Climate - Calvinia (South Africa)

The climate of Calvinia is arid subtropical, with mild winters (but during which it gets cold at night) and hot summers (during which it can get very hot).
The city is located in the west of the South African Republic, at almost 1,000 meters (3,300 feet) above sea level.

The average temperature of the coldest month (July) is of 11.1 °C (51.9 °F), that of the warmest month (February) is of 23.8 °C (74.8 °F). Here are the average temperatures.
Precipitation amounts to 200 millimeters (7.9 inches) per year: it is therefore at a desert level. It ranges from 1 mm (0 in) in the driest months (June, July) to 30 mm (1.2 in) in the wettest one (January). Here is the average precipitation.
On average, there are around 3400 sunshine hours per year. Here are the average sunshine hours per day.

Calvinia - Weather by month

Based on the period 1991-2020
(January - February - March - April - May - June - July - August - September - October - November - December)

In January, the average temperature is of 23.6 °C (74 °F), with a minimum of 13.9 °C (57 °F) and a maximum of 33.2 °C (91.8 °F).
On the coldest nights of the month, the temperature usually drops to around 7 °C (44.5 °F). However, in January 2002, it dropped to 3.6 °C (38.5 °F).
On the warmest days of the month, the temperature usually reaches around 39 °C (102.5 °F). However, in January 1999, it reached 41.8 °C (107.2 °F).
Precipitation amounts to 30 mm (1.2 in), and all occurs in one day.
On average, there are 365 hours of sunshine per month, i.e. 11.5 hours per day.
The average humidity is 35%.
The average wind speed is 15 kph (9 kph).

In February, the warmest month of the year, the average temperature is of 23.8 °C (75 °F), with a minimum of 14.1 °C (57.4 °F) and a maximum of 33.4 °C (92.2 °F).
On the coldest nights of the month, the temperature usually drops to around 7 °C (45 °F). However, in February 2015, it dropped to 4.4 °C (39.9 °F).
On the warmest days of the month, the temperature usually reaches around 38.5 °C (101.5 °F). However, in February 1995, it reached 41.1 °C (106 °F).
Precipitation amounts to 27 mm (1.1 in), and all occurs in one day.
On average, there are 310 hours of sunshine per month, i.e. 11 hours per day.
The average humidity is 36%.
The average wind speed is 14 kph (9 kph).

In March, the average temperature is of 21.7 °C (71 °F), with a minimum of 12.1 °C (53.8 °F) and a maximum of 31.3 °C (88.3 °F).
On the coldest nights of the month, the temperature usually drops to around 5 °C (41 °F). However, in March 2002, it dropped to 1.6 °C (34.9 °F).
On the warmest days of the month, the temperature usually reaches around 37 °C (98 °F). However, in March 2013, it reached 39.7 °C (103.5 °F).
Precipitation amounts to 27 mm (1.1 in), distributed over 3 days.
On average, there are 305 hours of sunshine per month, i.e. 10 hours per day.
The average humidity is 39%.
The average wind speed is 13 kph (8 kph).

In April, the average temperature is of 18.2 °C (65 °F), with a minimum of 9.4 °C (48.9 °F) and a maximum of 27.1 °C (80.8 °F).
On the coldest nights of the month, the temperature usually drops to around 1.5 °C (35 °F). However, in April 2011, it dropped to -2.8 °C (27 °F).
On the warmest days of the month, the temperature usually reaches around 33.5 °C (92.5 °F). However, in April 2003, it reached 36.4 °C (97.5 °F).
Precipitation amounts to 18 mm (0.7 in), distributed over 4 days.
On average, there are 260 hours of sunshine per month, i.e. 8.5 hours per day.
The average humidity is 44%.
The average wind speed is 14 kph (9 kph).

In May, the average temperature is of 14.7 °C (58 °F), with a minimum of 6.4 °C (43.6 °F) and a maximum of 23 °C (73.3 °F).
On the coldest nights of the month, the temperature usually drops to around -1 °C (30.5 °F). However, in May 2012, it dropped to -5.9 °C (21.4 °F).
On the warmest days of the month, the temperature usually reaches around 29 °C (84.5 °F). However, in May 2014, it reached 32.2 °C (90 °F).
Precipitation amounts to only 9 mm (0.4 in), distributed over 3 days.
On average, there are 230 hours of sunshine per month, i.e. 7.5 hours per day.
The average humidity is 50%.
The average wind speed is 13 kph (8 kph).

