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
As Sundumbili steps into January, the average high-temperature is measured at a still moderately hot 27°C (80.6°F), displaying minor differences from December's 25.9°C (78.6°F). Recording a slight decline in temperature during the nights, Sundumbili's January temperatures average at an agreeable 22.3°C (72.1°F).Heat index
During January, the heat index is evaluated at a tropical 30°C (86°F). Enduring exposure and continuous activity might cause a feeling of tiredness and induce heat cramps.Heat index's context suggests values are appropriate for shady areas and slight breezes. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'real feel', is a single figure representing how weather conditions feel when combining temperature and humidity. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Humidity
In January, the average relative humidity is 79%.Rainfall
In Sundumbili, in January, during 22.3 rainfall days, 83mm (3.27") of precipitation is typically accumulated. Throughout the year, there are 195.5 rainfall days, and 707mm (27.83") of precipitation is accumulated.Daylight
The average length of the day in January is 13h and 46min.On the first day of January, sunrise is at 04:58 and sunset at 18:56. On the last day of the month, sunrise is at 05:23 and sunset at 18:52 SAST.
Sunshine
In January, the average sunshine is 8.3h.UV index
With an average maximum UV index of 7, January is the month with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In January, the maximum UV index of 7 suggests this advice:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in January?
What is the average humidity in January?
How much does it rain in January?
How many hours of daylight does Sundumbili have in January?
When is the sunrise / sunset in January in Sundumbili?
How long on average sun shines in January?
When is the highest UV index?
How high is the UV index in January?
Average temperature in January
Sundumbili, South Africa
- Average high temperature in January: 27°C
The warmest month (with the highest average high temperature) is February (27.3°C).
The month with the lowest average high temperature is July (22.3°C).
- Average low temperature in January: 22.3°C
The month with the highest average low temperature is February (22.6°C).
The coldest month (with the lowest average low temperature) is July (16.7°C).
Average pressure in January
Sundumbili, South Africa
- Average pressure in January: 1013.7mbar
The month with the highest atmospheric pressure is July (1023.1mbar).
The month with the lowest atmospheric pressure is January (1013.7mbar).
Average wind speed in January
Sundumbili, South Africa
- Average wind speed in January: 19km/h
The windiest month (with the highest average wind speed) is October (22km/h).
The calmest month (with the lowest average wind speed) is May (17.1km/h).
Average humidity in January
Sundumbili, South Africa
- Average humidity in January: 79%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is June (66%).
Average rainfall in January
Sundumbili, South Africa
- Average rainfall in January: 83mm
The wettest month (with the highest rainfall) is December (98mm).
The driest month (with the least rainfall) is June (22mm).
Average rainfall days in January
Sundumbili, South Africa
- Average rainfall days in January: 22.3 days
The month with the highest number of rainy days is December (22.8 days).
The month with the least rainy days is June (8.6 days).
Average daylight in January /
Average sunshine in January
Sundumbili, South Africa
- Average daylight in January: 13h and 5min
The month with the longest days is December (Average daylight: 14h and 0min).
The month with the shortest days is June (Average daylight: 10h and 18min).
- Average sunshine in January: 8h and 2min
The month with the most sunshine is February (Average sunshine: 8h and 54min).
The month with the least sunshine is April (Average sunshine: 6h and 0min).
Average sunshine days in January
Sundumbili, South Africa
- Average sunshine days in January: 5.8 days
The month with the most sunshine days is June (19.5 days).
The month with the least sunshine days is January (5.8 days).
Average UV index in January
Sundumbili, South Africa
- Average UV index in January: 7
The month with the highest UV index is January (UV index 7).
The months with the lowest UV index are June, July, September and October (UV index 5).
Average cloud cover in January
Sundumbili, South Africa
- Average cloud cover in January: 49
The month with the most cloud cover is December (Cloud cover 55).
The month with the least cloud cover is June (Cloud cover 20).
Average visibility in January
Sundumbili, South Africa
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).
