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 reports an average high-temperature of a still tropical 31.6°C (88.9°F), slightly varied from December's 33.2°C (91.8°F). São Francisco do Maranhão's temperature in January lowers to a consistent average of 22.8°C (73°F) during the nights.Heat index
During January, the heat index is computed to be a scorching 40°C (104°F). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are highly critical to babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.
Humidity
The average relative humidity in January in São Francisco do Maranhão is 73%.Rainfall
In São Francisco do Maranhão, in January, it is raining for 23.5 days, with typically 96mm (3.78") of accumulated precipitation. Throughout the year, there are 157.4 rainfall days, and 636mm (25.04") of precipitation is accumulated.Daylight
The average length of the day in January in São Francisco do Maranhão is 12h and 26min.On the first day of the month, sunrise is at 05:40 and sunset at 18:09. On the last day of January, sunrise is at 05:53 and sunset at 18:16 -03.
Sunshine
In São Francisco do Maranhão, Brazil, the average sunshine in January is 9.2h.UV index
January through August, October through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.Note: A daily high UV index of 7 in January leads to these guidelines:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Frequently asked questions
How hot does it get in São Francisco do Maranhão in January?
What is the average humidity in January in São Francisco do Maranhão?
How much does it rain in São Francisco do Maranhão in January?
What is the average length of the day in January in São Francisco do Maranhão?
When are sunrise and sunset in January in São Francisco do Maranhão?
How long on average sun shines in January in São Francisco do Maranhão?
What are the months with the lowest UV index in São Francisco do Maranhão?
How high is the UV index in January in São Francisco do Maranhão?
Average temperature in January
São Francisco do Maranhão, Brazil
- Average high temperature in January: 31.6°C
The warmest months (with the highest average high temperature) are September and October (36.5°C).
The months with the lowest average high temperature are March and April (31.4°C).
- Average low temperature in January: 22.8°C
The month with the highest average low temperature is October (25°C).
The coldest month (with the lowest average low temperature) is July (21.8°C).
Average pressure in January
São Francisco do Maranhão, Brazil
- Average pressure in January: 1010.7mbar
The month with the highest atmospheric pressure is July (1013.9mbar).
The month with the lowest atmospheric pressure is November (1008.9mbar).
Average wind speed in January
São Francisco do Maranhão, Brazil
- Average wind speed in January: 7.5km/h
The windiest month (with the highest average wind speed) is July (15.9km/h).
The calmest month (with the lowest average wind speed) is March (7.3km/h).
Average humidity in January
São Francisco do Maranhão, Brazil
- Average humidity in January: 73%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is September (39%).
Average rainfall in January
São Francisco do Maranhão, Brazil
- Average rainfall in January: 96mm
The wettest month (with the highest rainfall) is March (137mm).
The driest month (with the least rainfall) is August (0mm).
Average rainfall days in January
São Francisco do Maranhão, Brazil
- Average rainfall days in January: 23.5 days
The month with the highest number of rainy days is March (26.8 days).
The month with the least rainy days is August (0.5 days).
Average daylight in January /
Average sunshine in January
São Francisco do Maranhão, Brazil
- Average daylight in January: 12h and 2min
The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 48min).
- Average sunshine in January: 9h and 1min
The month with the most sunshine is September (Average sunshine: 9h and 54min).
The month with the least sunshine is April (Average sunshine: 7h and 24min).
Average sunshine days in January
São Francisco do Maranhão, Brazil
- Average sunshine days in January: 6.1 days
The month with the most sunshine days is August (30.2 days).
The month with the least sunshine days is March (3.1 days).
Average UV index in January
São Francisco do Maranhão, Brazil
- Average UV index in January: 7
The month with the highest UV index is September (UV index 8).
The months with the lowest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 7).
Average cloud cover in January
São Francisco do Maranhão, Brazil
- Average cloud cover in January: 45
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in January
São Francisco do Maranhão, Brazil
- Average visibility in January: 9km
The months with the highest visibility are May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March and April (9km).
São Francisco do Maranhão, Brazil
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