The best times to visit Sillian for ideal weather are
May 28th to September 2nd
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Sillian Travel Guide
Other Sillian Travel Info
Weather in Sillian
Average temperatures in Sillian vary drastically. Considering humidity, temperatures feel cold for most of the year with a low chance of precipitation most of the year. The area is less temperate than some — in the 33rd 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 Sillian, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 81.9°F (27.7°C) with temperatures rarely dropping below 55.8°F (13.2°C) at night.
Sillian Temperatures (Fahrenheit)
Sillian Temperatures (Celsius)
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.
Sillian Perceived Temperature (F)
Sillian Perceived Temperature (C)
Average Sillian 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.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Sillian are December, January, and then April. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early January. For example, on the week of January 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid May with an average of 4 days of significant precipitation the week of May 14th.
When can you find snow in Sillian? 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 Sillian.
Snow on the Ground
The graph below shows the average snow on the ground in Sillian (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Sillian has some very humid months, with other moderately humid months on the other side of the year. The least humid month is April (41.3% relative humidity), and the most humid month is November (75.5%).
Wind in Sillian is usually extremely calm. The windiest month is April, followed by May and January. April’s average wind speed of around 4 knots (4.5 MPH or 7.3 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 early to mid January where average top sustained speeds reach 9.7 knots, which is considered a gentle breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Sillian.
The graph below shows wind speed (max and average) in knots.
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||3.6||Barely noticeable||6.1||Light breeze|
|Feb||3||Barely noticeable||5||Light breeze|
|Mar||3.4||Barely noticeable||6||Light breeze|
|Apr||4||Light breeze||7.3||Gentle breeze|
|May||3.8||Barely noticeable||6.8||Light breeze|
|Jun||3.5||Barely noticeable||6.5||Light breeze|
|Jul||3.5||Barely noticeable||6.1||Light breeze|
|Aug||3.2||Barely noticeable||5.6||Light breeze|
|Sep||3.3||Barely noticeable||5.7||Light breeze|
|Oct||3.1||Barely noticeable||5.3||Light breeze|
|Nov||2.7||Barely noticeable||4.3||Light breeze|
|Dec||3||Barely noticeable||5.1||Light breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Sillian?
Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for Austria; 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 Sillian, Austria is May, followed by July and April. 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 Sillian 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
Overall Sillian Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderately cold. Highs range from 71.5°F (21.9°C) and 42.3°F (5.7°C) with warmer temperatures in the later months. Rain is somewhat common with 3 to 8 days of significant precipitation per month. Spring is the busiest for tourism, which makes it a good time for those looking for things to do.
Summer (June through August)
The middle-year months have comfortably cool weather with high temperatures that are comfortable. These months see the most precipitation with 6 to 13 days of precipitation per month. June – August is the second busiest season for tourism in Sillian, so lodging and other accommodations may cost slightly more.
Fall (September through November)
Fall daily highs range from 65.7°F (18.7°C) and 41.3°F (5.2°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 5 to 6 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.
Winter (December through February)
Weather is far too cold this time of year in Sillian to be enjoyable for warm weather travelers. The average high during this season is between 42.8°F (6°C) and 30.5°F (-0.8°C). On average, it rains or snows a smalll amount: 1 to 4 times per month. These times of year are fairly slow with tourists.