January weather forecastRuby, Barbados

January

Weather in January

January, the same as December, is a moderately hot winter month in Ruby, Barbados, with temperature in the range of an average high of 27°C (80.6°F) and an average low of 26°C (78.8°F).

Temperature

January's weather displays an average high-temperature of a still warm 27°C (80.6°F), slightly varied from December's 27.6°C (81.7°F). January nights in Ruby register a minor temperature decline, steadying at a still warm 26°C (78.8°F).

Heat index

The heat index value for January is evaluated at 29°C (84.2°F). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.
In the scope of the heat index, its values resonate with shade and light wind conditions. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', offers an insight into how hot it feels when we factor in moisture content. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.

Humidity

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

Rainfall

In January, in Ruby, the rain falls for 15 days. Throughout January, 17mm (0.67") of precipitation is accumulated. In Ruby, Barbados, during the entire year, the rain falls for 233.8 days and collects up to 706mm (27.8") of precipitation.

Daylight

The average length of the day in January in Ruby is 11h and 27min.
On the first day of the month, sunrise is at 06:20 and sunset at 17:42. On the last day of January, in Ruby, sunrise is at 06:24 and sunset at 17:58 AST.

Sunshine

The average sunshine in January in Ruby is 6.8h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 7 in January interprets into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.

Updated: Jan 29, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Ruby, in January, the average high-temperature is 27°C (80.6°F), and the average low-temperature is 26°C (78.8°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in January is evaluated at 29°C (84.2°F).

The average relative humidity in January in Ruby, Barbados, is 75%.

In Ruby, in January, during 15 rainfall days, 17mm (0.67") of precipitation is typically accumulated.

The average day length in January in Ruby, Barbados, is 11h and 27min.

On the first day of January in Ruby, Barbados, sunrise is at 06:20 and sunset at 17:42. On the last day of the month, sunrise is at 06:24 and sunset at 17:58 AST.

In Ruby, the average sunshine duration in January is 6.8h.

January through December, with an average maximum UV index of 7, are months with the highest UV index.

January through December, with an average maximum UV index of 7, are months with the lowest UV index.

In January, the average daily maximum UV index in Ruby, Barbados, is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year January F M A M J J A S O N D

Dec

January

Feb

Average high temperature

27.6°C

27°C

26.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

27.5km/h

28.9km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

12.3

12.8

14.3

Average UV index

Average cloud cover

41%

37%

Average visibility

10km

Average temperature in January
Ruby, 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).

Average pressure in January
Ruby, 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).

Average wind speed in January
Ruby, 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).

Average humidity in January
Ruby, Barbados

Average humidity in January: 75%

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

Average rainfall in January
Ruby, 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).

Average rainfall days in January
Ruby, 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).

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

Average daylight in January: 11h and 30min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).

Average sunshine in January: 6h and 48min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in January
Ruby, 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).

Average UV index in January
Ruby, Barbados

Average UV index in January: 7

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

Average cloud cover in January
Ruby, Barbados

Average cloud cover in January: 37

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

Average visibility in January
Ruby, Barbados

Average visibility in January: 10km

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