index in August in Sitka, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Sitka Over the Years
This chart shows the average temperature in August in Sitka, measured in degrees Celsius, over the past years.
Total Precipitation in August in Sitka Over the Years
This chart shows the average precipitation in August in Sitka, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in August for Sitka
Click on a specific day in August for detailed info on the typical weather on that day in Sitka. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Sitka
Have you been to Sitka in August?
Share your weather experience in August in Sitka.
Average Weather in Sitka by Month
Click on a month below to see detailed weather info for Sitka. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
