Temperatures in May
It's cool to moderate in May in Devon with an average temperature of 16°C. Temperatures this month range from a low of 12°C to a high of 18°C. At night, you can expect temperatures between 7°C and 11°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Devon 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 Devon with cool temperatures, averaging around 15°C during the day and nights close to 8°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Mid-May
By mid-May, the average daytime temperature rises to around 16°C, with nights close to 9°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 Devon will be around 18°C, with nights close to 10°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.
Discover cheap holidays to Devon 
Precipitation in May
In May, there is an average of 62 mm of precipitation, spread over 12 days. The wind speed is around 4 Bft, mostly coming from the South.
The average precipitation chance is 38% per day this month. The weather’s variable. There are also a few days with higher precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Devon. 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.
Devon in May |
London | ||
|---|---|---|---|
 Average Temperature |
16°C | 18°C | |
 High Temp |
18°C | 21°C | |
| Low Temp |
12°C | 15°C | |
 Total Precipitation |
62 mm | 46 mm | |
| Rainy Days |
12 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 Devon?
Looking for sun and warm weather? Then May isn’t the best time to be in Devon. The temperature is too low this month for a warm stay.
Temperature records for Devon in May
With 23°C, Devon hit the highest temperature in the last 10 years in May 2018. The lowest daytime temperature in this month was 9°C in 2022. The extreme night temperatures ranged from a low of 1°C to a high of 16°C.
Check out the climate of Devon for all months and discover the best travel time
Curious about the climate in other parts of England? Check out the weather and climate in places like London, Edinburgh, Cornwall, or have a look at other destinations in England.
Plan your next holiday
Don’t miss the best holiday deals for Devon and see what our partners have for you.
Daily Temperature in May in Devon
This chart shows the average daily temperatures, both day and night, for each day in May in Devon, 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.
Weather experiences in May in Devon
Okay
Beautiful sunny moments were followed by wet rain. Therefore... more
Daily Precipitation in May in Devon
The chart below shows the average daily precipitation in May for Devon, 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 12 days of rain in Devon.
Daily UV Index in May in Devon
This chart shows the average daily UV index in May in Devon, 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 Devon Over the Years
This chart shows the average temperature in May in Devon, measured in degrees Celsius, over the past years.
Total Precipitation in May in Devon Over the Years
This chart shows the average precipitation in May in Devon, 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 Devon
Click on a specific day in May for detailed info on the typical weather on that day in Devon. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Devon
The weather in May in Devon is rated 3 out of 5 stars by 1 visitor. Have you been to Devon? Share your weather experience to help other visitors.
Write your own review
Beautiful sunny moments were followed by wet rain. Therefore, a light jacket was necessary. Suitable for nature lovers, but avoid this place if you are just looking for sunshine.— This text is automatically translated to English
Have you been to Devon in May?
Share your weather experience in May in Devon.
Average Weather in Devon by Month
Click on a month below to see detailed weather info for Devon. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
