January weather forecast
Arima, Trinidad and Tobago

January

Weather in January

In Arima, Trinidad and Tobago, the new year begins on a warm note with a mild and balmy climate. Relative humidity levels in January are quite high, signaling the potential for occasional refreshing rains. Sunshine hours in this month reach a satisfying total, producing pleasingly bright days that inspire outdoor activities. As observed, wind speed maintains a steady pace throughout the month, leading to a pleasant breeze that adds comfort to the overall warm ambient conditions. January rainfall totals at 23mm (0.91") with approximately 14.5 days of precipitation.

Temperature

Arima's coldest weather arrives in January, when temperatures average a high of 27.9°C (82.2°F) and a low of 24.8°C (76.6°F).

Heat index

For most parts of January, the heat index is calculated to be a hot 31°C (87.8°F). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. 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.

Humidity

In January, the average relative humidity in Arima is 77%.

Rainfall

In Arima, in January, it is raining for 14.5 days, with typically 23mm (0.91") of accumulated precipitation. In Arima, during the entire year, the rain falls for 194.8 days and collects up to 640mm (25.2") of precipitation.

Daylight

The average length of the day in January in Arima is 11h and 35min.
On the first day of the month, sunrise is at 06:22 and sunset at 17:54. On the last day of January, sunrise is at 06:28 and sunset at 18:08 AST.

Sunshine

In January, the average sunshine in Arima is 8.3h.

UV index

The months with the highest UV index in Arima are January through December, with an average maximum UV index of 7. The 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 vulnerability from exposure to the Sun's UV rays for the average person.
Note: In January, the maximum UV index of 7 suggests this advice:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.

Frequently asked questions

What are the coldest months in Arima?
January, characterized by an average high temperature of 27.9°C (82.2°F) and a low temperature of 24.8°C (76.6°F), is generally the coldest month in Arima, Trinidad and Tobago.
What are January temperatures in Arima?
The high-temperature in Arima, Trinidad and Tobago, during January is 27.9°C (82.2°F) and the low-temperature is 24.8°C (76.6°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in January is calculated to be 31°C (87.8°F).
What is the average humidity in January in Arima?
In January, the average relative humidity is 77%.
How much does it rain in Arima in January?
In Arima, Trinidad and Tobago, during January, the rain falls for 14.5 days and regularly aggregates up to 23mm (0.91") of precipitation.
How many hours of daylight does Arima have in January?
In Arima, the average day length in January is 11h and 35min.
What time are sunrise and sunset in January in Arima?
On the first day of January in Arima, Trinidad and Tobago, sunrise is at 06:22 and sunset at 17:54. On the last day of the month, sunrise is at 06:28 and sunset at 18:08 AST.
How many hours of sunshine does Arima have in January?
The average sunshine duration in January in Arima, Trinidad and Tobago, is 8.3h.
What is the month with the highest UV index in Arima?
January through December, with an average maximum UV index of 7, are months with the highest UV index in Arima.
What are the months with the lowest UV index in Arima?
January through December, with an average maximum UV index of 7, are months with the lowest UV index in Arima, Trinidad and Tobago.
How high is the UV index in January in Arima?
The average daily maximum UV index in January in Arima is 7. A UV Index value of 6 to 7 symbolizes a high health risk 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 January
Arima, Trinidad and Tobago
  • Average high temperature in January: 27.9°C

The warmest month (with the highest average high temperature) is September (30.1°C).
The month with the lowest average high temperature is January (27.9°C).

  • Average low temperature in January: 24.8°C

The month with the highest average low temperature is October (26.6°C).
The coldest months (with the lowest average low temperature) are January and February (24.8°C).

Average pressure in January
Arima, Trinidad and Tobago
  • Average pressure in January: 1013.6mbar

The month with the highest atmospheric pressure is June (1013.8mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).

Average wind speed in January
Arima, Trinidad and Tobago
  • Average wind speed in January: 17.3km/h

The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest month (with the lowest average wind speed) is August (13.6km/h).

Average humidity in January
Arima, Trinidad and Tobago
  • Average humidity in January: 77%

The month with the highest relative humidity is July (79%).
The months with the lowest relative humidity are February, March and April (75%).

Average rainfall in January
Arima, Trinidad and Tobago
  • Average rainfall in January: 23mm

The wettest month (with the highest rainfall) is October (115mm).
The driest month (with the least rainfall) is February (14mm).

Average rainfall days in January
Arima, Trinidad and Tobago
  • Average rainfall days in January: 14.5 days

The month with the highest number of rainy days is August (22.2 days).
The months with the least rainy days are February and April (10.3 days).

Average daylight in January /
Average sunshine in January
Arima, Trinidad and Tobago
  • Average daylight in January: 11h and 4min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).

  • Average sunshine in January: 8h and 2min

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

Average sunshine days in January
Arima, Trinidad and Tobago
  • Average sunshine days in January: 11.2 days

The months with the most sunshine days are March and April (15.9 days).
The month with the least sunshine days is August (6.8 days).

Average UV index in January
Arima, Trinidad and Tobago
  • 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
Arima, Trinidad and Tobago
  • Average cloud cover in January: 34

The month with the most cloud cover is June (Cloud cover 40).
The month with the least cloud cover is September (Cloud cover 27).

Average visibility in January
Arima, Trinidad and Tobago
  • 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).

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