May weather forecast
Udaellepola, Sri Lanka

May

Weather in May

The last month of the spring, May, is also a moderately hot month in Udaellepola, Sri Lanka, with an average temperature ranging between max 28.3°C (82.9°F) and min 21.8°C (71.2°F).

Temperature

Udaellepola experiences an average high-temperature of a moderately hot 28.3°C (82.9°F) in May, subtly different from April's 30°C (86°F). Udaellepola's temperature lowers to a mean of 21.8°C (71.2°F) during the nights in May.

Heat index

For May, the heat index is estimated at a tropical 34°C (93.2°F). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
Always consider that heat index estimations are for light winds and places in the shade. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is the outcome of merging air's temperature and its humidity metrics. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.

Humidity

The months with the highest humidity in Udaellepola are May and June, with an average relative humidity of 88%.

Rainfall

In Udaellepola, during May, the rain falls for 29.8 days and regularly aggregates up to 270mm (10.63") of precipitation. Throughout the year, there are 317.3 rainfall days, and 2422mm (95.35") of precipitation is accumulated.

Daylight

In Udaellepola, the average length of the day in May is 12h and 26min.
On the first day of the month, sunrise is at 05:53 and sunset at 18:15. On the last day of May, sunrise is at 05:50 and sunset at 18:19 +0530.

Sunshine

The average sunshine in May in Udaellepola, Sri Lanka, is 7.6h.

UV index

January through August, November and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 6 in May suggests the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Opt for tightly woven and loose clothing to enhance protection from the Sun.

Frequently asked questions

How hot does it get in May?
May temperatures vary between a high-temperature of 28.3°C (82.9°F) and a low-temperature of 21.8°C (71.2°F). In May, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is estimated at 34°C (93.2°F).
What are the most humid months in Udaellepola?
May and June, with an average relative humidity of 88%, are most humid months in Udaellepola.
What is the average humidity in May?
The average relative humidity in May is 88%.
How many days does it rain in May?
In May, the rain falls for 29.8 days. Throughout May, 270mm (10.63") of precipitation is accumulated.
How many hours of daylight does Udaellepola have in May?
In May, the average day length is 12h and 26min.
When are sunrise and sunset in May in Udaellepola?
On the first day of May, sunrise is at 05:53 and sunset at 18:15. On the last day of the month, sunrise is at 05:50 and sunset at 18:19 +0530.
How many hours of sunshine does Udaellepola have in May?
In Udaellepola, the average sunshine duration in May is 7.6h.
What is the month with the highest UV index?
January through August, November and December, with an average maximum UV index of 6, are months with the highest UV index.
What is the UV index intensity in May?
In Udaellepola, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Udaellepola, Sri Lanka
Average temperature in May
Udaellepola, Sri Lanka
  • Average high temperature in May: 28.3°C

The warmest month (with the highest average high temperature) is March (31.1°C).
The months with the lowest average high temperature are June and July (27.3°C).

  • Average low temperature in May: 21.8°C

The months with the highest average low temperature are May and June (21.8°C).
The coldest month (with the lowest average low temperature) is February (18.7°C).

Average pressure in May - Udaellepola, Sri Lanka
Average pressure in May
Udaellepola, Sri Lanka
  • Average pressure in May: 1008.6mbar

The month with the highest atmospheric pressure is January (1011.6mbar).
The month with the lowest atmospheric pressure is May (1008.6mbar).

Average wind speed in May - Udaellepola, Sri Lanka
Average wind speed in May
Udaellepola, Sri Lanka
  • Average wind speed in May: 6.5km/h

The windiest month (with the highest average wind speed) is July (8.8km/h).
The calmest months (with the lowest average wind speed) are February and March (3.9km/h).

Average humidity in May - Udaellepola, Sri Lanka
Average humidity in May
Udaellepola, Sri Lanka
  • Average humidity in May: 88%

The months with the highest relative humidity are May and June (88%).
The months with the lowest relative humidity are January and February (80%).

Average rainfall in May - Udaellepola, Sri Lanka
Average rainfall in May
Udaellepola, Sri Lanka
  • Average rainfall in May: 270mm

The wettest month (with the highest rainfall) is October (357mm).
The driest month (with the least rainfall) is January (85mm).

Average rainfall days in May - Udaellepola, Sri Lanka
Average rainfall days in May
Udaellepola, Sri Lanka
  • Average rainfall days in May: 29.8 days

The month with the highest number of rainy days is May (29.8 days).
The month with the least rainy days is January (18.9 days).

Average daylight in May / Average sunshine in May - Udaellepola, Sri Lanka
Average daylight in May /
Average sunshine in May
Udaellepola, Sri Lanka
  • Average daylight in May: 12h and 2min

The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).

  • Average sunshine in May: 7h and 4min

The month with the most sunshine is April (Average sunshine: 8h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

Average sunshine days in May - Udaellepola, Sri Lanka
Average sunshine days in May
Udaellepola, Sri Lanka
  • Average sunshine days in May: 0.8 days

The month with the most sunshine days is January (9.2 days).
The month with the least sunshine days is April (0.2 days).

Average UV index in May - Udaellepola, Sri Lanka
Average UV index in May
Udaellepola, Sri Lanka
  • Average UV index in May: 6

The months with the highest UV index are January, February, March, April, May, June, July, August, November and December (UV index 6).
The months with the lowest UV index are September and October (UV index 5).

Average cloud cover in May - Udaellepola, Sri Lanka
Average cloud cover in May
Udaellepola, Sri Lanka
  • Average cloud cover in May: 61

The month with the most cloud cover is June (Cloud cover 65).
The month with the least cloud cover is January (Cloud cover 33).

Average visibility in May - Udaellepola, Sri Lanka
Average visibility in May
Udaellepola, Sri Lanka
  • Average visibility in May: 7km

The months with the highest visibility are January, February, March, June, July, August and December (8km).
The months with the lowest visibility are April, May, September, October and November (7km).

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