Climate Insights for Klein Sleutelfontein

South Africa

Hottest
January
31°C peak87°F peak
Coldest
July
4°C low40°F low
Wettest
March
30 mm rain1.2 in rain
Best to Visit
January, February, March
Mild temps & low rain

Climate Overview

The climate in Klein Sleutelfontein is temperate. The average annual temperature is 17°C and approximately 261 mm of precipitation falls per year. March is the wettest month, receiving around 30 mm of rainfall. Klein Sleutelfontein is in the Southern Hemisphere. The seasons are reversed: summer runs from December to February, while winter falls between June and August. The summer months are: January, February, December. The coldest months are July, August, June, when temperatures can drop to 4°C.The climate in Klein Sleutelfontein is temperate. The average annual temperature is 62°F and approximately 10.3 in of precipitation falls per year. March is the wettest month, receiving around 1.2 in of rainfall. Klein Sleutelfontein is in the Southern Hemisphere. The seasons are reversed: summer runs from December to February, while winter falls between June and August. The summer months are: January, February, December. The coldest months are July, August, June, when temperatures can drop to 40°F.

Temperature

0°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 31°Average: 23°Min: 16°FebMax: 30°Average: 22°Min: 15°MarMax: 28°Average: 20°Min: 14°AprMax: 24°Average: 17°Min: 11°MayMax: 21°Average: 14°Min: 8°JunMax: 17°Average: 11°Min: 5°JulMax: 17°Average: 10°Min: 4°AugMax: 18°Average: 11°Min: 5°SepMax: 21°Average: 14°Min: 7°OctMax: 25°Average: 17°Min: 10°NovMax: 27°Average: 19°Min: 11°DecMax: 29°Average: 21°Min: 14°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 87°FAverage: 73°FMin: 60°FFebMax: 86°FAverage: 72°FMin: 59°FMarMax: 82°FAverage: 68°FMin: 57°FAprMax: 74°FAverage: 62°FMin: 51°FMayMax: 70°FAverage: 58°FMin: 47°FJunMax: 63°FAverage: 52°FMin: 42°FJulMax: 62°FAverage: 50°FMin: 40°FAugMax: 65°FAverage: 52°FMin: 41°FSepMax: 70°FAverage: 57°FMin: 45°FOctMax: 76°FAverage: 62°FMin: 49°FNovMax: 80°FAverage: 66°FMin: 52°FDecMax: 84°FAverage: 69°FMin: 57°F
Max
Average
Min

Temperatures in Klein Sleutelfontein vary considerably across the year, with a 27°C difference between the coldest and warmest months. The warmest month is January, when average highs reach 31°C and the mean temperature sits around 23°C. July is the coolest month, with minimum temperatures around 4°C and an average of 10°C. On average, daily temperatures fluctuate by about 14°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 3°C shift in average temperatures.Temperatures in Klein Sleutelfontein vary considerably across the year, with a 47°F difference between the coldest and warmest months. The warmest month is January, when average highs reach 87°F and the mean temperature sits around 73°F. July is the coolest month, with minimum temperatures around 40°F and an average of 50°F. On average, daily temperatures fluctuate by about 25°F between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 6°F shift in average temperatures.

Precipitation

0mm25mm50mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 21mmSnow: 0mmFebPrecipitation: 23mmSnow: 0mmMarPrecipitation: 30mmSnow: 0mmAprPrecipitation: 24mmSnow: 0mmMayPrecipitation: 19mmSnow: 0mmJunPrecipitation: 23mmSnow: 0mmJulPrecipitation: 17mmSnow: 1mmAugPrecipitation: 14mmSnow: 0mmSepPrecipitation: 24mmSnow: 1mmOctPrecipitation: 20mmSnow: 0mmNovPrecipitation: 21mmSnow: 0mmDecPrecipitation: 25mmSnow: 0mm
Precipitation
Snow
0in1in2inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 0.8inFebPrecipitation: 0.9inMarPrecipitation: 1.2inAprPrecipitation: 1inMayPrecipitation: 0.7inJunPrecipitation: 0.9inJulPrecipitation: 0.7inAugPrecipitation: 0.5inSepPrecipitation: 0.9inOctPrecipitation: 0.8inNovPrecipitation: 0.8inDecPrecipitation: 1in
Precipitation

