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
January
Weather in January
Temperature
Santa Cruz do Arari notes an average high-temperature of a warm 29.4°C (84.9°F) in January, hardly diverging from December. January's average low temperature is 25.4°C (77.7°F), displaying a subtle drop from its daily peak.Heat index
The heat index for January is estimated at a very hot 36°C (96.8°F). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', provides an understanding of perceived warmth by combining temperature and relative humidity. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.
Humidity
The average relative humidity in January is 80%.Rainfall
In Santa Cruz do Arari, in January, it is raining for 30.2 days, with typically 271mm (10.67") of accumulated precipitation. Throughout the year, there are 296.2 rainfall days, and 2404mm (94.65") of precipitation is accumulated.Daylight
The average length of the day in January is 12h and 10min.On the first day of January in Santa Cruz do Arari, Brazil, sunrise is at 06:15 and sunset at 18:24. On the last day of the month, sunrise is at 06:25 and sunset at 18:34 -03.
Sunshine
The average sunshine in January is 7.5h.UV index
The months with the lowest UV index are January and April, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: During January, 6 as the daily maximum UV index converts into the following advice:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is January?
What is the average humidity in January?
How much does it rain in Santa Cruz do Arari in January?
How many hours of daylight does Santa Cruz do Arari have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
What is the month with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Santa Cruz do Arari, Brazil
- Average high temperature in January: 29.4°C
The warmest month (with the highest average high temperature) is October (31.4°C).
The month with the lowest average high temperature is April (28.7°C).
- Average low temperature in January: 25.4°C
The month with the highest average low temperature is November (26.5°C).
The coldest month (with the lowest average low temperature) is April (24.8°C).
Average pressure in January
Santa Cruz do Arari, Brazil
- Average pressure in January: 1010.7mbar
The month with the highest atmospheric pressure is July (1012.7mbar).
The month with the lowest atmospheric pressure is November (1009.3mbar).
Average wind speed in January
Santa Cruz do Arari, Brazil
- Average wind speed in January: 13.7km/h
The windiest month (with the highest average wind speed) is November (17km/h).
The calmest month (with the lowest average wind speed) is May (11km/h).
Average humidity in January
Santa Cruz do Arari, Brazil
- Average humidity in January: 80%
The month with the highest relative humidity is April (85%).
The months with the lowest relative humidity are October and November (72%).
Average rainfall in January
Santa Cruz do Arari, Brazil
- Average rainfall in January: 271mm
The wettest month (with the highest rainfall) is April (375mm).
The driest month (with the least rainfall) is October (29mm).
Average rainfall days in January
Santa Cruz do Arari, Brazil
- Average rainfall days in January: 30.2 days
The month with the highest number of rainy days is March (30.6 days).
The month with the least rainy days is October (12.7 days).
Average daylight in January /
Average sunshine in January
Santa Cruz do Arari, Brazil
- Average daylight in January: 12h and 1min
The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 6min).
- Average sunshine in January: 7h and 3min
The month with the most sunshine is October (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).
Average sunshine days in January
Santa Cruz do Arari, Brazil
- Average sunshine days in January: 0.1 days
The month with the most sunshine days is October (15.3 days).
The month with the least sunshine days is February (0 days).
Average UV index in January
Santa Cruz do Arari, Brazil
- Average UV index in January: 6
The months with the highest UV index are February, March, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January and April (UV index 6).
Average cloud cover in January
Santa Cruz do Arari, Brazil
- Average cloud cover in January: 49
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in January
Santa Cruz do Arari, Brazil
- Average visibility in January: 9km
The months with the highest visibility are July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May and June (9km).
