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
The transition into January reveals an average high-temperature of a still warm 28.7°C (83.7°F), mirroring a close resemblance to December. Stompneusbaai registers a significant drop in temperature in January, with average nighttime lows of 15.8°C (60.4°F).Heat index
January's mean heat index is calculated to be a hot 31°C (87.8°F). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.Heat index data is primarily for areas with shade and subjected to light winds. 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 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Humidity
January and February, with an average relative humidity of 61%, are the least humid months in Stompneusbaai.Rainfall
In January, the rain falls for 5.2 days. Throughout January, 14mm (0.55") of precipitation is accumulated. In Stompneusbaai, during the entire year, the rain falls for 98.9 days and collects up to 437mm (17.2") of precipitation.Daylight
In January, the average length of the day is 14h and 1min.On the first day of January in Stompneusbaai, South Africa, sunrise is at 05:43 and sunset at 19:59. On the last day of the month, sunrise is at 06:10 and sunset at 19:52 SAST.
Sunshine
January and December, with an average of 11.2h of sunshine, are months with the most sunshine.UV index
The months with the highest UV index in Stompneusbaai are January, February, November and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 6 in January converts into the following recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in Stompneusbaai in January?
What is the least humid month in Stompneusbaai?
What is the average humidity in January in Stompneusbaai?
How many days does it rain in January in Stompneusbaai?
How many hours of daylight does Stompneusbaai have in January?
When is the sunrise / sunset in January in Stompneusbaai?
What is the month with the most sunshine in Stompneusbaai?
How many hours of sunshine does Stompneusbaai have in January?
When is the highest UV index in Stompneusbaai?
How high is the UV index in January in Stompneusbaai?
Average temperature in January
Stompneusbaai, South Africa
- Average high temperature in January: 28.7°C
The warmest month (with the highest average high temperature) is February (29.1°C).
The months with the lowest average high temperature are June and July (16.3°C).
- Average low temperature in January: 15.8°C
The month with the highest average low temperature is January (15.8°C).
The coldest month (with the lowest average low temperature) is August (6.7°C).
Average pressure in January
Stompneusbaai, South Africa
- Average pressure in January: 1013.3mbar
The month with the highest atmospheric pressure is July (1022.1mbar).
The months with the lowest atmospheric pressure are January and February (1013.3mbar).
Average wind speed in January
Stompneusbaai, South Africa
- Average wind speed in January: 11.4km/h
The windiest months (with the highest average wind speed) are January and November (11.4km/h).
The calmest month (with the lowest average wind speed) is May (9.4km/h).
Average humidity in January
Stompneusbaai, South Africa
- Average humidity in January: 61%
The month with the highest relative humidity is August (76%).
The months with the lowest relative humidity are January and February (61%).
Average rainfall in January
Stompneusbaai, South Africa
- Average rainfall in January: 14mm
The wettest month (with the highest rainfall) is June (107mm).
The driest month (with the least rainfall) is February (6mm).
Average rainfall days in January
Stompneusbaai, South Africa
- Average rainfall days in January: 5.2 days
The month with the highest number of rainy days is August (12.4 days).
The month with the least rainy days is February (3.7 days).
Average daylight in January /
Average sunshine in January
Stompneusbaai, South Africa
- Average daylight in January: 14h and 0min
The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).
- Average sunshine in January: 11h and 1min
The months with the most sunshine are January and December (Average sunshine: 11h and 12min).
The month with the least sunshine is June (Average sunshine: 6h and 0min).
Average sunshine days in January
Stompneusbaai, South Africa
- Average sunshine days in January: 23.5 days
The month with the most sunshine days is March (24.3 days).
The month with the least sunshine days is June (16.1 days).
Average UV index in January
Stompneusbaai, South Africa
- Average UV index in January: 6
The months with the highest UV index are January, February, November and December (UV index 6).
The month with the lowest UV index is June (UV index 3).
Average cloud cover in January
Stompneusbaai, South Africa
- Average cloud cover in January: 14
The month with the most cloud cover is June (Cloud cover 33).
The month with the least cloud cover is February (Cloud cover 12).
Average visibility in January
Stompneusbaai, South Africa
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are May, June, July, August, September and October (9km).
