Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January brings an average high-temperature of a still warm 28°C (82.4°F) in Bela Vista, showing a slight difference from December's 27.5°C (81.5°F). Bela Vista's nighttime average temperature in January subtly descends to a still moderately hot 27°C (80.6°F) from the daily highs.Heat index
In January, the heat index is evaluated at a hot 32°C (89.6°F). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.Be advised, the heat index considers values for conditions in shade and with a light breeze. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'feels like' or 'real feel', is a composite of temperature and humidity figures to convey how warm it feels. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
Humidity
In January, the average relative humidity is 77%.Rainfall
In January, in Bela Vista, the rain falls for 27.1 days. Throughout January, 130mm (5.12") of precipitation is accumulated. Throughout the year, there are 241.7 rainfall days, and 1287mm (50.67") of precipitation is accumulated.Daylight
In Bela Vista, the average length of the day in January is 12h and 6min.On the first day of January, sunrise is at 05:33 and sunset at 17:39. On the last day of the month, sunrise is at 05:43 and sunset at 17:49 GMT.
Sunshine
The average sunshine in January in Bela Vista is 8.3h.UV index
January through May, October through December, with an average maximum UV index of 7, are months with the highest UV index in Bela Vista. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.Note: An average maximum UV index of 7 in January leads to these recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. 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. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in Bela Vista in January?
What is the average humidity in January in Bela Vista?
How many days does it rain in January in Bela Vista?
What is the average length of the day in January in Bela Vista?
What time are sunrise and sunset in January in Bela Vista?
How long on average sun shines in January in Bela Vista?
What is the month with the highest UV index in Bela Vista?
How high is the UV index in January in Bela Vista?
Average temperature in January
Bela Vista, São Tomé and Príncipe
- Average high temperature in January: 28°C
The warmest month (with the highest average high temperature) is March (28.8°C).
The month with the lowest average high temperature is July (24.5°C).
- Average low temperature in January: 27°C
The month with the highest average low temperature is March (27.5°C).
The coldest month (with the lowest average low temperature) is July (23°C).
Average pressure in January
Bela Vista, São Tomé and Príncipe
- Average pressure in January: 1010.7mbar
The month with the highest atmospheric pressure is July (1014.3mbar).
The month with the lowest atmospheric pressure is February (1009.8mbar).
Average wind speed in January
Bela Vista, São Tomé and Príncipe
- Average wind speed in January: 11.1km/h
The windiest month (with the highest average wind speed) is July (17.7km/h).
The calmest month (with the lowest average wind speed) is December (10.8km/h).
Average humidity in January
Bela Vista, São Tomé and Príncipe
- Average humidity in January: 77%
The months with the highest relative humidity are August, September and October (83%).
The month with the lowest relative humidity is March (76%).
Average rainfall in January
Bela Vista, São Tomé and Príncipe
- Average rainfall in January: 130mm
The wettest month (with the highest rainfall) is November (224mm).
The driest month (with the least rainfall) is July (9mm).
Average rainfall days in January
Bela Vista, São Tomé and Príncipe
- Average rainfall days in January: 27.1 days
The month with the highest number of rainy days is December (28.6 days).
The month with the least rainy days is June (7.3 days).
Average daylight in January /
Average sunshine in January
Bela Vista, São Tomé and Príncipe
- Average daylight in January: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 6min).
The month with the shortest days is December (Average daylight: 12h and 6min).
- Average sunshine in January: 8h and 2min
The month with the most sunshine is February (Average sunshine: 8h and 36min).
The month with the least sunshine is August (Average sunshine: 5h and 0min).
Average sunshine days in January
Bela Vista, São Tomé and Príncipe
- Average sunshine days in January: 3.1 days
The month with the most sunshine days is June (16.4 days).
The month with the least sunshine days is December (1.5 days).
Average UV index in January
Bela Vista, São Tomé and Príncipe
- Average UV index in January: 7
The months with the highest UV index are January, February, March, April, May, October, November and December (UV index 7).
The month with the lowest UV index is July (UV index 5).
Average cloud cover in January
Bela Vista, São Tomé and Príncipe
- Average cloud cover in January: 38
The month with the most cloud cover is August (Cloud cover 65).
The month with the least cloud cover is February (Cloud cover 37).
Average visibility in January
Bela Vista, São Tomé and Príncipe
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September and December (10km).
The months with the lowest visibility are October and November (9km).
Bela Vista, São Tomé and Príncipe
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