March weather forecast
Welkom, South Africa

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Weather in March

Welcoming autumn, March in Welkom sees another temperature drop from 29.3°C (84.7°F) to 27.9°C (82.2°F) and a marginal increase in atmospheric pressure. The overall climate becomes visibly cooler as the month progresses, preparing the pathway for autumn. The daylight duration decreases, making evenings lengthier and marking the onset of shorter days. Despite lower temperatures, the UV index remains steady, maintaining the vibrancy of the city. By the end of the month, the weather gears up for the more pronounced temperature decrease that heralds April.

Temperature

The commencement of March in Welkom records an average high-temperature of a still moderately hot 27.9°C (82.2°F), barely varying from February's 29.3°C (84.7°F). Despite a significant deviation from daily highs, March sees an average nighttime temperature of 15.4°C (59.7°F).

Heat index

March's average heat index is estimated at 28°C (82.4°F). With unrelenting exposure and activity, one might experience exhaustion, leading to potential heat cramps.
Heat index determinations are made taking into account the shade and light air movements. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', comes about by integrating the temperature readings with the humidity levels. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are particularly important for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

In March, the average relative humidity in Welkom is 51%.

Rainfall

In Welkom, during March, the rain falls for 8.6 days and regularly aggregates up to 21mm (0.83") of precipitation. Throughout the year, in Welkom, there are 73.3 rainfall days, and 192mm (7.56") of precipitation is accumulated.

Daylight

The average length of the day in March is 12h and 15min.
On the first day of the month, sunrise is at 06:05 and sunset at 18:44. On the last day of March, sunrise is at 06:22 and sunset at 18:11 SAST.

Sunshine

In Welkom, the average sunshine in March is 9.6h.

UV index

In March, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In March, a regular UV index of 5 translates into these guidelines:
Undertake precautions - Guarding against sun damage is counselled. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

What are the temperatures in Welkom in March?

During March, Welkom experiences an average high-temperature of 27.9°C (82.2°F) and a low-temperature of 15.4°C (59.7°F). In March, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 28°C (82.4°F).

What is the average humidity in March in Welkom?

The average relative humidity in March is 51%.

How many days does it rain in March in Welkom?

In Welkom, during March, the rain falls for 8.6 days and regularly aggregates up to 21mm (0.83") of precipitation.

What is the average length of the day in March in Welkom?

The average day length in March in Welkom, South Africa, is 12h and 15min.

When are sunrise and sunset in March in Welkom?

In March, on the first day of the month, sunrise is at 06:05 and sunset at 18:44. On the last day of the month, sunrise is at 06:22 and sunset at 18:11 SAST.

How many hours of sunshine does Welkom have in March?

In Welkom, South Africa, the average sunshine duration in March is 9.6h.

What is the UV index reading in March in Welkom?

In March, the average daily maximum UV index in Welkom, South Africa, is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.

Average temperature in March
Welkom, South Africa

Average temperature in March - Welkom, South Africa
  • Average high temperature in March: 27.9°C

The warmest month (with the highest average high temperature) is January (30.2°C).
The month with the lowest average high temperature is June (17.3°C).

  • Average low temperature in March: 15.4°C

The month with the highest average low temperature is January (18.6°C).
The coldest month (with the lowest average low temperature) is July (5.5°C).

Average pressure in March
Welkom, South Africa

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

The month with the highest atmospheric pressure is July (1025mbar).
The month with the lowest atmospheric pressure is January (1012.4mbar).

Average wind speed in March
Welkom, South Africa

Average wind speed in March - Welkom, South Africa
  • Average wind speed in March: 10.5km/h

The windiest month (with the highest average wind speed) is November (14.4km/h).
The calmest month (with the lowest average wind speed) is May (9km/h).

Average humidity in March
Welkom, South Africa

Average humidity in March - Welkom, South Africa
  • Average humidity in March: 51%

The month with the highest relative humidity is February (53%).
The month with the lowest relative humidity is September (30%).

Average rainfall in March
Welkom, South Africa

Average rainfall in March - Welkom, South Africa
  • Average rainfall in March: 21mm

The wettest month (with the highest rainfall) is January (33mm).
The driest months (with the least rainfall) are July and August (2mm).

Average rainfall days in March
Welkom, South Africa

Average rainfall days in March - Welkom, South Africa
  • Average rainfall days in March: 8.6 days

The month with the highest number of rainy days is January (11.9 days).
The month with the least rainy days is July (1.4 days).

Average daylight in March /
Average sunshine in March
Welkom, South Africa

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

The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).

  • Average sunshine in March: 9h and 4min

The month with the most sunshine is November (Average sunshine: 11h and 54min).
The month with the least sunshine is August (Average sunshine: 7h and 24min).

Average sunshine days in March
Welkom, South Africa

Average sunshine days in March - Welkom, South Africa
  • Average sunshine days in March: 19.8 days

The month with the most sunshine days is July (29.3 days).
The month with the least sunshine days is February (15.3 days).

Average UV index in March
Welkom, South Africa

Average UV index in March - Welkom, South Africa
  • Average UV index in March: 5

The months with the highest UV index are January, February, October, November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).

Average cloud cover in March
Welkom, South Africa

Average cloud cover in March - Welkom, South Africa
  • Average cloud cover in March: 17

The months with the most cloud cover are January and February (Cloud cover 19).
The months with the least cloud cover are July and August (Cloud cover 6).

Average visibility in March
Welkom, South Africa

Average visibility in March - Welkom, South Africa
  • Average visibility in March: 10km

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

Welkom, South Africa

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