Temperatures in May
It's hot in May in Roseau with an average temperature of 32°C. Temperatures this month range from a low of 31°C to a high of 33°C. At night, you can expect temperatures between 21°C and 26°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Roseau 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 Roseau with hot temperatures, averaging around 32°C during the day and nights close to 25°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-May
By mid-May, the average daytime temperature stays the same at 32°C, with nights close to 25°C. Not much precipitation expected during this period. It’s mostly dry with sunshine. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of May
By the end of May, the average daytime temperature in Roseau will be around 32°C, with nights close to 24°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Water temperature
The water temperature at Roseau is 29°C this month. Nice and warm for a swim.
Precipitation in May
In May, there is an average of 74 mm of precipitation, spread over 11 days. The wind speed is around 5 Bft, mostly coming from the East.
The average precipitation chance is 35% per day this month. The weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Roseau. 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.
Roseau in May |
London | ||
|---|---|---|---|
 Average Temperature |
32°C | 18°C | |
 High Temp |
33°C | 21°C | |
| Low Temp |
31°C | 15°C | |
 Total Precipitation |
74 mm | 46 mm | |
| Rainy Days |
11 days | 8 days | |
April
UV index
The UV index is a maximum of 10 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 Roseau?
May is a great month to be in Roseau for sunny weather. You’ll get high temperatures and not too much rain this month.
Temperature records for Roseau in May
With 34°C, Roseau hit the highest temperature in the last 10 years in May 2020. The lowest daytime temperature in this month was 27°C in 2014. The extreme night temperatures ranged from a low of 3°C to a high of 27°C.
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Daily Temperature in May in Roseau
This chart shows the average daily temperatures, both day and night, for each day in May in Roseau, 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 Roseau
The chart below shows the average daily precipitation in May for Roseau, 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 11 days of rain in Roseau.
Daily UV Index in May in Roseau
This chart shows the average daily UV index in May in Roseau, 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 Roseau Over the Years
This chart shows the average temperature in May in Roseau, measured in degrees Celsius, over the past years.
Total Precipitation in May in Roseau Over the Years
This chart shows the average precipitation in May in Roseau, 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 Roseau
Click on a specific day in May for detailed info on the typical weather on that day in Roseau. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Roseau
Have you been to Roseau in May?
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Average Weather in Roseau by Month
Click on a month below to see detailed weather info for Roseau. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
