May weather forecast
Jawatta, Sri Lanka

May

Weather in May

May, the last month of the spring in Jawatta, is another hot month, with temperature in the range of an average low of 26.3°C (79.3°F) and an average high of 30.2°C (86.4°F).

Temperature

May's arrival brings an average high-temperature of a still tropical 30.2°C (86.4°F), demonstrating subtle variation from the preceding month. Jawatta experiences an average nighttime temperature of 26.3°C (79.3°F) in May, reflecting a minor difference from the day's peak.

Heat index

May's mean heat index is appraised at a very hot 39°C (102.2°F). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
One of the main methods the human body employs to cool down is by perspiring, as this process allows sweat to evaporate and remove excess heat. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

In May, the average relative humidity in Jawatta is 81%.

Rainfall

In Jawatta, Sri Lanka, in May, it is raining for 28 days, with typically 303mm (11.93") of accumulated precipitation. Throughout the year, in Jawatta, there are 273.8 rainfall days, and 2059mm (81.06") of precipitation is accumulated.

Daylight

The average length of the day in May in Jawatta, Sri Lanka, is 12h and 25min.
On the first day of May in Jawatta, sunrise is at 05:56 and sunset at 18:17. On the last day of the month, sunrise is at 05:53 and sunset at 18:22 +0530.

Sunshine

In Jawatta, the average sunshine in May is 8.7h.

UV index

May, June and August, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 6 in May translates into this advice:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.

Frequently asked questions

Is it hot in Jawatta during May?
In Jawatta, in May, the average high-temperature is 30.2°C (86.4°F), and the average low-temperature is 26.3°C (79.3°F). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in May is appraised at 39°C (102.2°F).
What is the average humidity in May in Jawatta?
In May, the average relative humidity in Jawatta, Sri Lanka, is 81%.
How many days does it rain in May in Jawatta?
In May, in Jawatta, the rain falls for 28 days. Throughout May, 303mm (11.93") of precipitation is accumulated.
What is the average length of the day in May in Jawatta?
In Jawatta, Sri Lanka, the average day length in May is 12h and 25min.
When are sunrise and sunset in May in Jawatta?
In May, on the first day of the month, sunrise is at 05:56 and sunset at 18:17. On the last day of the month, in Jawatta, Sri Lanka, sunrise is at 05:53 and sunset at 18:22 +0530.
How long on average sun shines in May in Jawatta?
The average sunshine duration in May in Jawatta is 8.7h.
When is the lowest UV index in Jawatta?
The months with the lowest UV index in Jawatta, Sri Lanka, are May, June and August, with an average maximum UV index of 6.
What is the UV index intensity in May in Jawatta?
In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
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 - Jawatta, Sri Lanka
Average temperature in May
Jawatta, Sri Lanka
  • Average high temperature in May: 30.2°C

The warmest months (with the highest average high temperature) are March and April (31.3°C).
The month with the lowest average high temperature is August (28.6°C).

  • Average low temperature in May: 26.3°C

The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is January (23.4°C).

Average pressure in May - Jawatta, Sri Lanka
Average pressure in May
Jawatta, Sri Lanka
  • Average pressure in May: 1008.7mbar

The month with the highest atmospheric pressure is January (1011.6mbar).
The month with the lowest atmospheric pressure is May (1008.7mbar).

Average wind speed in May - Jawatta, Sri Lanka
Average wind speed in May
Jawatta, Sri Lanka
  • Average wind speed in May: 13.3km/h

The windiest month (with the highest average wind speed) is June (15.9km/h).
The calmest month (with the lowest average wind speed) is March (7.9km/h).

Average humidity in May - Jawatta, Sri Lanka
Average humidity in May
Jawatta, Sri Lanka
  • Average humidity in May: 81%

The months with the highest relative humidity are June, July and August (83%).
The months with the lowest relative humidity are January and February (75%).

Average rainfall in May - Jawatta, Sri Lanka
Average rainfall in May
Jawatta, Sri Lanka
  • Average rainfall in May: 303mm

The wettest month (with the highest rainfall) is June (350mm).
The driest month (with the least rainfall) is January (25mm).

Average rainfall days in May - Jawatta, Sri Lanka
Average rainfall days in May
Jawatta, Sri Lanka
  • Average rainfall days in May: 28 days

The months with the highest number of rainy days are July and August (29.5 days).
The month with the least rainy days is January (8.9 days).

Average daylight in May / Average sunshine in May - Jawatta, Sri Lanka
Average daylight in May /
Average sunshine in May
Jawatta, 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: 8h and 4min

The month with the most sunshine is January (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 6h and 48min).

Average sunshine days in May - Jawatta, Sri Lanka
Average sunshine days in May
Jawatta, Sri Lanka
  • Average sunshine days in May: 1.2 days

The month with the most sunshine days is January (21 days).
The months with the least sunshine days are June and July (0.3 days).

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

The months with the highest UV index are January, February, March, April, July, September, October, November and December (UV index 7).
The months with the lowest UV index are May, June and August (UV index 6).

Average cloud cover in May - Jawatta, Sri Lanka
Average cloud cover in May
Jawatta, Sri Lanka
  • Average cloud cover in May: 52

The month with the most cloud cover is June (Cloud cover 55).
The month with the least cloud cover is January (Cloud cover 24).

Average visibility in May - Jawatta, Sri Lanka
Average visibility in May
Jawatta, Sri Lanka
  • Average visibility in May: 9km

The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are May, June, July, August, September and October (9km).

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