May weather forecastBella Union, Uruguay
May
Weather in May
The last month of the autumn, May, is another pleasant month in Bella Union, Uruguay, with an average temperature fluctuating between 20.8°C (69.4°F) and 12.3°C (54.1°F).Temperature
In May, the meteorological conditions change slightly, with the average high-temperature moving from a moderately hot 25.7°C (78.3°F) in April to a pleasant 20.8°C (69.4°F). An average low-temperature of 12.3°C (54.1°F) marks the nights throughout May.Humidity
May and June, with an average relative humidity of 86%, are the most humid months.Rainfall
In Bella Union, in May, it is raining for 12 days, with typically 83mm (3.27") of accumulated precipitation. Throughout the year, there are 128.6 rainfall days, and 840mm (33.07") of precipitation is accumulated.Daylight
The average length of the day in May is 10h and 35min.On the first day of May, sunrise is at 07:20 and sunset at 18:14. On the last day of the month, sunrise is at 07:38 and sunset at 17:57 -03.
Sunshine
The average sunshine in May is 6.7h.UV index
May is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: A maximum high daily UV index of 3 during May translates into the following directions:
Act with care - The need to guard against sun damage is communicated. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Bella Union, Uruguay
- Average high temperature in May: 20.8°C
The warmest month (with the highest average high temperature) is January (32.6°C).
The month with the lowest average high temperature is July (17.2°C).
- Average low temperature in May: 12.3°C
The months with the highest average low temperature are January and February (20.3°C).
The coldest month (with the lowest average low temperature) is July (8.7°C).
Average pressure in May
Bella Union, Uruguay
- Average pressure in May: 1016.9mbar
The month with the highest atmospheric pressure is July (1018.8mbar).
The month with the lowest atmospheric pressure is December (1009.5mbar).
Average wind speed in May
Bella Union, Uruguay
- Average wind speed in May: 10.1km/h
The windiest month (with the highest average wind speed) is August (12.6km/h).
The calmest month (with the lowest average wind speed) is April (9.5km/h).
Average humidity in May
Bella Union, Uruguay
- Average humidity in May: 86%
The months with the highest relative humidity are May and June (86%).
The month with the lowest relative humidity is January (64%).
Average rainfall in May
Bella Union, Uruguay
- Average rainfall in May: 83mm
The wettest month (with the highest rainfall) is December (110mm).
The driest months (with the least rainfall) are June and August (45mm).
Average rainfall days in May
Bella Union, Uruguay
- Average rainfall days in May: 12 days
The month with the highest number of rainy days is December (12.5 days).
The month with the least rainy days is August (8.8 days).
Average daylight in May /
Average sunshine in May
Bella Union, Uruguay
- Average daylight in May: 10h and 36min
The month with the longest days is December (Average daylight: 14h and 6min).
The month with the shortest days is June (Average daylight: 10h and 12min).
- Average sunshine in May: 6h and 42min
The month with the most sunshine is December (Average sunshine: 10h and 42min).
The month with the least sunshine is June (Average sunshine: 5h and 48min).
Average sunshine days in May
Bella Union, Uruguay
- Average sunshine days in May: 17.5 days
The month with the most sunshine days is August (20.7 days).
The month with the least sunshine days is February (15.7 days).
Average UV index in May
Bella Union, Uruguay
- Average UV index in May: 3
The months with the highest UV index are January and December (UV index 7).
The month with the lowest UV index is May (UV index 3).
Average cloud cover in May
Bella Union, Uruguay
- Average cloud cover in May: 50
The month with the most cloud cover is May (Cloud cover 50).
The months with the least cloud cover are January, March and November (Cloud cover 24).
Average visibility in May
Bella Union, Uruguay
- Average visibility in May: 7km
The months with the highest visibility are January, February, March, April, September, October, November and December (9km).
The month with the lowest visibility is May (7km).





