May weather forecastRurrenabaque, Bolivia
May
Weather in May
Moving into May, the temperature fluctuates slightly, but the most significant change is in the decrease in rainfall to 188mm (7.4") and the drop in relative humidity to 86%. These reductions result in fewer clouds blanketing the city, hence more sunshine. The pleasantly light wind speeds assist in dispelling the heat, creating a more agreeable climate. With impressive visibility and reduced cloud cover, May stands out as a bright and mainly dry month.Temperature
The shift into May reveals an average high-temperature of a still warm 27.5°C (81.5°F), closely mirroring April's climate. Nighttime temperatures in May average to a comfortable 17.8°C (64°F).Heat index
In May, the heat index is appraised at a hot 32°C (89.6°F). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.Note that heat index values are valued for light wind and location in the shade. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', evaluates the perceived heat by adding the effect of moisture in the air. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
Humidity
In May, the average relative humidity is 86%.Rainfall
In Rurrenabaque, during May, the rain falls for 19.3 days and regularly aggregates up to 188mm (7.4") of precipitation. Throughout the year, in Rurrenabaque, there are 251.7 rainfall days, and 2897mm (114.06") of precipitation is accumulated.Daylight
The average length of the day in May in Rurrenabaque is 11h and 27min.On the first day of May, sunrise is at 06:39 and sunset at 18:14. On the last day of the month, sunrise is at 06:48 and sunset at 18:07 -04.
Sunshine
The average sunshine in May is 6.3h.UV index
The months with the lowest UV index are February and May, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: An average maximum UV index of 5 in May leads to these recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Rurrenabaque, Bolivia
- Average high temperature in May: 27.5°C
The warmest month (with the highest average high temperature) is September (32.5°C).
The month with the lowest average high temperature is June (27.1°C).
- Average low temperature in May: 17.8°C
The month with the highest average low temperature is December (21°C).
The coldest month (with the lowest average low temperature) is July (16.6°C).
Average pressure in May
Rurrenabaque, Bolivia
- Average pressure in May: 1013.7mbar
The month with the highest atmospheric pressure is July (1015.1mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed in May
Rurrenabaque, Bolivia
- Average wind speed in May: 3.9km/h
The windiest month (with the highest average wind speed) is September (5.4km/h).
The calmest month (with the lowest average wind speed) is May (3.9km/h).
Average humidity in May
Rurrenabaque, Bolivia
- Average humidity in May: 86%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is September (65%).
Average rainfall in May
Rurrenabaque, Bolivia
- Average rainfall in May: 188mm
The wettest month (with the highest rainfall) is December (414mm).
The driest month (with the least rainfall) is August (57mm).
Average rainfall days in May
Rurrenabaque, Bolivia
- Average rainfall days in May: 19.3 days
The month with the highest number of rainy days is December (28.1 days).
The month with the least rainy days is August (11 days).
Average daylight in May /
Average sunshine in May
Rurrenabaque, Bolivia
- Average daylight in May: 11h and 24min
The month with the longest days is December (Average daylight: 13h and 0min).
The month with the shortest days is June (Average daylight: 11h and 18min).
- Average sunshine in May: 6h and 18min
The month with the most sunshine is August (Average sunshine: 9h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in May
Rurrenabaque, Bolivia
- Average sunshine days in May: 10.3 days
The month with the most sunshine days is August (19.7 days).
The month with the least sunshine days is February (0.9 days).
Average UV index in May
Rurrenabaque, Bolivia
- Average UV index in May: 5
The months with the highest UV index are January, March, April, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are February and May (UV index 5).
Average cloud cover in May
Rurrenabaque, Bolivia
- Average cloud cover in May: 62
The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in May
Rurrenabaque, Bolivia
- Average visibility in May: 6km
The months with the highest visibility are August and September (9km).
The months with the lowest visibility are January, February, March, April and May (6km).





