Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
May's arrival registers an average high-temperature of a still moderately hot 27.3°C (81.1°F), closely aligning with the temperature of the previous month. Throughout the May nights, Nawalapitiya encounters a low-temperature of 19.1°C (66.4°F).Heat index
In May, the heat index is calculated to be a hot 31°C (87.8°F). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.The metrics for the heat index are tailored for both shady environments and light winds. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', combines both the air temperature and the humidity level to give a perceived human temperature. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
Humidity
The average relative humidity in May is 86%.Rainfall
In Nawalapitiya, in May, it is raining for 29.8 days, with typically 290mm (11.42") of accumulated precipitation. In Nawalapitiya, during the entire year, the rain falls for 297.4 days and collects up to 2784mm (109.61") of precipitation.Daylight
In May, the average length of the day in Nawalapitiya, Sri Lanka, is 12h and 26min.On the first day of May, sunrise is at 05:53 and sunset at 18:16. On the last day of the month, sunrise is at 05:50 and sunset at 18:20 +0530.
Sunshine
The average sunshine in May in Nawalapitiya is 9.1h.UV index
February through September, with an average maximum UV index of 6, are months with the highest UV index in Nawalapitiya. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.Note: A typical high UV index of 6 in May suggests the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Frequently asked questions
What is the temperature in May in Nawalapitiya?
What is the average humidity in May in Nawalapitiya?
How much does it rain in Nawalapitiya in May?
What is the average length of the day in May in Nawalapitiya?
When are sunrise and sunset in May in Nawalapitiya?
How long on average sun shines in May in Nawalapitiya?
What are the months with the highest UV index in Nawalapitiya?
What is the UV index intensity in May in Nawalapitiya?
Average temperature in May
Nawalapitiya, Sri Lanka
- Average high temperature in May: 27.3°C
The warmest month (with the highest average high temperature) is April (27.6°C).
The month with the lowest average high temperature is December (24.3°C).
- Average low temperature in May: 19.1°C
The month with the highest average low temperature is May (19.1°C).
The coldest month (with the lowest average low temperature) is February (15.3°C).
Average pressure in May
Nawalapitiya, Sri Lanka
- Average pressure in May: 1008.4mbar
The month with the highest atmospheric pressure is January (1011.7mbar).
The month with the lowest atmospheric pressure is June (1008.3mbar).
Average wind speed in May
Nawalapitiya, Sri Lanka
- Average wind speed in May: 6.3km/h
The windiest month (with the highest average wind speed) is June (9.1km/h).
The calmest month (with the lowest average wind speed) is April (3.3km/h).
Average humidity in May
Nawalapitiya, Sri Lanka
- Average humidity in May: 86%
The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is March (80%).
Average rainfall in May
Nawalapitiya, Sri Lanka
- Average rainfall in May: 290mm
The wettest month (with the highest rainfall) is October (656mm).
The driest month (with the least rainfall) is January (85mm).
Average rainfall days in May
Nawalapitiya, 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 February (16.3 days).
Average daylight in May /
Average sunshine in May
Nawalapitiya, 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: 9h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in May
Nawalapitiya, Sri Lanka
- Average sunshine days in May: 0.8 days
The month with the most sunshine days is February (11 days).
The month with the least sunshine days is May (0.8 days).
Average UV index in May
Nawalapitiya, Sri Lanka
- Average UV index in May: 6
The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 6).
The months with the lowest UV index are January, October, November and December (UV index 5).
Average cloud cover in May
Nawalapitiya, Sri Lanka
- Average cloud cover in May: 52
The month with the most cloud cover is November (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 42).
Average visibility in May
Nawalapitiya, Sri Lanka
- Average visibility in May: 7km
The months with the highest visibility are June, July and August (9km).
The months with the lowest visibility are November and December (6km).
Nawalapitiya, Sri Lanka
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