Klein Sleutelfontein is a quite dry location, receiving approximately 261 mm of precipitation annually, which averages out to around 22 mm per month. The wettest month is March, averaging 30 mm of rainfall. December and April also tend to see above-average precipitation. The driest month is August, with just 14 mm. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.Klein Sleutelfontein is a quite dry location, receiving approximately 10.3 in of precipitation annually, which averages out to around 0.9 in per month. The wettest month is March, averaging 1.2 in of rainfall. December and April also tend to see above-average precipitation. The driest month is August, with just 0.6 in. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.

Wind

0km/h5km/h10km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 10km/hFebWind Speed: 10km/hMarWind Speed: 9km/hAprWind Speed: 9km/hMayWind Speed: 9km/hJunWind Speed: 10km/hJulWind Speed: 10km/hAugWind Speed: 10km/hSepWind Speed: 10km/hOctWind Speed: 10km/hNovWind Speed: 10km/hDecWind Speed: 10km/h
Wind Speed
0mph5mph10mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 6mphFebWind Speed: 6mphMarWind Speed: 6mphAprWind Speed: 6mphMayWind Speed: 6mphJunWind Speed: 6mphJulWind Speed: 6mphAugWind Speed: 6mphSepWind Speed: 6mphOctWind Speed: 6mphNovWind Speed: 6mphDecWind Speed: 6mph
Wind Speed

Klein Sleutelfontein is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.Klein Sleutelfontein is mildly breezy, with an average annual wind speed of 6mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is October, averaging 6mph, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 6mph, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 0mph between the calmest and windiest months.

Best Time to Visit

Jan23°73°F
Feb22°72°F
Mar20°68°F
Apr17°62°F
May14°58°F
Jun11°52°F
Jul10°50°F
Aug11°52°F
Sep14°57°F
Oct17°62°F
Nov19°66°F
Dec21°69°F

The best time to visit Klein Sleutelfontein is during January, February, March, April, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 23 mm per month. By contrast, July can be quite cold with temperatures dropping to 4°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.The best time to visit Klein Sleutelfontein is during January, February, March, April, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 67°F with modest rainfall averaging 0.9 in per month. By contrast, July can be quite cold with temperatures dropping to 40°F. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Klein Sleutelfontein based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Klein Sleutelfontein based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
16 °C60 °F
31 °C87 °F
10 km/h6 mph
21 mm0.8 in
0 cm0 in
Feb
15 °C59 °F
30 °C86 °F
10 km/h6 mph
23 mm0.9 in
0 cm0 in
Mar
14 °C57 °F
28 °C82 °F
9 km/h6 mph
30 mm1.2 in
0 cm0 in
Apr
11 °C51 °F
24 °C74 °F
9 km/h6 mph
24 mm1 in
0 cm0 in
May
8 °C47 °F
21 °C70 °F
9 km/h6 mph
19 mm0.7 in
0 cm0 in
Jun
5 °C42 °F
17 °C63 °F
10 km/h6 mph
23 mm0.9 in
0 cm0 in
Jul
4 °C40 °F
17 °C62 °F
10 km/h6 mph
17 mm0.7 in
1 cm0 in
Aug
5 °C41 °F
18 °C65 °F
10 km/h6 mph
14 mm0.5 in
0 cm0 in
Sep
7 °C45 °F
21 °C70 °F
10 km/h6 mph
24 mm0.9 in
1 cm0 in
OctCurrent
10 °C49 °F
25 °C76 °F
10 km/h6 mph
20 mm0.8 in
0 cm0 in
Nov
11 °C52 °F
27 °C80 °F
10 km/h6 mph
21 mm0.8 in
0 cm0 in
Dec
14 °C57 °F
29 °C84 °F
10 km/h6 mph
25 mm1 in
0 cm0 in