Durban, South Africa — Weather in September 2026

Monthly climate averages for Durban, South Africa. Based on 10-year ERA5 reanalysis data.

Cfa Humid Subtropical
8.7 /10
Excellent

September is an excellent month in Durban

Climate Overview

Durban, South Africa in September has warm conditions, with highs averaging 22.5°C (73°F). Sea temperature averages 21°C (70°F).

This month falls at the beginning of Spring.

Temperatures remain fairly steady throughout September, with daily highs around 23°C (73°F).

Rainfall is heaviest during the last third of the month, while the first third tends to be drier.

Expect around 9.4h of sunshine at the start of September, decreasing to 8.2h by the end.

The warmest days tend to fall around the 11th, averaging 23.1°C (74°F).

Compared to August, this month is about 1°C warmer with 2 more rainy days.

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Monthly September Averages

Temperature
23°C / 16°C
Feels Like
23°C / 16°C
Rain
9 days · 74 mm
Sunshine
8.7h / day
Humidity
77% — Humid
Wind
23 km/h
Wind Direction
SE (143°)
Gusts
43 km/h
Daylight
11.9 h
Cloud Cover
51%
Clear Sky Days
6.6
UV Index
5.6 — High
Sea Temperature
21°C
Dew Point
15°C — Comfortable
Moon Phase
Waxing Crescent · 11%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

28°C 25°C 22°C 19°C 16°C 13°C 10°C 151015202530
High Low

Daily Precipitation

0 mm 2 mm 4 mm 6 mm 8 mm 151015202530
Rainfall

Daily Sunshine

0h 3h 6h 9h 12h 151015202530
Sunshine

Daily Wind Speed

0 6 12 18 24 30 151015202530
Wind Speed
Sun Position
Sunrise 05:54
Daylight 11.9h
Sunset 17:48

What to Expect

Daytime temperatures around 23°C (73°F) are ideal for full-day outdoor exploration.

Rain usually comes in shorter passing showers rather than all-day rain.

Recent yearly records for September have stayed close to the long-run average.

Compare Months

January
Good
Temp
27°C / 22°C
Feels Like
30°C / 24°C
Rain
11days (92 mm) Wet
Sun
10.1h Excellent
Humidity
79% Humid
UV
7.7 Very High
View Details
February
Good
Temp
27°C / 22°C
Feels Like
30°C / 25°C
Rain
12days (120 mm) Wet
Sun
9.4h Good
Humidity
80% Humid
UV
7.2 Very High
View Details
March
Good
Temp
27°C / 22°C
Feels Like
30°C / 24°C
Rain
11days (83 mm) Wet
Sun
9.5h Good
Humidity
81% Humid
UV
6.7 High
View Details
April best
Excellent
Temp
25°C / 20°C
Feels Like
26°C / 21°C
Rain
10days (135 mm) Wet
Sun
8.4h Good
Humidity
80% Humid
UV
5.2 High
View Details
May best
Excellent
Temp
24°C / 17°C
Feels Like
24°C / 17°C
Rain
6days (83 mm) Good
Sun
8.9h Good
Humidity
79% Humid
UV
4.5 Moderate
View Details
June best
Excellent
Temp
22°C / 15°C
Feels Like
22°C / 14°C
Rain
4days (23 mm) Good
Sun
8.9h Good
Humidity
74% Muggy
UV
3.9 Moderate
View Details
July best
Excellent
Temp
22°C / 14°C
Feels Like
21°C / 13°C
Rain
5days (28 mm) Good
Sun
9h Good
Humidity
72% Muggy
UV
4.1 Moderate
View Details
August
Excellent
Temp
22°C / 15°C
Feels Like
21°C / 14°C
Rain
7days (33 mm) Good
Sun
8.9h Good
Humidity
74% Muggy
UV
5 Moderate
View Details
September
Excellent
Temp
23°C / 16°C
Feels Like
23°C / 16°C
Rain
9days (74 mm) Wet
Sun
8.7h Good
Humidity
77% Humid
UV
5.6 High
View Details
October
Excellent
Temp
23°C / 17°C
Feels Like
24°C / 17°C
Rain
12days (97 mm) Wet
Sun
9h Good
Humidity
78% Humid
UV
6.7 High
View Details
November best
Excellent
Temp
24°C / 19°C
Feels Like
26°C / 19°C
Rain
12days (87 mm) Wet
Sun
9.3h Good
Humidity
79% Humid
UV
7.7 Very High
View Details
December
Good
Temp
26°C / 21°C
Feels Like
28°C / 22°C
Rain
15days (116 mm) Wet
Sun
9.2h Good
Humidity
80% Humid
UV
7.3 Very High
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January 27°C / 22°C 30°C / 24°C 11days (92 mm) Wet 10.1h Excellent 79% Humid 7.7 Very High Good View Details
February 27°C / 22°C 30°C / 25°C 12days (120 mm) Wet 9.4h Good 80% Humid 7.2 Very High Good View Details
March 27°C / 22°C 30°C / 24°C 11days (83 mm) Wet 9.5h Good 81% Humid 6.7 High Good View Details
April best 25°C / 20°C 26°C / 21°C 10days (135 mm) Wet 8.4h Good 80% Humid 5.2 High Excellent View Details
May best 24°C / 17°C 24°C / 17°C 6days (83 mm) Good 8.9h Good 79% Humid 4.5 Moderate Excellent View Details
June best 22°C / 15°C 22°C / 14°C 4days (23 mm) Good 8.9h Good 74% Muggy 3.9 Moderate Excellent View Details
July best 22°C / 14°C 21°C / 13°C 5days (28 mm) Good 9h Good 72% Muggy 4.1 Moderate Excellent View Details
August 22°C / 15°C 21°C / 14°C 7days (33 mm) Good 8.9h Good 74% Muggy 5 Moderate Excellent View Details
September 23°C / 16°C 23°C / 16°C 9days (74 mm) Wet 8.7h Good 77% Humid 5.6 High Excellent View Details
October 23°C / 17°C 24°C / 17°C 12days (97 mm) Wet 9h Good 78% Humid 6.7 High Excellent View Details
November best 24°C / 19°C 26°C / 19°C 12days (87 mm) Wet 9.3h Good 79% Humid 7.7 Very High Excellent View Details
December 26°C / 21°C 28°C / 22°C 15days (116 mm) Wet 9.2h Good 80% Humid 7.3 Very High Good View Details

What to Wear

Dress in layers — a mix of long sleeves, light sweaters, and a versatile jacket works best for changeable conditions.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaSunscreen (SPF 30+)SunglassesComfortable walking shoes

Frequently Asked Questions

September is typically excellent for visiting Durban, with average highs of 23°C (73°F) and around 9 rainy days. Durban, South Africa in September has warm conditions, with highs averaging 22.5°C (73°F). Sea temperature averages 21°C
Durban typically sees around 9 rainy days in September with 74 mm (2.9 in) of total rainfall. An umbrella should suffice.
Evenings in Durban during September are mild at 16°C (61°F). A light cardigan is usually enough.
With highs of 23°C (73°F) and lows of 16°C (61°F) in September, we recommend: Umbrella, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. Comfortable walking shoes are essential.
September is not the most favourable month weather-wise in Durban. Consider visiting during months with milder temperatures or less rainfall for a better experience.
The average UV index in Durban during September is 6 (high). Wear sunscreen SPF 30+, a hat, and sunglasses. Limit direct sun exposure between 10 AM and 4 PM.
Durban gets approximately 12 hours of daylight per day in September, with around 9 hours of sunshine.
Snow is uncommon in Durban during September based on 10-year climate averages.

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