Temperatures in May
It's warm in May in Chelan with an average temperature of 23°C. Temperatures this month range from a low of 20°C to a high of 28°C. At night, you can expect temperatures between 8°C and 14°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Chelan in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in Chelan with warm temperatures, averaging around 22°C during the day and nights close to 9°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-May
By mid-May, the average daytime temperature rises to around 23°C, with nights close to 12°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of May
By the end of May, the average daytime temperature in Chelan will be around 26°C, with nights close to 13°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.
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Precipitation in May
In May, there is an average of 38 mm of precipitation, spread over 6 days. The wind speed is around 4 Bft, mostly coming from the West.
The precipitation chance averages 19% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Chelan. 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.
Chelan in May |
London | ||
|---|---|---|---|
 Average Temperature |
23°C | 18°C | |
 High Temp |
28°C | 21°C | |
| Low Temp |
20°C | 15°C | |
 Total Precipitation |
38 mm | 46 mm | |
| Rainy Days |
6 days | 8 days | |
April
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is May a good time to visit Chelan?
Want nice weather? Then May is a great time to be in Chelan. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Chelan in May
With 33°C, Chelan hit the highest temperature in the last 10 years in May 2023. The lowest daytime temperature in this month was 11°C in 2017. The extreme night temperatures ranged from a low of 2°C to a high of 18°C.
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Daily Temperature in May in Chelan
This chart shows the average daily temperatures, both day and night, for each day in May in Chelan, 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 May in Chelan
The chart below shows the average daily precipitation in May for Chelan, 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 May, you can expect around 6 days of rain in Chelan.
Daily UV Index in May in Chelan
This chart shows the average daily UV index in May in Chelan, 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 May in Chelan Over the Years
This chart shows the average temperature in May in Chelan, measured in degrees Celsius, over the past years.
Total Precipitation in May in Chelan Over the Years
This chart shows the average precipitation in May in Chelan, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in May for Chelan
Click on a specific day in May for detailed info on the typical weather on that day in Chelan. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Chelan
Have you been to Chelan in May?
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Average Weather in Chelan by Month
Click on a month below to see detailed weather info for Chelan. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
