March weather forecast
Casteel, South Africa

March

Weather in March

The first month of the autumn, March, is still a warm month in Casteel, South Africa, with temperature in the range of an average low of 18°C (64.4°F) and an average high of 28.6°C (83.5°F).

Temperature

Casteel experiences an average high-temperature of a still warm 28.6°C (83.5°F) in March, marking an insignificant shift from 29.2°C (84.6°F) in February. March brings with it a nighttime average temperature of 18°C (64.4°F).

Heat index

For March, the heat index is estimated at a hot 32°C (89.6°F). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', embodies the combination of air temperature and moisture content to illustrate perceived heat. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.

Humidity

In March, the average relative humidity is 73%.

Rainfall

In Casteel, in March, it is raining for 18.9 days, with typically 62mm (2.44") of accumulated precipitation. In Casteel, South Africa, during the entire year, the rain falls for 145.7 days and collects up to 558mm (21.97") of precipitation.

Daylight

The average length of the day in March is 12h and 14min.
On the first day of March in Casteel, sunrise is at 05:50 and sunset at 18:25. On the last day of the month, sunrise is at 06:04 and sunset at 17:55 SAST.

Sunshine

In March, the average sunshine in Casteel is 9.2h.

UV index

The months with the highest UV index in Casteel, South Africa, are January through April, September through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In March, the maximum UV index of 6 translates into these guidelines:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

How hot is March in Casteel?
Casteel in March has an average high-temperature of 28.6°C (83.5°F) and an average low-temperature of 18°C (64.4°F). In March, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is estimated at 32°C (89.6°F).
What is the average humidity in March in Casteel?
The average relative humidity in March is 73%.
How many days does it rain in March in Casteel?
In March, the rain falls for 18.9 days. Throughout March, 62mm (2.44") of precipitation is accumulated.
How many hours of daylight does Casteel have in March?
In March, the average day length in Casteel is 12h and 14min.
When is the sunrise / sunset in March in Casteel?
In March, on the first day of the month, sunrise is at 05:50 and sunset at 18:25. On the last day of the month, sunrise is at 06:04 and sunset at 17:55 SAST.
How many hours of sunshine does Casteel have in March?
In March, the average sunshine duration in Casteel, South Africa, is 9.2h.
When is the highest UV index in Casteel?
The months with the highest UV index in Casteel, South Africa, are January through April, September through December, with an average maximum UV index of 6.
What is the UV index reading in March in Casteel?
The average daily maximum UV index in March is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in March - Casteel, South Africa
Average temperature in March
Casteel, South Africa
  • Average high temperature in March: 28.6°C

The warmest months (with the highest average high temperature) are February and December (29.2°C).
The month with the lowest average high temperature is July (22.8°C).

  • Average low temperature in March: 18°C

The month with the highest average low temperature is January (19.4°C).
The coldest month (with the lowest average low temperature) is July (11.2°C).

Average pressure in March - Casteel, South Africa
Average pressure in March
Casteel, South Africa
  • Average pressure in March: 1015.7mbar

The month with the highest atmospheric pressure is July (1024mbar).
The month with the lowest atmospheric pressure is January (1013.3mbar).

Average wind speed in March - Casteel, South Africa
Average wind speed in March
Casteel, South Africa
  • Average wind speed in March: 8.6km/h

The windiest month (with the highest average wind speed) is October (10.4km/h).
The calmest month (with the lowest average wind speed) is May (7.4km/h).

Average humidity in March - Casteel, South Africa
Average humidity in March
Casteel, South Africa
  • Average humidity in March: 73%

The month with the highest relative humidity is January (74%).
The month with the lowest relative humidity is September (52%).

Average rainfall in March - Casteel, South Africa
Average rainfall in March
Casteel, South Africa
  • Average rainfall in March: 62mm

The wettest month (with the highest rainfall) is December (116mm).
The driest months (with the least rainfall) are June and July (3mm).

Average rainfall days in March - Casteel, South Africa
Average rainfall days in March
Casteel, South Africa
  • Average rainfall days in March: 18.9 days

The month with the highest number of rainy days is January (20.9 days).
The month with the least rainy days is June (2.3 days).

Average daylight in March / Average sunshine in March - Casteel, South Africa
Average daylight in March /
Average sunshine in March
Casteel, South Africa
  • Average daylight in March: 12h and 1min

The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 36min).

  • Average sunshine in March: 9h and 1min

The month with the most sunshine is February (Average sunshine: 9h and 42min).
The month with the least sunshine is April (Average sunshine: 6h and 18min).

Average sunshine days in March - Casteel, South Africa
Average sunshine days in March
Casteel, South Africa
  • Average sunshine days in March: 10 days

The month with the most sunshine days is June (26.3 days).
The month with the least sunshine days is January (6.9 days).

Average UV index in March - Casteel, South Africa
Average UV index in March
Casteel, South Africa
  • Average UV index in March: 6

The months with the highest UV index are January, February, March, April, September, October, November and December (UV index 6).
The months with the lowest UV index are May, June, July and August (UV index 5).

Average cloud cover in March - Casteel, South Africa
Average cloud cover in March
Casteel, South Africa
  • Average cloud cover in March: 40

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 12).

Average visibility in March - Casteel, South Africa
Average visibility in March
Casteel, South Africa
  • Average visibility in March: 9km

The months with the highest visibility are June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, May, November and December (9km).

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