May weather forecast
Northcliff, South Africa

May

Weather in May

The last month of the autumn, May, is also an agreeable month in Northcliff, South Africa, with an average temperature varying between 9.6°C (49.3°F) and 21.2°C (70.2°F).

Temperature

May's average high-temperature is a still pleasant 21.2°C (70.2°F), maintaining a close comparison with April's 22.8°C (73°F). In Northcliff, an average nighttime temperature of 9.6°C (49.3°F) is expected during May.

Humidity

The average relative humidity in May is 49%.

Rainfall

In Northcliff, during May, the rain falls for 2.9 days and regularly aggregates up to 4mm (0.16") of precipitation. In Northcliff, during the entire year, the rain falls for 77.6 days and collects up to 262mm (10.31") of precipitation.

Daylight

The average length of the day in May in Northcliff is 10h and 50min.
On the first day of the month, sunrise is at 06:32 and sunset at 17:38. On the last day of May, in Northcliff, sunrise is at 06:47 and sunset at 17:24 SAST.

Sunshine

In May, the average sunshine in Northcliff is 7.6h.

UV index

May through July, with an average maximum UV index of 4, are months with the lowest UV index in Northcliff. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 4 in May translates into the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

What is the usual temperature for Northcliff in May?
In May, in Northcliff, the average high-temperature is 21.2°C (70.2°F), and the average low-temperature is 9.6°C (49.3°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in February is computed to be 29°C (84.2°F).
What is the average humidity in May in Northcliff?
In Northcliff, South Africa, the average relative humidity in May is 49%.
How many days does it rain in May in Northcliff?
In May, in Northcliff, the rain falls for 2.9 days. Throughout May, 4mm (0.16") of precipitation is accumulated.
What is the average length of the day in May in Northcliff?
The average day length in May is 10h and 50min.
What time are sunrise and sunset in May in Northcliff?
On the first day of May, sunrise is at 06:32 and sunset at 17:38. On the last day of the month, sunrise is at 06:47 and sunset at 17:24 SAST.
How long on average sun shines in May in Northcliff?
The average sunshine duration in May in Northcliff, South Africa, is 7.6h.
What is the month with the lowest UV index in Northcliff?
The months with the lowest UV index in Northcliff are May through July, with an average maximum UV index of 4.
How high is the UV index in May in Northcliff?
The average daily maximum UV index in May in Northcliff, South Africa, is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe 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 May - Northcliff, South Africa
Average temperature in May
Northcliff, South Africa
  • Average high temperature in May: 21.2°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 (17.9°C).

  • Average low temperature in May: 9.6°C

The month with the highest average low temperature is January (16.6°C).
The coldest month (with the lowest average low temperature) is July (6.1°C).

Average pressure in May - Northcliff, South Africa
Average pressure in May
Northcliff, South Africa
  • Average pressure in May: 1021.1mbar

The month with the highest atmospheric pressure is July (1024.6mbar).
The month with the lowest atmospheric pressure is January (1013.1mbar).

Average wind speed in May - Northcliff, South Africa
Average wind speed in May
Northcliff, South Africa
  • Average wind speed in May: 7.8km/h

The windiest month (with the highest average wind speed) is November (11.6km/h).
The calmest month (with the lowest average wind speed) is May (7.8km/h).

Average humidity in May - Northcliff, South Africa
Average humidity in May
Northcliff, South Africa
  • Average humidity in May: 49%

The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is September (34%).

Average rainfall in May - Northcliff, South Africa
Average rainfall in May
Northcliff, South Africa
  • Average rainfall in May: 4mm

The wettest month (with the highest rainfall) is January (57mm).
The driest month (with the least rainfall) is July (1mm).

Average rainfall days in May - Northcliff, South Africa
Average rainfall days in May
Northcliff, South Africa
  • Average rainfall days in May: 2.9 days

The month with the highest number of rainy days is January (13.2 days).
The month with the least rainy days is July (1.4 days).

Average daylight in May / Average sunshine in May - Northcliff, South Africa
Average daylight in May /
Average sunshine in May
Northcliff, South Africa
  • Average daylight in May: 10h and 5min

The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 30min).

  • Average sunshine in May: 7h and 4min

The month with the most sunshine is October (Average sunshine: 11h and 48min).
The month with the least sunshine is August (Average sunshine: 7h and 24min).

Average sunshine days in May - Northcliff, South Africa
Average sunshine days in May
Northcliff, South Africa
  • Average sunshine days in May: 27.3 days

The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is January (16.3 days).

Average UV index in May - Northcliff, South Africa
Average UV index in May
Northcliff, South Africa
  • Average UV index in May: 4

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

Average cloud cover in May - Northcliff, South Africa
Average cloud cover in May
Northcliff, South Africa
  • Average cloud cover in May: 9

The month with the most cloud cover is January (Cloud cover 26).
The month with the least cloud cover is August (Cloud cover 5).

Average visibility in May - Northcliff, South Africa
Average visibility in May
Northcliff, South Africa
  • Average visibility in May: 10km

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

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