May weather forecast
Siphofaneni, Swaziland

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Weather in May

Navigating towards winter, May marks a decrease in temperature to an average low of 11.8°C (53.2°F). The cloud cover reduces drastically, revealing clear skies most of the month. A significant dip in humidity makes the air feel drier, while the pressure remains fairly stable. The city experiences longer sunshine days compared to April. The dwindling daylight hours are a clear signal of the approach of the cold season.

Temperature

May in Siphofaneni welcomes an average high-temperature of a still moderately hot 23.8°C (74.8°F), not much different from the preceding month. Siphofaneni reports a significant contrast between daytime and nighttime temperatures, with an average low of 11.8°C (53.2°F) in May.

Humidity

In May, the average relative humidity is 67%.

Rainfall

In Siphofaneni, in May, it is raining for 5.5 days, with typically 6mm (0.24") of accumulated precipitation. In Siphofaneni, during the entire year, the rain falls for 156.8 days and collects up to 549mm (21.61") of precipitation.

Daylight

The average length of the day in May is 10h and 49min.
On the first day of the month, sunrise is at 06:17 and sunset at 17:22. On the last day of May, in Siphofaneni, sunrise is at 06:33 and sunset at 17:08 SAST.

Sunshine

The average sunshine in May is 7.4h.

UV index

The months with the lowest UV index in Siphofaneni are April through October, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 5 during May translates into these guidelines:
Prioritize safety - Recommendations to avert sunburn are shared. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What is the usual temperature for Siphofaneni in May?

May temperatures vary between a high-temperature of 23.8°C (74.8°F) and a low-temperature of 11.8°C (53.2°F). The average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, in February is computed to be 31°C (87.8°F).

What is the average humidity in May in Siphofaneni?

In Siphofaneni, Swaziland, the average relative humidity in May is 67%.

How many days does it rain in May in Siphofaneni?

In Siphofaneni, in May, during 5.5 rainfall days, 6mm (0.24") of precipitation is typically accumulated.

What is the average length of the day in May in Siphofaneni?

In Siphofaneni, Swaziland, the average day length in May is 10h and 49min.

When are sunrise and sunset in May in Siphofaneni?

On the first day of May, sunrise is at 06:17 and sunset at 17:22. On the last day of the month, sunrise is at 06:33 and sunset at 17:08 SAST.

How long on average sun shines in May in Siphofaneni?

The average sunshine duration in May is 7.4h.

What is the month with the lowest UV index in Siphofaneni?

April through October, with an average maximum UV index of 5, are months with the lowest UV index in Siphofaneni.

How high is the UV index in May in Siphofaneni?

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Siphofaneni, Swaziland

Average temperature in May - Siphofaneni, Swaziland
  • Average high temperature in May: 23.8°C

The warmest month (with the highest average high temperature) is December (27.5°C).
The month with the lowest average high temperature is July (21.4°C).

  • Average low temperature in May: 11.8°C

The month with the highest average low temperature is December (17.5°C).
The coldest month (with the lowest average low temperature) is July (9.3°C).

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Average pressure in May
Siphofaneni, Swaziland

Average pressure in May - Siphofaneni, Swaziland
  • Average pressure in May: 1020.3mbar

The month with the highest atmospheric pressure is July (1024.1mbar).
The month with the lowest atmospheric pressure is January (1014mbar).

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Average wind speed in May
Siphofaneni, Swaziland

Average wind speed in May - Siphofaneni, Swaziland
  • Average wind speed in May: 6.7km/h

The windiest month (with the highest average wind speed) is September (8.2km/h).
The calmest month (with the lowest average wind speed) is March (6.1km/h).

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Average humidity in May
Siphofaneni, Swaziland

Average humidity in May - Siphofaneni, Swaziland
  • Average humidity in May: 67%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (57%).

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Average rainfall in May
Siphofaneni, Swaziland

Average rainfall in May - Siphofaneni, Swaziland
  • Average rainfall in May: 6mm

The wettest month (with the highest rainfall) is December (110mm).
The driest month (with the least rainfall) is July (4mm).

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Average rainfall days in May
Siphofaneni, Swaziland

Average rainfall days in May - Siphofaneni, Swaziland
  • Average rainfall days in May: 5.5 days

The month with the highest number of rainy days is December (22.7 days).
The month with the least rainy days is June (3.6 days).

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Average daylight in May /
Average sunshine in May
Siphofaneni, Swaziland

Average daylight in May / Average sunshine in May - Siphofaneni, Swaziland
  • Average daylight in May: 10h and 5min

The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).

  • Average sunshine in May: 7h and 2min

The month with the most sunshine is November (Average sunshine: 9h and 0min).
The month with the least sunshine is April (Average sunshine: 6h and 24min).

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Average sunshine days in May
Siphofaneni, Swaziland

Average sunshine days in May - Siphofaneni, Swaziland
  • Average sunshine days in May: 23.8 days

The month with the most sunshine days is June (25.4 days).
The month with the least sunshine days is December (5.3 days).

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Average UV index in May
Siphofaneni, Swaziland

Average UV index in May - Siphofaneni, Swaziland
  • Average UV index in May: 5

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

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Average cloud cover in May
Siphofaneni, Swaziland

Average cloud cover in May - Siphofaneni, Swaziland
  • Average cloud cover in May: 19

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is June (Cloud cover 14).

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Average visibility in May
Siphofaneni, Swaziland

Average visibility in May - Siphofaneni, Swaziland
  • Average visibility in May: 9km

The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February and March (7km).

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Siphofaneni, Swaziland

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