Climate Insights for Rietvale

South Africa

Hottest
January
33°C peak92°F peak
Coldest
July
2°C low36°F low
Wettest
January
86 mm rain3.4 in rain
Best to Visit
February, March, April
Mild temps & low rain

Climate Overview

The climate in Rietvale is warm and mild. The average annual temperature is 19°C and approximately 469 mm of precipitation falls per year. January is the wettest month, receiving around 86 mm of rainfall. Rietvale 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, December, February. The coldest months are July, June, August, when temperatures can drop to 2°C.The climate in Rietvale is warm and mild. The average annual temperature is 66°F and approximately 18.5 in of precipitation falls per year. January is the wettest month, receiving around 3.4 in of rainfall. Rietvale 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, December, February. The coldest months are July, June, August, when temperatures can drop to 36°F.

Temperature

0°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 33°Average: 26°Min: 19°FebMax: 32°Average: 25°Min: 18°MarMax: 30°Average: 23°Min: 16°AprMax: 26°Average: 18°Min: 11°MayMax: 23°Average: 14°Min: 6°JunMax: 20°Average: 11°Min: 3°JulMax: 20°Average: 10°Min: 2°AugMax: 23°Average: 13°Min: 4°SepMax: 27°Average: 18°Min: 8°OctMax: 30°Average: 21°Min: 12°NovMax: 32°Average: 24°Min: 15°DecMax: 33°Average: 25°Min: 17°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F100°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 92°FAverage: 79°FMin: 66°FFebMax: 90°FAverage: 77°FMin: 65°FMarMax: 87°FAverage: 73°FMin: 60°FAprMax: 78°FAverage: 64°FMin: 52°FMayMax: 74°FAverage: 57°FMin: 43°FJunMax: 68°FAverage: 51°FMin: 37°FJulMax: 68°FAverage: 51°FMin: 36°FAugMax: 73°FAverage: 56°FMin: 39°FSepMax: 81°FAverage: 64°FMin: 47°FOctMax: 86°FAverage: 70°FMin: 54°FNovMax: 89°FAverage: 74°FMin: 59°FDecMax: 92°FAverage: 78°FMin: 63°F
Max
Average
Min

Temperatures in Rietvale vary considerably across the year, with a 31°C difference between the coldest and warmest months. The warmest month is January, when average highs reach 33°C and the mean temperature sits around 26°C. July is the coolest month, with minimum temperatures around 2°C and an average of 10°C. The average daily temperature swing is 16°C, meaning significant differences between daytime and nighttime temperatures. The sharpest temperature change occurs between August and September, with a 5°C shift in average temperatures.Temperatures in Rietvale vary considerably across the year, with a 56°F difference between the coldest and warmest months. The warmest month is January, when average highs reach 92°F and the mean temperature sits around 79°F. July is the coolest month, with minimum temperatures around 36°F and an average of 51°F. The average daily temperature swing is 30°F, meaning significant differences between daytime and nighttime temperatures. The sharpest temperature change occurs between August and September, with a 8°F shift in average temperatures.

Precipitation

0mm25mm50mm75mm100mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 86mmFebPrecipitation: 61mmMarPrecipitation: 64mmAprPrecipitation: 79mmMayPrecipitation: 11mmJunPrecipitation: 10mmJulPrecipitation: 3mmAugPrecipitation: 6mmSepPrecipitation: 13mmOctPrecipitation: 23mmNovPrecipitation: 51mmDecPrecipitation: 61mm
Precipitation
0in1in2in3in4inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 3.4inFebPrecipitation: 2.4inMarPrecipitation: 2.5inAprPrecipitation: 3.1inMayPrecipitation: 0.4inJunPrecipitation: 0.4inJulPrecipitation: 0.1inAugPrecipitation: 0.2inSepPrecipitation: 0.5inOctPrecipitation: 0.9inNovPrecipitation: 2inDecPrecipitation: 2.4in
Precipitation

