November weather forecast and climate
Jaffna, Sri Lanka

Weather in November

November, the last month of the autumn, in Jaffna, is another warm month, with average temperature varying between 26.9°C (80.4°F) and 28.4°C (83.1°F).

Temperature

In Jaffna, the average high-temperature is almost the same as in October - a still warm 28.4°C (83.1°F). In Jaffna, the average low-temperature is 26.9°C (80.4°F).

Heat index

In November, the average heat index is appraised at a hot 32.6°C (90.7°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'feels like', or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like activity, wind, clothing, and differences in body mass, height, and shape affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In November, the average relative humidity in Jaffna is 77%.

Rainfall

In Jaffna, Sri Lanka, in November, during 22.2 rainfall days, 183mm (7.2") of precipitation is typically accumulated. Throughout the year, in Jaffna, there are 148.6 rainfall days, and 769mm (30.28") of precipitation is accumulated.

Sea temperature

In Jaffna, in November, the average water temperature is 28.4°C (83.1°F).
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In November, the average length of the day in Jaffna, Sri Lanka, is 11.7h.

Sunshine

In Jaffna, the average sunshine is 5.9h.

UV index

November is the month with the lowest UV index, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to the UV radiation for average individuals.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
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FAQ

What is the temperature in November in Jaffna?

In Jaffna, in November, the average high-temperature is 28.4°C (83.1°F), and the average low-temperature is 26.9°C (80.4°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in November is appraised at 32.6°C (90.7°F).

What is the average humidity in November in Jaffna?

In November, the average relative humidity in Jaffna, Sri Lanka, is 77%.

How many days does it rain in November in Jaffna?

In Jaffna, Sri Lanka, in November, during 22.2 rainfall days, 183mm (7.2") of precipitation is typically accumulated.

How warm is the water in November in Jaffna?

In November, the average sea temperature is 28.4°C (83.1°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the average length of the day in November in Jaffna?

The average length of the day in November is 11.7h.

How long on average sun shines in November in Jaffna?

In November, the average sunshine in Jaffna is 5.9h.

When is the lowest UV index in Jaffna?

The month with the lowest UV index is November, with an average maximum UV index of 6.

How high is the UV index in November in Jaffna?

In November, the average daily maximum UV index in Jaffna is 6. A UV Index value of 6 to 7 symbolizes a high health threat from the exposure to the Sun's UV radiation.

Average temperature in November
Jaffna, Sri Lanka

Average temperature in November - Jaffna, Sri Lanka
  • Average high temperature in November: 28.4°C

The warmest month (with the highest average high temperature) is April (30.4°C).
The month with the lowest average high temperature is January (26.8°C).

  • Average low temperature in November: 26.9°C

The month with the highest average low temperature is May (29°C).
The coldest month (with the lowest average low temperature) is January (25.5°C).

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Average pressure in November
Jaffna, Sri Lanka

Average pressure in November - Jaffna, Sri Lanka
  • Average pressure in November: 1009.8mbar

The month with the highest atmospheric pressure is January (1012.5mbar).
The month with the lowest atmospheric pressure is June (1005.9mbar).

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Average wind speed in November
Jaffna, Sri Lanka

Average wind speed in November - Jaffna, Sri Lanka
  • Average wind speed in November: 19.2km/h

The windiest month (with the highest average wind speed) is June (33.8km/h).
The calmest months (with the lowest average wind speed) are March and April (16.7km/h).

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Average humidity in November
Jaffna, Sri Lanka

Average humidity in November - Jaffna, Sri Lanka
  • Average humidity in November: 77%

Months with the highest relative humidity are May, August and September (79%).
The month with the lowest relative humidity is March (75%).

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Average rainfall in November
Jaffna, Sri Lanka

Average rainfall in November - Jaffna, Sri Lanka
  • Average rainfall in November: 183mm

The wettest month (with the highest rainfall) is October (191mm).
The driest month (with the least rainfall) is March (13mm).

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Average rainfall days in November
Jaffna, Sri Lanka

Average rainfall days in November - Jaffna, Sri Lanka
  • Average rainfall days in November: 22.2 days

The month with the highest number of rainy days is October (22.6 days).
The month with the least rainy days is March (5.8 days).

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Average sea temperature in November
Jaffna, Sri Lanka

Average sea temperature in November - Jaffna, Sri Lanka
  • Average sea temperature in November: 28.4°C

The best month for swimming (with the highest average sea temperature) is April (30.1°C).
The coldest month (with the lowest average sea temperature) is January (26.8°C).

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Average daylight in November /
Average sunshine in November
Jaffna, Sri Lanka

Average daylight in November / Average sunshine in November - Jaffna, Sri Lanka
  • Average daylight in November: 11.7h

The month with the longest days is June (Average daylight: 12.7h).
Months with the shortest days are January and December (Average daylight: 11.6h).

  • Average sunshine in November: 5.9h

The month with the most sunshine is June (Average sunshine: 11.6h).
The month with the least sunshine is December (Average sunshine: 5.5h).

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Average sunshine days in November
Jaffna, Sri Lanka

Average sunshine days in November - Jaffna, Sri Lanka
  • Average sunshine days in November: 6.3 days

The month with the most sunshine days is March (23.9 days).
The month with the least sunshine days is November (6.3 days).

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Average UV index in November
Jaffna, Sri Lanka

Average UV index in November - Jaffna, Sri Lanka
  • Average UV index in November: 6

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

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Average cloud cover in November
Jaffna, Sri Lanka

Average cloud cover in November - Jaffna, Sri Lanka
  • Average cloud cover in November: 43

The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is March (Cloud cover 16).

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Average visibility in November
Jaffna, Sri Lanka

Average visibility in November - Jaffna, Sri Lanka
  • Average visibility in November: 10km

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

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