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Average weather for Graaff-Reinet in September

It's warm in September in Graaff-Reinet with an average temperature of 25°C. Temperatures this month range from a low of 21°C to a high of 29°C. At night, you can expect temperatures between 4°C and 11°C.

Daily Temperature in September in Graaff-Reinet

Start of September

The month of September starts in Graaff-Reinet with warm temps, averaging around 25°C during the day and nights around 8°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.

Mid September

By mid-September, daytime temps rise to around 26°C, with nights around 9°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of September

By the end of September, the average daytime temperature in Graaff-Reinet is around 26°C, while nighttime temps are about 9°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

In September, there is an average of 79 mm of precipitation, spread over 5 days. Of the total precipitation, about 0,3 cm falls as snow in September. The wind speed is around 4 Bft, mostly coming from the Southwest.

Graaff-Reinet in September

New York
Temperature Average temperature
25°C 27°C
Sun Max. temperature
29°C 31°C
Sun Min. temperature
21°C -5°C
Rain Total precipitation
79 mm 57 mm
Rain Rainy days
5 days 9 days
Snow Total snowfall
0,3 cm 0 cm
Snow Snowy days
1 day 0 days

UV index

The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Is September a good time to visit Graaff-Reinet?

Looking for great weather? September is a good time to be in Graaff-Reinet. The temperatures are nice, and there’s not too much rain.

Temperature records

With 37°C in 2021, Graaff-Reinet reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 8°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of 0°C to a highest value of 15°C.

Check out the climate of Graaff-Reinet for all months and discover the best travel time

Curious about the weather in other parts of South Africa? Check out the climate and weather for spots like Cape Town, Krugerpark, Johannesburg, or explore other destinations in South Africa.

Daily Temperature in September in Graaff-Reinet

This chart shows the average daily high and low temperatures in September for Graaff-Reinet, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.

Daily Temperature in September in Graaff-Reinet

Daily Precipitation in September in Graaff-Reinet

The chart below shows the average daily precipitation in September for Graaff-Reinet, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 5 days of precipitation in Graaff-Reinet.

Daily Precipitation in September in Graaff-Reinet

Daily Snowfall in September in Graaff-Reinet

This chart shows the average daily snowfall in September in Graaff-Reinet, measured in centimeters. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in September.

Daily Snowfall in September in Graaff-Reinet

Daily UV index in September in Graaff-Reinet

This chart shows the average daily UV index in September in Graaff-Reinet, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Daily UV Index in September in Graaff-Reinet

Temperature in September in Graaff-Reinet over the years

This chart shows the average temperature in September in Graaff-Reinet, measured in degrees Celsius, over the past few years.

Temperature in September in Graaff-Reinet Over the Years

Total precipitation in September in Graaff-Reinet over the years

This chart shows the average precipitation in September in Graaff-Reinet, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.

Precipitation in September in Graaff-Reinet over the years

Snowfall in September in Graaff-Reinet per year

This chart shows the average snowfall in September in Graaff-Reinet, measured in centimeters, over the past few years.

Snowfall in September in Graaff-Reinet over the past years

Daily weather in September for Graaff-Reinet

Click on any day in September to get detailed info about the usual weather on that day in Graaff-Reinet. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in September in Graaff-Reinet

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Average weather in Graaff-Reinet by month

Click on a month below to see detailed weather info for Graaff-Reinet. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.


Or check out the climate of Graaff-Reinet for all months at once

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