Rietvale is a relatively dry area, receiving approximately 469 mm of precipitation annually, which averages out to around 39 mm per month. The wettest month is January, averaging 86 mm of rainfall. April and March also tend to see above-average precipitation. The driest month is July, with just 3 mm. That's 83 mm less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.Rietvale is a relatively dry area, receiving approximately 18.5 in of precipitation annually, which averages out to around 1.5 in per month. The wettest month is January, averaging 3.4 in of rainfall. April and March also tend to see above-average precipitation. The driest month is July, with just 0.1 in. That's 3.3 in less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h5km/h10km/h15km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 11km/hFebWind Speed: 11km/hMarWind Speed: 10km/hAprWind Speed: 9km/hMayWind Speed: 9km/hJunWind Speed: 10km/hJulWind Speed: 11km/hAugWind Speed: 11km/hSepWind Speed: 12km/hOctWind Speed: 13km/hNovWind Speed: 13km/hDecWind Speed: 13km/h
Wind Speed
0mph5mph10mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 7mphFebWind Speed: 7mphMarWind Speed: 6mphAprWind Speed: 6mphMayWind Speed: 6mphJunWind Speed: 6mphJulWind Speed: 7mphAugWind Speed: 7mphSepWind Speed: 7mphOctWind Speed: 8mphNovWind Speed: 8mphDecWind Speed: 8mph
Wind Speed

Rietvale is relatively calm, with an average annual wind speed of 11km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 13km/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 4km/h between the calmest and windiest months.Rietvale is mildly breezy, with an average annual wind speed of 7mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is December, averaging 8mph, noticeable enough to affect lighter 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 2mph between the calmest and windiest months.

Best Time to Visit

Jan26°79°F
Feb25°77°F
Mar23°73°F
Apr18°64°F
May14°57°F
Jun11°51°F
Jul10°51°F
Aug13°56°F
Sep18°64°F
Oct21°70°F
Nov24°74°F
Dec25°78°F

The best time to visit Rietvale is during February, March, April, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 49 mm per month. By contrast, January can be uncomfortably hot with highs reaching 33°C, while July is the coldest period with lows dropping to 2°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.The best time to visit Rietvale is during February, March, April, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 70°F with modest rainfall averaging 1.9 in per month. By contrast, January can be uncomfortably hot with highs reaching 92°F, while July is the coldest period with lows dropping to 36°F. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Rietvale 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 Rietvale 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
19 °C66 °F
33 °C92 °F
11 km/h7 mph
86 mm3.4 in
0 cm0 in
Feb
18 °C65 °F
32 °C90 °F
11 km/h7 mph
61 mm2.4 in
0 cm0 in
Mar
16 °C60 °F
30 °C87 °F
10 km/h6 mph
64 mm2.5 in
0 cm0 in
Apr
11 °C52 °F
26 °C78 °F
9 km/h6 mph
79 mm3.1 in
0 cm0 in
May
6 °C43 °F
23 °C74 °F
9 km/h6 mph
11 mm0.4 in
0 cm0 in
Jun
3 °C37 °F
20 °C68 °F
10 km/h6 mph
10 mm0.4 in
0 cm0 in
Jul
2 °C36 °F
20 °C68 °F
11 km/h7 mph
3 mm0.1 in
0 cm0 in
Aug
4 °C39 °F
23 °C73 °F
11 km/h7 mph
6 mm0.2 in
0 cm0 in
Sep
8 °C47 °F
27 °C81 °F
12 km/h7 mph
13 mm0.5 in
0 cm0 in
OctCurrent
12 °C54 °F
30 °C86 °F
13 km/h8 mph
23 mm0.9 in
0 cm0 in
Nov
15 °C59 °F
32 °C89 °F
13 km/h8 mph
51 mm2 in
0 cm0 in
Dec
17 °C63 °F
33 °C92 °F
13 km/h8 mph
61 mm2.4 in
0 cm0 in