The best times to visit Portarlington for ideal weather are
November 5th to April 15th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Portarlington Travel Guide
Other Portarlington Travel Info
Weather in Portarlington
Temperature
Average temperatures in Portarlington 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 54th 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 Portarlington, the hottest months are February, January, and then March. See average monthly temperatures below. The warmest time of year is generally early to mid February where highs are regularly around 81.4°F (27.4°C) with temperatures rarely dropping below 58.5°F (14.7°C) at night.
Portarlington Temperatures (Fahrenheit)
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Portarlington 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.
Portarlington Perceived Temperature (F)
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Portarlington Perceived Temperature (C)
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Average Portarlington 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 | 80.6 | 67.5 | 56 |
| Feb | 79.8 | 67.7 | 57.4 |
| Mar | 76.3 | 64.4 | 53.4 |
| Apr | 69.5 | 58.8 | 48 |
| May | 63.8 | 54.3 | 44.8 |
| Jun | 58.1 | 50.1 | 41.4 |
| Jul | 57.6 | 49.1 | 40.1 |
| Aug | 59.7 | 50.5 | 40.8 |
| Sep | 64.7 | 53.8 | 42.3 |
| Oct | 69.9 | 57.5 | 45.1 |
| Nov | 73.5 | 61.4 | 50 |
| Dec | 76.6 | 64.1 | 52.2 |
Show Celsius
| Month | Avg. High (°C) | Avg. Mean (°C) | Avg. Low (°C) |
|---|---|---|---|
| Jan | 27 | 19.7 | 13.3 |
| Feb | 26.6 | 19.8 | 14.1 |
| Mar | 24.6 | 18 | 11.9 |
| Apr | 20.8 | 14.9 | 8.9 |
| May | 17.7 | 12.4 | 7.1 |
| Jun | 14.5 | 10.1 | 5.2 |
| Jul | 14.2 | 9.5 | 4.5 |
| Aug | 15.4 | 10.3 | 4.9 |
| Sep | 18.2 | 12.1 | 5.7 |
| Oct | 21.1 | 14.2 | 7.3 |
| Nov | 23.1 | 16.3 | 10 |
| Dec | 24.8 | 17.8 | 11.2 |
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Portarlington are March, January, and then February. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late December. For example, on the week of December 24th 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 2 days of significant precipitation the week of July 9th.
When can you find snow in Portarlington? 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 Portarlington.
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Snow on the Ground
The graph below shows the average snow on the ground in Portarlington (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 | 8% | 0 | 1.4 |
| Feb | 10% | 0 | 1.4 |
| Mar | 7% | 0 | 0.9 |
| Apr | 11% | 0 | 1.3 |
| May | 12% | 0 | 1.4 |
| Jun | 19% | 0 | 1.8 |
| Jul | 17% | 0 | 1.7 |
| Aug | 14% | 0 | 1.4 |
| Sep | 14% | 0 | 1.7 |
| Oct | 13% | 0 | 1.4 |
| Nov | 15% | 0 | 2.8 |
| Dec | 11% | 0 | 1.4 |
Show Centimeters
| Month | Daily Chance of Rain | Average Snow Depth (cm) | Total Precipitation (cm) |
|---|---|---|---|
| Jan | 8 | 0 | 3.6 |
| Feb | 10 | 0 | 3.6 |
| Mar | 7 | 0 | 2.3 |
| Apr | 11 | 0 | 3.3 |
| May | 12 | 0 | 3.6 |
| Jun | 19 | 0 | 4.6 |
| Jul | 17 | 0 | 4.3 |
| Aug | 14 | 0 | 3.6 |
| Sep | 14 | 0 | 4.3 |
| Oct | 13 | 0 | 3.6 |
| Nov | 15 | 0 | 7.1 |
| Dec | 11 | 0 | 3.6 |
Humidity and Wind
Portarlington has some very humid months, with other comfortably humid months. The least humid month is January (53.8% relative humidity), and the most humid month is June (77%).
Wind in Portarlington is usually moderate. The windiest month is January, followed by February and August. January’s average wind speed of around 10.9 knots (12.5 MPH or 20.2 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 19.4 knots, which is considered a fresh breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Portarlington.
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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 | 10.9 | Gentle breeze | 17.6 | Strong breeze |
| Feb | 10.8 | Gentle breeze | 16.9 | Significant breeze |
| Mar | 9.7 | Gentle breeze | 15.9 | Strong breeze |
| Apr | 8.9 | Gentle breeze | 14.6 | Significant breeze |
| May | 8.9 | Gentle breeze | 14.2 | Strong breeze |
| Jun | 8.8 | Gentle breeze | 13.7 | Significant breeze |
| Jul | 9.5 | Gentle breeze | 14.9 | Strong breeze |
| Aug | 10.5 | Gentle breeze | 16.5 | Significant breeze |
| Sep | 10.4 | Gentle breeze | 17.3 | Strong breeze |
| Oct | 10.2 | Gentle breeze | 16.9 | Significant breeze |
| Nov | 10.1 | Gentle breeze | 16.6 | Strong breeze |
| Dec | 10.4 | Gentle breeze | 17.4 | Strong breeze |
Show Relative Humidity by Month
| Month | Avg. Relative Humidity |
|---|---|
| Jan | 53.8% |
| Feb | 58.9% |
| Mar | 58.4% |
| Apr | 64.7% |
| May | 70.4% |
| Jun | 77% |
| Jul | 73.8% |
| Aug | 69.7% |
| Sep | 63.4% |
| Oct | 59.6% |
| Nov | 60.9% |
| Dec | 56.9% |
Is it Safe to Travel to Portarlington?
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 Portarlington, VC, Australia is February, followed by June and December. 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 Portarlington in July. 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 Portarlington Travel Experience by Season
Fall (March through May)
Humidity and temperatures combine to make this season feel moderate. Highs range from 78.5°F (25.8°C) and 60.8°F (16°C) with colder temperatures in the later months. Rain is rare with 2 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 most precipitation with 4 to 6 days of precipitation per month. June – August is the second busiest season for tourism in Portarlington, so lodging and other accommodations may cost slightly more.
Spring (September through November)
Spring daily highs range from 75.8°F (24.3°C) and 62.7°F (17.1°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: 4 to 5 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.
Summer (December through February)
Weather is perfect this time of year in Portarlington to be enjoyable for warm weather travelers. The average high during this season is between 81.4°F (27.4°C) and 74.6°F (23.7°C). On average, it rains or snows a smalll amount: 2 to 3 times per month. These times of year are the busiest with tourists.
Best Times to Travel› Australia › Portarlington, VC, Australia