May weather forecast
Siddamulla, Sri Lanka

May

Weather in May

The last month of the spring, May, is also a hot month in Siddamulla, Sri Lanka, with temperature in the range of an average high of 30.3°C (86.5°F) and an average low of 26.4°C (79.5°F).

Temperature

With the onset of May, Siddamulla's average high-temperature clocks in at a still tropical 30.3°C (86.5°F), showing a minor fluctuation from the previous month. Nighttime temperatures during May report a consistent average of 26.4°C (79.5°F).

Heat index

The heat index value during May is appraised at a torrid 39°C (102.2°F). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.
In reference to the heat index, it's for places in shade and with a slight wind. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

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

Rainfall

In Siddamulla, in May, during 27.1 rainfall days, 279mm (10.98") of precipitation is typically accumulated. Throughout the year, there are 272.3 rainfall days, and 2039mm (80.28") of precipitation is accumulated.

Daylight

In May, the average length of the day is 12h and 26min.
On the first day of May in Siddamulla, sunrise is at 05:56 and sunset at 18:18. On the last day of the month, sunrise is at 05:53 and sunset at 18:22 +0530.

Sunshine

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

UV index

The months with the lowest UV index in Siddamulla are May, June, August and October, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum high daily UV index of 6 during May translates into the following directions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.

Frequently asked questions

Is it hot in Siddamulla during May?
The high-temperature, in May, in Siddamulla, records 30.3°C (86.5°F), while the low-temperature is 26.4°C (79.5°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), 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 Siddamulla?
In Siddamulla, the average relative humidity in May is 81%.
How much does it rain in Siddamulla in May?
In Siddamulla, during May, the rain falls for 27.1 days and regularly aggregates up to 279mm (10.98") of precipitation.
How many hours of daylight does Siddamulla have in May?
In May, the average day length in Siddamulla, Sri Lanka, is 12h and 26min.
What time are sunrise and sunset in May in Siddamulla?
In May, on the first day of the month, sunrise is at 05:56 and sunset at 18:18. On the last day of the month, sunrise is at 05:53 and sunset at 18:22 +0530.
How many hours of sunshine does Siddamulla have in May?
In May, the average sunshine duration in Siddamulla, Sri Lanka, is 8.7h.
When is the lowest UV index in Siddamulla?
May, June, August and October, with an average maximum UV index of 6, are months with the lowest UV index.
How high is the UV index in May in Siddamulla?
In Siddamulla, Sri Lanka, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's 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 - Siddamulla, Sri Lanka
Average temperature in May
Siddamulla, Sri Lanka
  • Average high temperature in May: 30.3°C

The warmest months (with the highest average high temperature) are March and April (31.4°C).
The month with the lowest average high temperature is August (28.6°C).

  • Average low temperature in May: 26.4°C

The month with the highest average low temperature is May (26.4°C).
The coldest month (with the lowest average low temperature) is January (23.3°C).

Average pressure in May - Siddamulla, Sri Lanka
Average pressure in May
Siddamulla, 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 - Siddamulla, Sri Lanka
Average wind speed in May
Siddamulla, Sri Lanka
  • Average wind speed in May: 13.4km/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 (8km/h).

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

The months with the highest relative humidity are June, July and August (83%).
The month with the lowest relative humidity is January (74%).

Average rainfall in May - Siddamulla, Sri Lanka
Average rainfall in May
Siddamulla, Sri Lanka
  • Average rainfall in May: 279mm

The wettest month (with the highest rainfall) is June (329mm).
The driest month (with the least rainfall) is January (37mm).

Average rainfall days in May - Siddamulla, Sri Lanka
Average rainfall days in May
Siddamulla, Sri Lanka
  • Average rainfall days in May: 27.1 days

The month with the highest number of rainy days is August (29.8 days).
The month with the least rainy days is January (11.2 days).

Average daylight in May / Average sunshine in May - Siddamulla, Sri Lanka
Average daylight in May /
Average sunshine in May
Siddamulla, 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 36min).

Average sunshine days in May - Siddamulla, Sri Lanka
Average sunshine days in May
Siddamulla, Sri Lanka
  • Average sunshine days in May: 2.7 days

The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is July (0.4 days).

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

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

Average cloud cover in May - Siddamulla, Sri Lanka
Average cloud cover in May
Siddamulla, 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 - Siddamulla, Sri Lanka
Average visibility in May
Siddamulla, 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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