January weather forecast and climate
Callendar, Barbados

Weather in January

January, the same as December, is a moderately hot winter month in Callendar, Barbados, with average temperature fluctuating between 27°C (80.6°F) and 26°C (78.8°F).

Temperature

In January, the average high-temperature is almost the same as in December - a still moderately hot 27°C (80.6°F). In January, in Callendar, the average low-temperature is 26°C (78.8°F).

Heat index

The average heat index in January is evaluated at 29.3°C (84.7°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
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 'apparent temperature', 'feels like', 'felt air temperature', or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like pregnancy, clothing, differences in body mass, height, and shape, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, 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

The average relative humidity in January is 75%.

Rainfall

In Callendar, in January, it is raining for 15 days, with typically 17mm (0.67") of accumulated precipitation. Throughout the year, in Callendar, Barbados, there are 233.8 rainfall days, and 706mm (27.8") of precipitation is accumulated.

Daylight

In Callendar, the average length of the day is 11.5h.

Sunshine

The average sunshine in January is 6.8h.

UV index

Months with the highest UV index are January through December, with an average maximum UV index of 7. Months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 7 in January interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in January in Callendar?

In January, in Callendar, Barbados, the average high-temperature is 27°C (80.6°F), and the average low-temperature is 26°C (78.8°F). In January, the average heat index (a.k.a. 'felt air temperature', 'feels like'), that combines air temperature and relative humidity, is estimated at 29.3°C (84.7°F).

What is the average humidity in January in Callendar?

In Callendar, the average relative humidity in January is 75%.

How much does it rain in Callendar in January?

In Callendar, during January, the rain falls for 15 days and regularly aggregates up to 17mm (0.67") of precipitation.

How many hours of daylight does Callendar have in January?

In Callendar, Barbados, the average length of the day in January is 11.5h.

How long on average sun shines in January in Callendar?

The average sunshine in January in Callendar, Barbados, is 6.8h.

When is the highest UV index in Callendar?

Months with the highest UV index in Callendar, Barbados, are January through December, with an average maximum UV index of 7.

When is the lowest UV index in Callendar?

Months with the lowest UV index in Callendar, Barbados, are January through December, with an average maximum UV index of 7.

How high is the UV index in January in Callendar?

In Callendar, the average daily maximum UV index in January is 7. A UV Index reading of 6 to 7 represents a high health threat from the exposure to the Sun's UV rays.

Average temperature in January
Callendar, Barbados

Average temperature in January - Callendar, Barbados
  • Average high temperature in January: 27°C

The warmest months (with the highest average high temperature) are September and October (28.9°C).
The month with the lowest average high temperature is February (26.8°C).

  • Average low temperature in January: 26°C

The month with the highest average low temperature is October (27.8°C).
The coldest month (with the lowest average low temperature) is February (25.7°C).

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Average pressure in January
Callendar, Barbados

Average pressure in January - Callendar, Barbados
  • Average pressure in January: 1014.3mbar

The month with the highest atmospheric pressure is June (1014.8mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).

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Average wind speed in January
Callendar, Barbados

Average wind speed in January - Callendar, Barbados
  • Average wind speed in January: 28.3km/h

The windiest months (with the highest average wind speed) are January and February (28.3km/h).
The calmest month (with the lowest average wind speed) is September (19.4km/h).

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Average humidity in January
Callendar, Barbados

Average humidity in January - Callendar, Barbados
  • Average humidity in January: 75%

Months with the highest relative humidity are June, July, August and November (77%).
The month with the lowest relative humidity is February (74%).

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Average rainfall in January
Callendar, Barbados

Average rainfall in January - Callendar, Barbados
  • Average rainfall in January: 17mm

The wettest month (with the highest rainfall) is August (126mm).
The driest month (with the least rainfall) is February (13mm).

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Average rainfall days in January
Callendar, Barbados

Average rainfall days in January - Callendar, Barbados
  • Average rainfall days in January: 15 days

The month with the highest number of rainy days is July (26.3 days).
The month with the least rainy days is February (11.3 days).

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Average daylight in January /
Average sunshine in January
Callendar, Barbados

Average daylight in January / Average sunshine in January - Callendar, Barbados
  • Average daylight in January: 11.5h

The month with the longest days is June (Average daylight: 12.9h).
The month with the shortest days is December (Average daylight: 11.4h).

  • Average sunshine in January: 6.8h

The month with the most sunshine is August (Average sunshine: 10.2h).
The month with the least sunshine is December (Average sunshine: 6.5h).

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Average sunshine days in January
Callendar, Barbados

Average sunshine days in January - Callendar, Barbados
  • Average sunshine days in January: 12.8 days

The month with the most sunshine days is February (14.3 days).
The month with the least sunshine days is July (1.3 days).

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Average UV index in January
Callendar, Barbados

Average UV index in January - Callendar, Barbados
  • Average UV index in January: 7

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

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Average cloud cover in January
Callendar, Barbados

Average cloud cover in January - Callendar, Barbados
  • Average cloud cover in January: 37

The month with the most cloud cover is June (Cloud cover 49).
Months with the least cloud cover are January and February (Cloud cover 37).

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Average visibility in January
Callendar, Barbados

Average visibility in January - Callendar, Barbados
  • Average visibility in January: 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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