The best times to visit Trevallyn for ideal weather are
November 19th to April 8th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Trevallyn Travel Guide
Other Trevallyn Travel Info
Weather in Trevallyn
Temperature
Average temperatures in Trevallyn vary somewhat. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a fair chance of precipitation about half of the year. The area is somewhat temperate — in the 41st 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 Trevallyn, 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 78.4°F (25.8°C) with temperatures rarely dropping below 56.1°F (13.4°C) at night.
Trevallyn Temperatures (Fahrenheit)
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Trevallyn 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.
Trevallyn Perceived Temperature (F)
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Trevallyn Perceived Temperature (C)
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Average Trevallyn 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) |
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Jan | 77.1 | 65.3 | 53.5 |
Feb | 77.2 | 65.5 | 54.8 |
Mar | 73.1 | 61.6 | 50.3 |
Apr | 66.3 | 55.4 | 44.2 |
May | 60.5 | 50.2 | 40.7 |
Jun | 55.6 | 46.1 | 36.9 |
Jul | 54.8 | 45.2 | 36.1 |
Aug | 56.8 | 47.6 | 38.3 |
Sep | 60.6 | 50.8 | 40.3 |
Oct | 64.9 | 54.5 | 43.2 |
Nov | 69.6 | 59.1 | 48.2 |
Dec | 72.5 | 61.8 | 50.2 |
Show Celsius
Month | Avg. High (°C) | Avg. Mean (°C) | Avg. Low (°C) |
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Jan | 25.1 | 18.5 | 11.9 |
Feb | 25.1 | 18.6 | 12.7 |
Mar | 22.8 | 16.4 | 10.2 |
Apr | 19.1 | 13 | 6.8 |
May | 15.8 | 10.1 | 4.8 |
Jun | 13.1 | 7.8 | 2.7 |
Jul | 12.7 | 7.3 | 2.3 |
Aug | 13.8 | 8.7 | 3.5 |
Sep | 15.9 | 10.4 | 4.6 |
Oct | 18.3 | 12.5 | 6.2 |
Nov | 20.9 | 15.1 | 9 |
Dec | 22.5 | 16.6 | 10.1 |
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Trevallyn are January, October, 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 August with an average of 3 days of significant precipitation the week of July 30th.
When can you find snow in Trevallyn? 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 Trevallyn.
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Snow on the Ground
The graph below shows the average snow on the ground in Trevallyn (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) |
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Jan | 8% | 0 | 1.1 |
Feb | 12% | 0 | 1.5 |
Mar | 15% | 0 | 2.3 |
Apr | 14% | 0 | 1.9 |
May | 20% | 0 | 2.5 |
Jun | 19% | 0 | 2.5 |
Jul | 23% | 0 | 3 |
Aug | 27% | 0 | 3.6 |
Sep | 21% | 0 | 2.3 |
Oct | 10% | 0 | 1.3 |
Nov | 19% | 0 | 2.5 |
Dec | 15% | 0 | 1.9 |
Show Centimeters
Month | Daily Chance of Rain | Average Snow Depth (cm) | Total Precipitation (cm) |
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Jan | 8 | 0 | 2.8 |
Feb | 12 | 0 | 3.8 |
Mar | 15 | 0 | 5.8 |
Apr | 14 | 0 | 4.8 |
May | 20 | 0 | 6.4 |
Jun | 19 | 0 | 6.4 |
Jul | 23 | 0 | 7.6 |
Aug | 27 | 0 | 9.1 |
Sep | 21 | 0 | 5.8 |
Oct | 10 | 0 | 3.3 |
Nov | 19 | 0 | 6.4 |
Dec | 15 | 0 | 4.8 |
Humidity and Wind
Trevallyn has some very humid months, with other comfortably humid months. The least humid month is January (51.2% relative humidity), and the most humid month is June (80.2%).
Wind in Trevallyn is usually calm. The windiest month is January, followed by December and November. January’s average wind speed of around 6.9 knots (7.9 MPH or 12.7 KPH) is considered “a light 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 13 knots, which is considered a moderate breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Trevallyn.
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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 | 6.9 | Light breeze | 12.5 | Significant breeze |
Feb | 6.1 | Light breeze | 11.3 | Significant breeze |
Mar | 5.6 | Light breeze | 10.8 | Significant breeze |
Apr | 4.5 | Light breeze | 9.1 | Gentle breeze |
May | 4.3 | Light breeze | 8.8 | Significant breeze |
Jun | 4 | Light breeze | 8.2 | Gentle breeze |
Jul | 4 | Light breeze | 8.6 | Significant breeze |
Aug | 5.3 | Light breeze | 10.4 | Gentle breeze |
Sep | 5.7 | Light breeze | 11.3 | Significant breeze |
Oct | 6.3 | Light breeze | 12.1 | Significant breeze |
Nov | 6.6 | Light breeze | 12 | Significant breeze |
Dec | 6.6 | Light breeze | 12.2 | Significant breeze |
Show Relative Humidity by Month
Month | Avg. Relative Humidity |
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Jan | 51.2% |
Feb | 55.5% |
Mar | 60.7% |
Apr | 68.6% |
May | 76.2% |
Jun | 80.2% |
Jul | 79.8% |
Aug | 74.9% |
Sep | 67.7% |
Oct | 60.6% |
Nov | 60.1% |
Dec | 55.6% |
Is it Safe to Travel to Trevallyn?
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 Trevallyn, TS, Australia is September, followed by October and January. 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 Trevallyn in August. 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 Trevallyn Travel Experience by Season
Fall (March through May)
Humidity and temperatures combine to make this season feel moderate. Highs range from 76°F (24.4°C) and 58.3°F (14.6°C) with colder temperatures in the later months. Rain is somewhat common with 4 to 6 days of significant precipitation per month. Fall is fairly slow 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 6 to 8 days of precipitation per month. June – August is the slowest season for tourism in Trevallyn, so lodging and other accommodations may cost less than usual.
Spring (September through November)
Spring daily highs range from 70.9°F (21.6°C) and 59.8°F (15.4°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 3 to 6 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 somewhat cool this time of year in Trevallyn to be enjoyable for warm weather travelers. The average high during this season is between 78.4°F (25.8°C) and 70.9°F (21.6°C). On average, it rains or snows a smalll amount: 2 to 5 times per month. These times of year are the second busiest with tourists.
Best Times to Travel› Australia › Trevallyn, TS, Australia