November weather forecast
Grantham, Jamaica

November

Weather in November

The last month of the autumn, November, is another warm month in Grantham, Jamaica, with an average temperature ranging between min 22.5°C (72.5°F) and max 29.7°C (85.5°F).

Temperature

Grantham's November reports an average high-temperature of a moderately hot 29.7°C (85.5°F), exhibiting a minor difference from October. During the month of November, the temperature falls to an average of 22.5°C (72.5°F).

Heat index

In November, the heat index is computed to be a fiery hot 37°C (98.6°F). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
Be aware that heat index ratings are designed for shaded locations and minor breezes. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'feels like', comes about by integrating the temperature readings with the humidity levels. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

October through December, with an average relative humidity of 81%, are the most humid months in Grantham.

Rainfall

In Grantham, in November, during 22.4 rainfall days, 54mm (2.13") of precipitation is typically accumulated. Throughout the year, there are 265.1 rainfall days, and 806mm (31.73") of precipitation is accumulated.

Daylight

In Grantham, the average length of the day in November is 11h and 17min.
On the first day of November in Grantham, sunrise is at 06:07 and sunset at 17:35. On the last day of the month, sunrise is at 06:22 and sunset at 17:30 EST.

Sunshine

The average sunshine in November is 6.8h.

UV index

The months with the lowest UV index in Grantham are January through April, September, November and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In November, the maximum UV index of 6 suggests these recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

Is it hot in Grantham during November?
The high-temperature during November is 29.7°C (85.5°F) and the low-temperature is 22.5°C (72.5°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in November is computed to be 37°C (98.6°F).
What is the most humid month in Grantham?
October through December, with an average relative humidity of 81%, are most humid months in Grantham, Jamaica.
What is the average humidity in November in Grantham?
The average relative humidity in November in Grantham, Jamaica, is 81%.
How much does it rain in Grantham in November?
In Grantham, in November, during 22.4 rainfall days, 54mm (2.13") of precipitation is typically accumulated.
What is the average length of the day in November in Grantham?
In Grantham, Jamaica, the average day length in November is 11h and 17min.
What time are sunrise and sunset in November in Grantham?
In November, on the first day of the month, sunrise is at 06:07 and sunset at 17:35. On the last day of the month, sunrise is at 06:22 and sunset at 17:30 EST.
How long on average sun shines in November in Grantham?
In November, the average sunshine duration in Grantham, Jamaica, is 6.8h.
When is the lowest UV index in Grantham?
January through April, September, November and December, with an average maximum UV index of 6, are months with the lowest UV index.
How high is the UV index in November in Grantham?
In November, the average daily maximum UV index in Grantham, Jamaica, is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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 November - Grantham, Jamaica
Average temperature in November
Grantham, Jamaica
  • Average high temperature in November: 29.7°C

The warmest months (with the highest average high temperature) are July and August (31.7°C).
The month with the lowest average high temperature is January (28.4°C).

  • Average low temperature in November: 22.5°C

The month with the highest average low temperature is August (23.8°C).
The coldest month (with the lowest average low temperature) is January (20.5°C).

Average pressure in November - Grantham, Jamaica
Average pressure in November
Grantham, Jamaica
  • Average pressure in November: 1012.4mbar

The month with the highest atmospheric pressure is January (1015.5mbar).
The month with the lowest atmospheric pressure is October (1011.5mbar).

Average wind speed in November - Grantham, Jamaica
Average wind speed in November
Grantham, Jamaica
  • Average wind speed in November: 6.6km/h

The windiest month (with the highest average wind speed) is June (9km/h).
The calmest month (with the lowest average wind speed) is November (6.6km/h).

Average humidity in November - Grantham, Jamaica
Average humidity in November
Grantham, Jamaica
  • Average humidity in November: 81%

The months with the highest relative humidity are October, November and December (81%).
The months with the lowest relative humidity are March, July and August (77%).

Average rainfall in November - Grantham, Jamaica
Average rainfall in November
Grantham, Jamaica
  • Average rainfall in November: 54mm

The wettest month (with the highest rainfall) is October (123mm).
The driest month (with the least rainfall) is January (26mm).

Average rainfall days in November - Grantham, Jamaica
Average rainfall days in November
Grantham, Jamaica
  • Average rainfall days in November: 22.4 days

The month with the highest number of rainy days is October (26.5 days).
The month with the least rainy days is February (19.2 days).

Average daylight in November / Average sunshine in November - Grantham, Jamaica
Average daylight in November /
Average sunshine in November
Grantham, Jamaica
  • Average daylight in November: 11h and 2min

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).

  • Average sunshine in November: 6h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

Average sunshine days in November - Grantham, Jamaica
Average sunshine days in November
Grantham, Jamaica
  • Average sunshine days in November: 3.6 days

The month with the most sunshine days is January (6 days).
The month with the least sunshine days is October (1.5 days).

Average UV index in November - Grantham, Jamaica
Average UV index in November
Grantham, Jamaica
  • Average UV index in November: 6

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

Average cloud cover in November - Grantham, Jamaica
Average cloud cover in November
Grantham, Jamaica
  • Average cloud cover in November: 31

The month with the most cloud cover is June (Cloud cover 38).
The month with the least cloud cover is September (Cloud cover 29).

Average visibility in November - Grantham, Jamaica
Average visibility in November
Grantham, Jamaica
  • Average visibility in November: 9km

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

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