The best times to visit Coonawarra for ideal weather are

October 15th to April 22nd

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



Other Coonawarra Travel Info

Weather in Coonawarra


Average temperatures in Coonawarra vary somewhat. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a low chance of precipitation most of the year. The area is somewhat temperate — in the 45th 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 Coonawarra, the hottest months are February, January, and then December. See average monthly temperatures below. The warmest time of year is generally early to mid February where highs are regularly around 86.4°F (30.2°C) with temperatures rarely dropping below 55.4°F (13°C) at night.

Coonawarra Temperatures (Fahrenheit)


Coonawarra 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.

Coonawarra Perceived Temperature (F)


Coonawarra Perceived Temperature (C)



Average Coonawarra 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 83 67.2 51.7
Feb 83.1 67.3 52.6
Mar 77.5 63 48.7
Apr 69.9 57.3 43.9
May 63.2 53.5 43.3
Jun 58 49.4 40.2
Jul 56.8 48.4 39.8
Aug 58.9 49.8 40.3
Sep 63.4 52.8 41.4
Oct 69.2 56.7 43.9
Nov 74.8 61 47.1
Dec 78.4 63.9 48.4

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 28.3 19.6 10.9
Feb 28.4 19.6 11.4
Mar 25.3 17.2 9.3
Apr 21.1 14.1 6.6
May 17.3 11.9 6.3
Jun 14.4 9.7 4.6
Jul 13.8 9.1 4.3
Aug 14.9 9.9 4.6
Sep 17.4 11.6 5.2
Oct 20.7 13.7 6.6
Nov 23.8 16.1 8.4
Dec 25.8 17.7 9.1



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Coonawarra are February, January, and then November. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late January. For example, on the week of January 22nd there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early August with an average of 3 days of significant precipitation the week of July 30th.

When can you find snow in Coonawarra? 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 Coonawarra.

Days with precipitation

Snow on the Ground

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

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 5% 0 1.5
Feb 4% 0 0.5
Mar 9% 0 1
Apr 14% 0 1.5
May 17% 0 1.7
Jun 17% 0 1.9
Jul 27% 0 2.9
Aug 30% 0 3
Sep 18% 0 1.9
Oct 9% 0 1
Nov 8% 0 1.3
Dec 11% 0 1.4

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 5 0 3.8
Feb 4 0 1.3
Mar 9 0 2.5
Apr 14 0 3.8
May 17 0 4.3
Jun 17 0 4.8
Jul 27 0 7.4
Aug 30 0 7.6
Sep 18 0 4.8
Oct 9 0 2.5
Nov 8 0 3.3
Dec 11 0 3.6


Humidity and Wind

Coonawarra has some very humid months, with other moderately humid months on the other side of the year. The least humid month is January (46.9% relative humidity), and the most humid month is July (77.8%).

Wind in Coonawarra is usually moderate. The windiest month is September, followed by August and January. September’s average wind speed of around 8.6 knots (9.9 MPH or 16 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 September where average top sustained speeds reach 15.8 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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 8.3 Gentle breeze 13.8 Significant breeze
Feb 7.7 Gentle breeze 13.1 Significant breeze
Mar 7.1 Gentle breeze 12.2 Significant breeze
Apr 6.4 Light breeze 11.2 Significant breeze
May 6.6 Light breeze 11.1 Significant breeze
Jun 7 Gentle breeze 11.6 Significant breeze
Jul 7.7 Gentle breeze 12.5 Significant breeze
Aug 8.5 Gentle breeze 14.1 Significant breeze
Sep 8.6 Gentle breeze 14.7 Significant breeze
Oct 8.1 Gentle breeze 14 Significant breeze
Nov 7.7 Gentle breeze 13.3 Significant breeze
Dec 7.8 Gentle breeze 13.6 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 46.9%
Feb 48.9%
Mar 54.5%
Apr 63.1%
May 72.5%
Jun 77.4%
Jul 77.8%
Aug 72.9%
Sep 66.5%
Oct 57.5%
Nov 53.9%
Dec 49.1%


Is it Safe to Travel to Coonawarra?

Our best data indicates this area is generally safe. As of Dec 04, 2023 there are no travel advisories or warnings for Australia; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Nov 30, 2023.


The Busiest and Least Crowded Months

The busiest month for tourism in Coonawarra, SA, Australia is February, followed by January and May. 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 Coonawarra in November. 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 somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 66.7 in November means 66.7% of the tourists vs. February.



Overall Coonawarra Travel Experience by Season

Fall (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 80.4°F (26.9°C) and 60.5°F (15.8°C) with colder temperatures in the later months. Rain is somewhat common with 3 to 5 days of significant precipitation per month. Fall is the second busiest for tourism, which makes it a good time for those looking for things to do.

Winter (June through August)

The middle-year months have cold weather with high temperatures that are brisk. These months see the most precipitation with 5 to 9 days of precipitation per month. June – August is fairly slow season for tourism in Coonawarra, so lodging and other accommodations may cost slightly less.

Spring (September through November)

Spring daily highs range from 76.7°F (24.8°C) and 62.2°F (16.8°C), which will feel comfortable given the humidity and wind. It rains or snows a normal amount: 3 to 5 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Summer (December through February)

Weather is perfect this time of year in Coonawarra to be enjoyable for warm weather travelers. The average high during this season is between 86.4°F (30.2°C) and 76.5°F (24.7°C). On average, it rains or snows a smalll amount: 1 to 3 times per month. These times of year are the busiest with tourists.


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