In June, the average temperature is of 11.5 °C (53 °F), with a minimum of 3.8 °C (38.8 °F) and a maximum of 19.3 °C (66.7 °F).
On the coldest nights of the month, the temperature usually drops to around -2.5 °C (27.5 °F). However, in June 2003, it dropped to -5.6 °C (21.9 °F).
On the warmest days of the month, the temperature usually reaches around 25 °C (76.5 °F). However, in June 2020, it reached 28.4 °C (83.1 °F).
Precipitation amounts to only 1 mm (0 in), distributed over 4 days.
On average, there are 190 hours of sunshine per month, i.e. 6.5 hours per day.
The average humidity is 55%.
The average wind speed is 15 kph (9 kph).

In July, the coldest month of the year, the average temperature is of 11.1 °C (52 °F), with a minimum of 3.2 °C (37.8 °F) and a maximum of 18.9 °C (66 °F).
On the coldest nights of the month, the temperature usually drops to around -4 °C (25.5 °F). However, in July 2003, it dropped to -6.6 °C (20.1 °F).
On the warmest days of the month, the temperature usually reaches around 24.5 °C (76.5 °F). However, in July 2019, it reached 28 °C (82.4 °F).
Precipitation amounts to only 1 mm (0 in), distributed over 4 days.
On average, there are 225 hours of sunshine per month, i.e. 7 hours per day.
The average humidity is 53%.
The average wind speed is 15 kph (10 kph).

In August, the average temperature is of 11.5 °C (53 °F), with a minimum of 3 °C (37.4 °F) and a maximum of 19.9 °C (67.9 °F).
On the coldest nights of the month, the temperature usually drops to around -3.5 °C (26 °F). However, in August 2002, it dropped to -5.6 °C (21.9 °F).
On the warmest days of the month, the temperature usually reaches around 27.5 °C (81.5 °F). However, in August 2016, it reached 32.8 °C (91 °F).
Precipitation amounts to only 5 mm (0.2 in), distributed over 4 days.
On average, there are 255 hours of sunshine per month, i.e. 8 hours per day.
The average humidity is 53%.
The average wind speed is 15 kph (9 kph).

In September, the average temperature is of 13.9 °C (57 °F), with a minimum of 4.6 °C (40.3 °F) and a maximum of 23.2 °C (73.8 °F).
On the coldest nights of the month, the temperature usually drops to around -2 °C (28.5 °F). However, in September 2000, it dropped to -3.4 °C (25.9 °F).
On the warmest days of the month, the temperature usually reaches around 32 °C (90 °F). However, in September 2018, it reached 36.3 °C (97.3 °F).
Precipitation amounts to 11 mm (0.4 in), distributed over 4 days.
On average, there are 275 hours of sunshine per month, i.e. 9 hours per day.
The average humidity is 45%.
The average wind speed is 14 kph (9 kph).

In October, the average temperature is of 17.4 °C (63 °F), with a minimum of 7.6 °C (45.8 °F) and a maximum of 27.1 °C (80.9 °F).
On the coldest nights of the month, the temperature usually drops to around -0.5 °C (31.5 °F). However, in October 2005, it dropped to -2.3 °C (27.9 °F).
On the warmest days of the month, the temperature usually reaches around 35 °C (95.5 °F). However, in October 2015, it reached 39.6 °C (103.3 °F).
Precipitation amounts to 19 mm (0.7 in), distributed over 3 days.
On average, there are 305 hours of sunshine per month, i.e. 10 hours per day.
The average humidity is 37%.
The average wind speed is 15 kph (9 kph).

In November, the average temperature is of 19.3 °C (67 °F), with a minimum of 9.7 °C (49.4 °F) and a maximum of 28.9 °C (84.1 °F).
On the coldest nights of the month, the temperature usually drops to around 2.5 °C (36.5 °F). However, in November 2002, it dropped to -1.6 °C (29.1 °F).
On the warmest days of the month, the temperature usually reaches around 37 °C (98.5 °F). However, in November 2019, it reached 41.2 °C (106.2 °F).
Precipitation amounts to 23 mm (0.9 in), distributed over 2 days.
On average, there are 330 hours of sunshine per month, i.e. 11 hours per day.
The average humidity is 37%.
The average wind speed is 16 kph (10 kph).

In December, the average temperature is of 21.8 °C (71 °F), with a minimum of 12 °C (53.6 °F) and a maximum of 31.5 °C (88.7 °F).
On the coldest nights of the month, the temperature usually drops to around 5.5 °C (42 °F). However, in December 2011, it dropped to 0.4 °C (32.7 °F).
On the warmest days of the month, the temperature usually reaches around 37 °C (99 °F). However, in December 2008, it reached 39.9 °C (103.8 °F).
Precipitation amounts to 28 mm (1.1 in), distributed over 2 days.
On average, there are 355 hours of sunshine per month, i.e. 11.5 hours per day.
The average humidity is 36%.
The average wind speed is 16 kph (10 kph).