October weather forecast
Harrismith, South Africa

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Weather in October

October, the same as September, is another warm spring month in Harrismith, South Africa, with an average temperature ranging between min 13.8°C (56.8°F) and max 27.3°C (81.1°F).

Temperature

October is marked by an average high-temperature of a still warm 27.3°C (81.1°F), almost identical to the preceding month. Harrismith logs a substantial downturn to a mild 13.8°C (56.8°F) during October nights, a considerable shift from daytime highs.

Heat index

October's mean heat index is evaluated at 28°C (82.4°F). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.
Data suggests that the heat index is set for environments in shade and with a light wind. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is achieved by amalgamating air temperature with the relative humidity readings. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.

Humidity

In Harrismith, the average relative humidity in October is 55%.

Rainfall

In Harrismith, in October, during 15.1 rainfall days, 36mm (1.42") of precipitation is typically accumulated. In Harrismith, during the entire year, the rain falls for 149.6 days and collects up to 523mm (20.59") of precipitation.

Daylight

In Harrismith, the average length of the day in October is 12h and 47min.
On the first day of the month, sunrise is at 05:41 and sunset at 18:04. On the last day of October, in Harrismith, sunrise is at 05:11 and sunset at 18:22 SAST.

Sunshine

October has the most sunshine of the year, with an average of 11.1h of sunshine.

UV index

The average daily maximum UV index in October in Harrismith is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 5 in October translates into these instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Updated: Jan 25, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the average October temperature in Harrismith?

The high-temperature, in October, in Harrismith, is 27.3°C (81.1°F), while the low-temperature averages to 13.8°C (56.8°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in October is evaluated at 28°C (82.4°F).

What is the average humidity in October in Harrismith?

In October, the average relative humidity in Harrismith, South Africa, is 55%.

How much does it rain in Harrismith in October?

In Harrismith, South Africa, in October, during 15.1 rainfall days, 36mm (1.42") of precipitation is typically accumulated.

What is the average length of the day in October in Harrismith?

In October, the average day length is 12h and 47min.

When are sunrise and sunset in October in Harrismith?

In October, on the first day of the month, sunrise is at 05:41 and sunset at 18:04. On the last day of the month, in Harrismith, South Africa, sunrise is at 05:11 and sunset at 18:22 SAST.

What month has the most sunshine in Harrismith?

October has the most sunshine of the year in Harrismith, with an average of 11.1h of sunshine.

How many hours of sunshine does Harrismith have in October?

In October, the average sunshine duration in Harrismith is 11.1h.

How high is the UV index in October in Harrismith?

In Harrismith, the average daily maximum UV index in October is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.

Average temperature in October
Harrismith, South Africa

Average temperature in October - Harrismith, South Africa
  • Average high temperature in October: 27.3°C

The warmest month (with the highest average high temperature) is December (29.3°C).
The month with the lowest average high temperature is June (19.7°C).

  • Average low temperature in October: 13.8°C

The month with the highest average low temperature is January (16°C).
The coldest month (with the lowest average low temperature) is July (6.2°C).

Average pressure in October
Harrismith, South Africa

Average pressure in October - Harrismith, South Africa
  • Average pressure in October: 1017.4mbar

The month with the highest atmospheric pressure is July (1024.6mbar).
The month with the lowest atmospheric pressure is December (1014.9mbar).

Average wind speed in October
Harrismith, South Africa

Average wind speed in October - Harrismith, South Africa
  • Average wind speed in October: 8.9km/h

The windiest months (with the highest average wind speed) are October and November (8.9km/h).
The calmest month (with the lowest average wind speed) is May (6km/h).

Average humidity in October
Harrismith, South Africa

Average humidity in October - Harrismith, South Africa
  • Average humidity in October: 55%

The month with the highest relative humidity is February (73%).
The months with the lowest relative humidity are August and September (45%).

Average rainfall in October
Harrismith, South Africa

Average rainfall in October - Harrismith, South Africa
  • Average rainfall in October: 36mm

The wettest month (with the highest rainfall) is January (99mm).
The driest month (with the least rainfall) is July (4mm).

Average rainfall days in October
Harrismith, South Africa

Average rainfall days in October - Harrismith, South Africa
  • Average rainfall days in October: 15.1 days

The month with the highest number of rainy days is December (22.5 days).
The month with the least rainy days is June (2.8 days).

Average daylight in October /
Average sunshine in October
Harrismith, South Africa

Average daylight in October / Average sunshine in October - Harrismith, South Africa
  • Average daylight in October: 12h and 5min

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 October: 11h and 1min

The month with the most sunshine is October (Average sunshine: 11h and 6min).
The month with the least sunshine is April (Average sunshine: 7h and 6min).

Average sunshine days in October
Harrismith, South Africa

Average sunshine days in October - Harrismith, South Africa
  • Average sunshine days in October: 12.5 days

The month with the most sunshine days is July (26.2 days).
The month with the least sunshine days is December (4.1 days).

Average UV index in October
Harrismith, South Africa

Average UV index in October - Harrismith, South Africa
  • Average UV index in October: 5

The months with the highest UV index are January, 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 October
Harrismith, South Africa

Average cloud cover in October - Harrismith, South Africa
  • Average cloud cover in October: 26

The month with the most cloud cover is January (Cloud cover 36).
The months with the least cloud cover are June and July (Cloud cover 9).

Average visibility in October
Harrismith, South Africa

Average visibility in October - Harrismith, South Africa
  • Average visibility in October: 10km

The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January and February (8km).

Harrismith, South Africa

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