September weather forecast
Diazville, South Africa

September

Weather in September

The first month of the spring, September, is still a refreshing month in Diazville, South Africa, with an average temperature fluctuating between 18°C (64.4°F) and 10.9°C (51.6°F).

Temperature

The initiation of September sees an average high-temperature of a still refreshing 18°C (64.4°F), showing minor variations from the previous month. An average low-temperature of 10.9°C (51.6°F) is recorded during the nights in September in Diazville.

Humidity

June, August and September, with an average relative humidity of 74%, are the most humid months in Diazville.

Rainfall

In Diazville, in September, during 11.7 rainfall days, 37mm (1.46") of precipitation is typically accumulated. In Diazville, during the entire year, the rain falls for 111 days and collects up to 435mm (17.13") of precipitation.

Daylight

In Diazville, the average length of the day in September is 11h and 54min.
On the first day of September, sunrise is at 07:05 and sunset at 18:31. On the last day of the month, sunrise is at 06:26 and sunset at 18:50 SAST.

Sunshine

In Diazville, the average sunshine in September is 8h.

UV index

The months with the lowest UV index in Diazville are May through September, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index of 4 during September leads to these instructions:
Adopt protective measures - Suggestions to resist sunburn are offered. It's recommended to limit sun exposure when its radiation is at its peak during midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Frequently asked questions

What is the usual temperature for Diazville in September?
In September, in Diazville, the average high-temperature is 18°C (64.4°F), and the average low-temperature is 10.9°C (51.6°F).
What is the most humid month in Diazville?
The months with the highest humidity are June, August and September, with an average relative humidity of 74%.
What is the average humidity in September in Diazville?
The average relative humidity in September in Diazville is 74%.
How many days does it rain in September in Diazville?
In September, in Diazville, the rain falls for 11.7 days. Throughout September, 37mm (1.46") of precipitation is accumulated.
What is the average length of the day in September in Diazville?
In Diazville, South Africa, the average day length in September is 11h and 54min.
What time are sunrise and sunset in September in Diazville?
In September, on the first day of the month, sunrise is at 07:05 and sunset at 18:31. On the last day of the month, in Diazville, sunrise is at 06:26 and sunset at 18:50 SAST.
How long on average sun shines in September in Diazville?
In Diazville, the average sunshine duration in September is 8h.
What is the month with the lowest UV index in Diazville?
May through September, with an average maximum UV index of 4, are months with the lowest UV index in Diazville, South Africa.
How high is the UV index in September in Diazville?
In Diazville, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
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 September
Diazville, South Africa
  • Average high temperature in September: 18°C

The warmest month (with the highest average high temperature) is February (26.1°C).
The month with the lowest average high temperature is August (16.6°C).

  • Average low temperature in September: 10.9°C

The month with the highest average low temperature is January (17.7°C).
The coldest months (with the lowest average low temperature) are July and August (10.2°C).

Average pressure in September
Diazville, South Africa
  • Average pressure in September: 1019.6mbar

The month with the highest atmospheric pressure is July (1022mbar).
The month with the lowest atmospheric pressure is February (1013.4mbar).

Average wind speed in September
Diazville, South Africa
  • Average wind speed in September: 15km/h

The windiest month (with the highest average wind speed) is January (17.6km/h).
The calmest month (with the lowest average wind speed) is May (13.4km/h).

Average humidity in September
Diazville, South Africa
  • Average humidity in September: 74%

The months with the highest relative humidity are June, August and September (74%).
The months with the lowest relative humidity are February, April and December (68%).

Average rainfall in September
Diazville, South Africa
  • Average rainfall in September: 37mm

The wettest month (with the highest rainfall) is June (98mm).
The driest month (with the least rainfall) is February (7mm).

Average rainfall days in September
Diazville, South Africa
  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is June (13.8 days).
The month with the least rainy days is February (4.9 days).

Average daylight in September /
Average sunshine in September
Diazville, South Africa
  • Average daylight in September: 11h and 5min

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 September: 8h and 0min

The month with the most sunshine is December (Average sunshine: 11h and 6min).
The month with the least sunshine is June (Average sunshine: 6h and 0min).

Average sunshine days in September
Diazville, South Africa
  • Average sunshine days in September: 16 days

The month with the most sunshine days is January (23.1 days).
The month with the least sunshine days is June (14.6 days).

Average UV index in September
Diazville, South Africa
  • Average UV index in September: 4

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

Average cloud cover in September
Diazville, South Africa
  • Average cloud cover in September: 33

The month with the most cloud cover is June (Cloud cover 34).
The month with the least cloud cover is February (Cloud cover 15).

Average visibility in September
Diazville, South Africa
  • Average visibility in September: 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).

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