The best times to visit De Aar for ideal weather are

March 12th to April 22nd


October 1st to November 25th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.



Other De Aar Travel Info

Weather in De Aar


Average temperatures in De Aar vary greatly. Considering humidity, temperatures feel nice most of the year, excluding some cold weeks in the winter, with a very low chance of rain or snow throughout the year. The area is somewhat temperate — in the 57th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit De Aar, the hottest months are January, February, and then December. See average monthly temperatures below. The warmest time of year is generally mid January where highs are regularly around 93°F (33.9°C) with temperatures rarely dropping below 62°F (16.7°C) at night.

De Aar Temperatures (Fahrenheit)


De Aar Temperatures (Celsius)


“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

De Aar Perceived Temperature (F)


De Aar Perceived Temperature (C)



Average De Aar Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 92.4 76 62.1
Feb 90.2 74 60.9
Mar 86.6 70.5 57.5
Apr 76.9 61.4 49.4
May 71.5 56.3 44.5
Jun 63.1 48.3 37.2
Jul 64.4 49 36.8
Aug 70.3 53.7 39.8
Sep 77.5 60 44.4
Oct 83.2 65.8 50.7
Nov 86.3 69 53.7
Dec 90.8 73.9 59.4

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 33.6 24.4 16.7
Feb 32.3 23.3 16.1
Mar 30.3 21.4 14.2
Apr 24.9 16.3 9.7
May 21.9 13.5 6.9
Jun 17.3 9.1 2.9
Jul 18 9.4 2.7
Aug 21.3 12.1 4.3
Sep 25.3 15.6 6.9
Oct 28.4 18.8 10.4
Nov 30.2 20.6 12.1
Dec 32.7 23.3 15.2



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in De Aar are August, September, and then July. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid June. For example, on the week of June 11th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late January and early February with an average of 2 days of significant precipitation the week of January 29th.

When can you find snow in De Aar? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in De Aar.

Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in De Aar (in).

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 17% 0 2.3
Feb 14% 0 2.2
Mar 13% 0 1.6
Apr 11% 0 1.2
May 5% 0 0.5
Jun 7% 0 0.7
Jul 3% 0 0.3
Aug 1% 0 0.2
Sep 2% 0 0.2
Oct 6% 0 0.9
Nov 6% 0 1.1
Dec 16% 0 2

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 17 0 5.8
Feb 14 0 5.6
Mar 13 0 4.1
Apr 11 0 3
May 5 0 1.3
Jun 7 0 1.8
Jul 3 0 0.8
Aug 1 0 0.5
Sep 2 0 0.5
Oct 6 0 2.3
Nov 6 0 2.8
Dec 16 0 5.1


Humidity and Wind

De Aar has some comfortably humid months, and dry months in the opposite season. The least humid month is September (20% relative humidity), and the most humid month is June (46.8%).

Wind in De Aar is usually moderate. The windiest month is November, followed by December and October. November’s average wind speed of around 10.4 knots (12 MPH or 19.3 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late November to early December where average top sustained speeds reach 17.9 knots, which is considered a fresh breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in De Aar.

Avg. Relative Humidity


The graph below shows wind speed (max and average) in knots.

Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 9.4 Gentle breeze 15.8 Significant breeze
Feb 8.7 Gentle breeze 14.9 Significant breeze
Mar 8.1 Gentle breeze 14.1 Significant breeze
Apr 7.5 Gentle breeze 12.8 Significant breeze
May 7.2 Gentle breeze 12.7 Significant breeze
Jun 7.5 Gentle breeze 12.7 Significant breeze
Jul 7.5 Gentle breeze 12.8 Significant breeze
Aug 8.6 Gentle breeze 14.8 Significant breeze
Sep 8.8 Gentle breeze 15.4 Significant breeze
Oct 9.9 Gentle breeze 16.8 Significant breeze
Nov 10.4 Gentle breeze 17.4 Significant breeze
Dec 10.2 Gentle breeze 17.5 Strong breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 32.9%
Feb 36.4%
Mar 37.6%
Apr 40.9%
May 39.7%
Jun 46.8%
Jul 37.5%
Aug 28.1%
Sep 20%
Oct 24.1%
Nov 23.3%
Dec 29.5%


Is it Safe to Travel to De Aar?

Our best data indicates this area is somewhat safe. As of Oct 07, 2019 there are travel warnings for South Africa; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Aug 22, 2019.


The Busiest and Least Crowded Months

The busiest month for tourism in De Aar, South Africa is January, followed by July and September. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit De Aar in December. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 75 in December means 75% of the tourists vs. January.



Overall De Aar Travel Experience by Season

Fall (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 90.5°F (32.5°C) and 67.1°F (19.5°C) with colder temperatures in the later months. Rain is rare with 1 to 4 days of significant precipitation per month. Fall is the slowest for tourism, which makes it a good time for those looking for deals.

Winter (June through August)

The middle-year months have cold weather with high temperatures that are brisk. These months see the least precipitation with 0 to 2 days of precipitation per month. June – August is the second busiest season for tourism in De Aar, so lodging and other accommodations may cost slightly more.

Spring (September through November)

Spring daily highs range from 89.3°F (31.8°C) and 76.6°F (24.8°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 1 to 2 days per month. Tourism is the busiest during these months due to the weather, so hotels may be higher priced.

Summer (December through February)

Weather is perfect this time of year in De Aar to be enjoyable for warm weather travelers. The average high during this season is between 93°F (33.9°C) and 89.4°F (31.9°C). On average, it rains or snows a fair amount: 4 to 5 times per month. These times of year are fairly slow with tourists.


Best Times to TravelSouth Africa › De Aar, South Africa