January weather forecastValetta, Mauritius

January

Weather in January

January, like December, in Valetta, Mauritius, is a moderately hot summer month, with an average temperature ranging between min 25.4°C (77.7°F) and max 28.3°C (82.9°F).

Temperature

At the start of January, Valetta's average high-temperature reaches a still moderately hot 28.3°C (82.9°F), subtly different from the preceding month. Throughout the nights in January, Valetta notes an average low of 25.4°C (77.7°F), a small dip from the daytime peak.

Heat index

The heat index in January is computed to be a tropical 33°C (91.4°F). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

The months with the highest humidity in Valetta, Mauritius, are January through March, with an average relative humidity of 78%.

Rainfall

January is the month with the most rainfall in Valetta, Mauritius. Rain falls for 22.2 days and accumulates 129mm (5.08") of precipitation.

Daylight

The average length of the day in January in Valetta is 13h and 12min.
On the first day of January in Valetta, sunrise is at 05:32 and sunset at 18:53. On the last day of the month, sunrise is at 05:52 and sunset at 18:53 +04.

Sunshine

In January, the average sunshine in Valetta is 9.5h.

UV index

January through March and December, with an average maximum UV index of 7, are months with the highest UV index in Valetta. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 7 during January leads to these instructions:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Updated: Feb 7, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

During January, Valetta experiences an average high-temperature of 28.3°C (82.9°F) and a low-temperature of 25.4°C (77.7°F). In January, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is computed to be 33°C (91.4°F).

January through March, with an average relative humidity of 78%, are most humid months in Valetta.

In Valetta, the average relative humidity in January is 78%.

January is the month with the most rainfall. Rain falls for 22.2 days and accumulates 129mm (5.08") of precipitation.

In Valetta, in January, during 22.2 rainfall days, 129mm (5.08") of precipitation is typically accumulated.

In January, the average day length in Valetta, Mauritius, is 13h and 12min.

In January, on the first day of the month, sunrise is at 05:32 and sunset at 18:53. On the last day of the month, in Valetta, sunrise is at 05:52 and sunset at 18:53 +04.

In Valetta, Mauritius, the average sunshine duration in January is 9.5h.

January through March and December, with an average maximum UV index of 7, are months with the highest UV index in Valetta, Mauritius.

The average daily maximum UV index in January is 7. A UV Index reading 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

28.3°C

28.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

17.4km/h

18.2km/h

17.4km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

7.8

4.7

3.2

Average UV index

Average cloud cover

41%

44%

Average visibility

10km

Average temperature in January
Valetta, Mauritius

Average high temperature in January: 28.3°C

The warmest month (with the highest average high temperature) is February (28.5°C).
The months with the lowest average high temperature are July and August (23.3°C).

Average low temperature in January: 25.4°C

The month with the highest average low temperature is February (25.6°C).
The coldest month (with the lowest average low temperature) is August (20.7°C).

Average pressure in January
Valetta, Mauritius

Average pressure in January: 1011.4mbar

The month with the highest atmospheric pressure is August (1021mbar).
The month with the lowest atmospheric pressure is February (1011.1mbar).

Average wind speed in January
Valetta, Mauritius

Average wind speed in January: 17.6km/h

The windiest month (with the highest average wind speed) is August (22.8km/h).
The calmest month (with the lowest average wind speed) is November (16.4km/h).

Average humidity in January
Valetta, Mauritius

Average humidity in January: 78%

The months with the highest relative humidity are January, February and March (78%).
The months with the lowest relative humidity are August and September (73%).

Average rainfall in January
Valetta, Mauritius

Average rainfall in January: 129mm

The wettest month (with the highest rainfall) is January (129mm).
The driest month (with the least rainfall) is September (12mm).

Average rainfall days in January
Valetta, Mauritius

Average rainfall days in January: 22.2 days

The month with the highest number of rainy days is March (23.6 days).
The month with the least rainy days is October (12.2 days).

Average daylight in January /
Average sunshine in January
Valetta, Mauritius

Average daylight in January: 13h and 12min

The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 10h and 54min).

Average sunshine in January: 9h and 30min

The month with the most sunshine is October (Average sunshine: 10h and 12min).
The month with the least sunshine is July (Average sunshine: 6h and 12min).

Average sunshine days in January
Valetta, Mauritius

Average sunshine days in January: 4.7 days

The month with the most sunshine days is October (11.8 days).
The month with the least sunshine days is February (3.2 days).

Average UV index in January
Valetta, Mauritius

Average UV index in January: 7

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

Average cloud cover in January
Valetta, Mauritius

Average cloud cover in January: 44

The months with the most cloud cover are March and April (Cloud cover 45).
The month with the least cloud cover is September (Cloud cover 37).

Average visibility in January
Valetta, Mauritius

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).