The best times to visit Streaky Bay for ideal weather are

March 26th to June 3rd


August 20th to November 4th

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



Other Streaky Bay Travel Info

Weather in Streaky Bay


Average temperatures in Streaky Bay vary greatly. Considering humidity, temperatures feel very nice much of the year, but hot in the summer and cold in the winter with a very low chance of rain or snow throughout the year. The area is somewhat temperate — in the 52nd 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 Streaky Bay, the hottest months are January, February, and then December. See average monthly temperatures below. The warmest time of year is generally early January where highs are regularly around 104°F (40°C) with temperatures rarely dropping below 72.8°F (22.7°C) at night.

Streaky Bay Temperatures (Fahrenheit)


Streaky Bay 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.

Streaky Bay Perceived Temperature (F)


Streaky Bay Perceived Temperature (C)



Average Streaky Bay 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 102.1 87.9 71.6
Feb 98.6 85.1 70.6
Mar 92 78.6 64
Apr 83.1 69.7 55.2
May 73.9 61 47.6
Jun 66.3 54.1 41.2
Jul 66.7 53.4 39.1
Aug 71.7 57.6 41.8
Sep 80.2 65.7 48.4
Oct 88.1 73.2 55.8
Nov 93.3 79.2 62.6
Dec 96.9 83.2 66.7

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 38.9 31.1 22
Feb 37 29.5 21.4
Mar 33.3 25.9 17.8
Apr 28.4 20.9 12.9
May 23.3 16.1 8.7
Jun 19.1 12.3 5.1
Jul 19.3 11.9 3.9
Aug 22.1 14.2 5.4
Sep 26.8 18.7 9.1
Oct 31.2 22.9 13.2
Nov 34.1 26.2 17
Dec 36.1 28.4 19.3



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Streaky Bay are July, June, and then September. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around mid March. For example, on the week of March 19th 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 1 days of significant precipitation the week of January 29th.

When can you find snow in Streaky Bay? 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 Streaky Bay.

Days with precipitation

Snow on the Ground

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

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 4% 0 0.7
Feb 7% 0 1.6
Mar 4% 0 0.5
Apr 4% 0 0.4
May 4% 0 0.5
Jun 2% 0 0.2
Jul 1% 0 0.1
Aug 2% 0 0.2
Sep 2% 0 0.4
Oct 2% 0 0.2
Nov 6% 0 0.8
Dec 5% 0 0.8

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 4 0 1.8
Feb 7 0 4.1
Mar 4 0 1.3
Apr 4 0 1
May 4 0 1.3
Jun 2 0 0.5
Jul 1 0 0.3
Aug 2 0 0.5
Sep 2 0 1
Oct 2 0 0.5
Nov 6 0 2
Dec 5 0 2


Humidity and Wind

Streaky Bay has some comfortably humid months, with some very dry months. The least humid month is January (18.4% relative humidity), and the most humid month is June (52.6%).

Wind in Streaky Bay is usually moderate. The windiest month is January, followed by December and November. January’s average wind speed of around 11.1 knots (12.8 MPH or 20.6 KPH) is considered “a moderate breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid to late November where average top sustained speeds reach 19.4 knots, which is considered a fresh breeze.

Relative Humidity (%)

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

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 11.1 Significant breeze 18.1 Strong breeze
Feb 10.4 Gentle breeze 17.2 Strong breeze
Mar 9.9 Gentle breeze 15.8 Strong breeze
Apr 8.9 Gentle breeze 14 Significant breeze
May 8.1 Gentle breeze 13.1 Strong breeze
Jun 8 Gentle breeze 12.9 Significant breeze
Jul 8.1 Gentle breeze 13.8 Strong breeze
Aug 8.8 Gentle breeze 14.8 Significant breeze
Sep 10.4 Gentle breeze 17.6 Strong breeze
Oct 10.5 Gentle breeze 17.4 Strong breeze
Nov 10.7 Gentle breeze 17.8 Strong breeze
Dec 10.8 Gentle breeze 17.6 Strong breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 18.4%
Feb 23.7%
Mar 27.1%
Apr 32%
May 41.1%
Jun 52.6%
Jul 45%
Aug 34.1%
Sep 24%
Oct 18.8%
Nov 21.2%
Dec 19.4%


Is it Safe to Travel to Streaky Bay?

Our best data indicates this area is generally safe. As of Oct 07, 2019 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 Aug 22, 2019.


The Busiest and Least Crowded Months

The busiest month for tourism in Streaky Bay, SA, Australia is January, followed by May and February. 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 Streaky Bay in October. 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 70.4 in October means 70.4% of the tourists vs. January.



Overall Streaky Bay Travel Experience by Season

Fall (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 95.3°F (35.2°C) and 68.6°F (20.3°C) with colder temperatures in the later months. Rain is rare with roughly 1 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 comfortable. These months see the least precipitation with 0 to 1 days of precipitation per month. June – August is fairly slow season for tourism in Streaky Bay, so lodging and other accommodations may cost slightly less.

Spring (September through November)

Spring daily highs range from 95.8°F (35.4°C) and 77.3°F (25.2°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 slowest during these months due to the weather, so hotels may be affordably priced.

Summer (December through February)

Weather is somewhat warm this time of year in Streaky Bay to be enjoyable for warm weather travelers. The average high during this season is between 104°F (40°C) and 95.3°F (35.2°C). On average, it rains or snows a smalll amount: 1 to 2 times per month. These times of year are the busiest with tourists.


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