The best times to visit Willoughby for ideal weather are
October 1st to April 29th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Willoughby Travel Guide
Other Willoughby Travel Info
Weather in Willoughby
Temperature
Average temperatures in Willoughby vary little. Considering humidity, temperatures feel very enjoyable all year with a low chance of precipitation most of the year. The area is more temperate than most — in the 71st 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 Willoughby, the hottest months are January, February, and then March. See average monthly temperatures below. The warmest time of year is generally early to mid February where highs are regularly around 73.8°F (23.2°C) with temperatures rarely dropping below 63.2°F (17.3°C) at night.
Willoughby Temperatures (Fahrenheit)
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Willoughby Temperatures (Celsius)
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“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.
Willoughby Perceived Temperature (F)
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Willoughby Perceived Temperature (C)
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Average Willoughby 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 | 73.2 | 66.1 | 61.2 |
| Feb | 71.8 | 65.6 | 61.6 |
| Mar | 70.8 | 64.7 | 59.9 |
| Apr | 67 | 61.8 | 57.5 |
| May | 63.3 | 58.9 | 54.8 |
| Jun | 59.1 | 55.5 | 51.8 |
| Jul | 57.8 | 53.6 | 49.4 |
| Aug | 58.4 | 53.8 | 49.1 |
| Sep | 62 | 56.2 | 50.9 |
| Oct | 65.1 | 58.4 | 53.1 |
| Nov | 68.4 | 61.3 | 56.2 |
| Dec | 70.5 | 63.6 | 58.3 |
Show Celsius
| Month | Avg. High (°C) | Avg. Mean (°C) | Avg. Low (°C) |
|---|---|---|---|
| Jan | 22.9 | 18.9 | 16.2 |
| Feb | 22.1 | 18.7 | 16.4 |
| Mar | 21.6 | 18.2 | 15.5 |
| Apr | 19.4 | 16.6 | 14.2 |
| May | 17.4 | 14.9 | 12.7 |
| Jun | 15.1 | 13.1 | 11 |
| Jul | 14.3 | 12 | 9.7 |
| Aug | 14.7 | 12.1 | 9.5 |
| Sep | 16.7 | 13.4 | 10.5 |
| Oct | 18.4 | 14.7 | 11.7 |
| Nov | 20.2 | 16.3 | 13.4 |
| Dec | 21.4 | 17.6 | 14.6 |
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Willoughby 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 to mid July with an average of 3 days of significant precipitation the week of July 9th.
When can you find snow in Willoughby? 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 Willoughby.
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Snow on the Ground
The graph below shows the average snow on the ground in Willoughby (in).
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Average Rain and Snow by Month
Show Inches
| Month | Daily Chance of Rain | Average Snow Depth (in) | Total Precipitation (in) |
|---|---|---|---|
| Jan | 3% | 0 | 0.5 |
| Feb | 2% | 0 | 0.6 |
| Mar | 7% | 0 | 0.8 |
| Apr | 11% | 0 | 1.7 |
| May | 17% | 0 | 1.8 |
| Jun | 24% | 0 | 2.7 |
| Jul | 28% | 0 | 3.2 |
| Aug | 27% | 0 | 2.7 |
| Sep | 16% | 0 | 1.6 |
| Oct | 8% | 0 | 0.9 |
| Nov | 6% | 0 | 0.8 |
| Dec | 7% | 0 | 1 |
Show Centimeters
| Month | Daily Chance of Rain | Average Snow Depth (cm) | Total Precipitation (cm) |
|---|---|---|---|
| Jan | 3 | 0 | 1.3 |
| Feb | 2 | 0 | 1.5 |
| Mar | 7 | 0 | 2 |
| Apr | 11 | 0 | 4.3 |
| May | 17 | 0 | 4.6 |
| Jun | 24 | 0 | 6.9 |
| Jul | 28 | 0 | 8.1 |
| Aug | 27 | 0 | 6.9 |
| Sep | 16 | 0 | 4.1 |
| Oct | 8 | 0 | 2.3 |
| Nov | 6 | 0 | 2 |
| Dec | 7 | 0 | 2.5 |
Humidity and Wind
Willoughby has some humid months, and above average humidity throughout the year. The least humid month is October (60.3% relative humidity), and the most humid month is July (69%).
Wind in Willoughby is usually stronger than many places. The windiest month is July, followed by June and August. July’s average wind speed of around 15.7 knots (18.1 MPH or 29.1 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 June where average top sustained speeds reach 24 knots, which is considered a strong breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Willoughby.
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Wind
The graph below shows wind speed (max and average) in knots.
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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 | 14.2 | Significant breeze | 20.3 | Strong breeze |
| Feb | 14.4 | Significant breeze | 19.7 | Strong breeze |
| Mar | 12.9 | Significant breeze | 18.7 | Strong breeze |
| Apr | 12.5 | Significant breeze | 18.7 | Strong breeze |
| May | 13.3 | Significant breeze | 19.7 | Strong breeze |
| Jun | 15.2 | Significant breeze | 21.8 | Strong breeze |
| Jul | 15.7 | Significant breeze | 22.8 | Strong breeze |
| Aug | 14.9 | Significant breeze | 22.7 | Very strong breeze |
| Sep | 14.3 | Significant breeze | 22.5 | Strong breeze |
| Oct | 13.4 | Significant breeze | 20.5 | Strong breeze |
| Nov | 13.2 | Significant breeze | 19.6 | Strong breeze |
| Dec | 12.8 | Significant breeze | 18.8 | Strong breeze |
Show Relative Humidity by Month
| Month | Avg. Relative Humidity |
|---|---|
| Jan | 60.9% |
| Feb | 65% |
| Mar | 62.4% |
| Apr | 64.2% |
| May | 67.1% |
| Jun | 68.3% |
| Jul | 69% |
| Aug | 67.7% |
| Sep | 62.9% |
| Oct | 60.3% |
| Nov | 62.1% |
| Dec | 61.1% |
Is it Safe to Travel to Willoughby?
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 Willoughby, 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 Willoughby 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
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Overall Willoughby Travel Experience by Season
Fall (March through May)
Humidity and temperatures combine to make this season feel moderate. Highs range from 72.5°F (22.5°C) and 61°F (16.1°C) with colder temperatures in the later months. Rain is rare with 2 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 7 to 9 days of precipitation per month. June – August is fairly slow season for tourism in Willoughby, so lodging and other accommodations may cost slightly less.
Spring (September through November)
Spring daily highs range from 70°F (21.1°C) and 60.6°F (15.9°C), which will feel comfortable given the humidity and wind. It rains or snows a normal amount: 2 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 Willoughby to be enjoyable for warm weather travelers. The average high during this season is between 73.8°F (23.2°C) and 69.1°F (20.6°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.
Best Times to Travel› Australia › Willoughby, SA, Australia