January weather - Winter 2025 - Saint Vincent, Saint Vincent and the Grenadines

Weather in January
Frequently asked questions
Average temperature in January
Average rainfall in January
Average rainfall days in January
Average sea temperature in January
Average daylight in January
Average sunshine in January
Average UV index in January

Saint Vincent in Saint Vincent and the Grenadines, with palm trees along the seashore and clear blue waterfront

Weather in January

January in Saint Vincent embarks on a fresh start to the year with a mildly humid climate. Expect a welcoming ambiance that blends moderately immaculate sunshine and sporadic outbursts of rainfall. Although the island practically retains normal daylight hours, the UV index notably peaks, implying that sunscreen becomes particularly essential during January outdoor activities. This month receives a significant rainfall of 78mm (3.07") occurring over 16 days. With the sea temperature remaining warm, it's an ideal month for watersport enthusiasts to indulge in their favorite activities.

Temperature

Lowest temperatures are observed in January through March and December, averaging a high-temperature of 29°C (84.2°F).

Rainfall

In Saint Vincent, in January, during 16 rainfall days, 78mm (3.07") of precipitation is typically accumulated. In Saint Vincent, during the entire year, the rain falls for 200 days and collects up to 1594mm (62.76") of precipitation.

Sea temperature

The months with the coldest seawater are January through April and December, with an average sea temperature of 27°C (80.6°F).
Note: Between the temperatures of 25°C (77°F) and 29°C (84.2°F), water is considered very warm, providing pleasure in water activities without discomfort over lengthy periods.

Daylight

In January, the average length of the day is 11h and 27min.
On the first day of the month, sunrise is at 06:27 and sunset at 17:49. On the last day of January, sunrise is at 06:31 and sunset at 18:04 AST.

Sunshine

The months with the most sunshine are January through May and August, with an average of 8h of sunshine.

UV index

In Saint Vincent, the average daily maximum UV index in January is 10. A UV Index estimate of 8 to 10 represents a very high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average UV index of 10 in January transforms into this advice:
Always use protective measures; unprotected skin might suffer damage in a short span. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Despite the overcast weather, sunscreen with SPF of at least 30 should be applied liberally and reapplied often, particularly after swimming or an outdoor workout. Warning! The reflection of sand and water increases the UV dose.

Updated: Jun 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

In Saint Vincent, the months of January through March and December are known for the lowest temperatures, reaching an average high of 29°C (84.2°F).

How hot is it in Saint Vincent in January?

The average high-temperature and low-temperature during January are 29°C (84.2°F) and 21°C (69.8°F) respectively.

How many days does it rain in January?

In Saint Vincent, Saint Vincent and the Grenadines, in January, it is raining for 16 days, with typically 78mm (3.07") of accumulated precipitation.

When is the sea coldest?

The months with the coldest seawater in Saint Vincent are January through April and December, with an average sea temperature of 27°C (80.6°F).

What is the water temperature in January?

In January, the average sea temperature is 27°C (80.6°F). 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.

How many hours of daylight does Saint Vincent have in January?

In Saint Vincent, the average day length in January is 11h and 27min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 06:27 and sunset at 17:49. On the last day of the month, sunrise is at 06:31 and sunset at 18:04 AST.

What is the month with the most sunshine?

The months with the most sunshine are January through May and August, with an average of 8h of sunshine.

How long on average sun shines in January?

In January, the average sunshine duration is 8h.

What is the UV index reading in January?

In Saint Vincent, the average daily maximum UV index in January is 10. A UV Index value of 8 to 10 symbolizes a very high hazard to health from exposure to the Sun's 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

29°C 84.2°F

Average low temperature

Average rainfall

Average rainfall days

Average sea temperature

27°C 80.6°F

Average daylight

11h 2min

11h 4min

Average sunshine

Average UV index

Average temperature in January
Saint Vincent, Saint Vincent and the Grenadines

Average high temperature in January: 29°C

The warmest months (with the highest average high temperature) are April, May, June, July, August, September, October and November (30°C).
The months with the lowest average high temperature are January, February, March and December (29°C).

Average low temperature in January: 21°C

The months with the highest average low temperature are May, June, July, August, September and October (23°C).
The coldest months (with the lowest average low temperature) are January, February, March and December (21°C).

Average rainfall in January
Saint Vincent, Saint Vincent and the Grenadines

Average rainfall in January: 78mm

The wettest month (with the highest rainfall) is October (207mm).
The driest month (with the least rainfall) is February (57mm).

Average rainfall days in January
Saint Vincent, Saint Vincent and the Grenadines

Average rainfall days in January: 16 days

The months with the highest number of rainy days are July and September (21 days).
The month with the least rainy days is April (10 days).

Average sea temperature in January
Saint Vincent, Saint Vincent and the Grenadines

Average sea temperature in January: 27°C

The best months for swimming (with the highest average sea temperature) are September and October (29°C).
The coldest months (with the lowest average sea temperature) are January, February, March, April and December (27°C).

Average daylight in January /
Average sunshine in January
Saint Vincent, Saint Vincent and the Grenadines

Average daylight in January: 11h and 2min

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: 8h

The months with the most sunshine are January, February, March, April, May and August (Average sunshine: 8h).
The months with the least sunshine are June, July, September, October, November and December (Average sunshine: 7h).

Average UV index in January
Saint Vincent, Saint Vincent and the Grenadines

Average UV index in January: 10

The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).

January weather forecast
Saint Vincent, Saint Vincent and the Grenadines

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