Mount Dandenong Temperature by Month
The average annual maximum temperature in Mount Dandenong, Victoria, Australia is 20°C (68°F), with daytime highs ranging from 13°C (55°F) in July to 27°C (81°F) in January. This page covers monthly averages, day-night differences, and how Mount Dandenong compares to cities worldwide.
Mount Dandenong Monthly Temperatures
The climate in Mount Dandenong is known for significant temperature differences throughout the year. At night, this contrast is just as clear, with lows ranging from 13°C (55°F) in January to 5°C (41°F) in July.
The chart below illustrates the average maximum day and minimum night temperatures in Mount Dandenong by month:
The minimum temperature is often recorded between 4 AM and 6 AM, while the highest temperature is usually reached at 3 PM, when the sun's heating effect is strongest. January, the warmest month, gets 276 hours of sunshine.
The chart below shows the average temperature throughout the year:
Temperature: Mount Dandenong vs Australia
The map below shows the annual temperature across Australia. You can also select individual months if you want to compare a specific time of year.
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Mount Dandenong vs World: Temperature Compared
Mount Dandenong's average annual maximum temperature is 20°C (68°F). To put that in context, here's how it compares to a few well-known destinations:
Barcelona, Spain has an annual average of around 21°C (70°F), with warm summers and mild, fairly short winters.
Zermatt, Switzerland averages just 4°C (39°F) annually due to its altitude, with very cold winters and cool summers even at its warmest.
Boston, USA averages 16°C (61°F) annually, with four distinct seasons and cold winters that rival northern Europe.
Adelaide, Australia averages 21°C (70°F) a year, with warm summers, mild winters, and relatively low rainfall year-round.
What Does the Temperature Feel Like in Mount Dandenong?
Temperature alone doesn't tell the whole story — humidity plays a big role in how warm or cold it actually feels. High humidity in summer makes the heat feel more intense, particularly once temperatures climb above 25°C. In winter, the same humidity can make cold air feel sharper than the thermometer suggests.
In Mount Dandenong, July is the coolest month, with average highs of 13°C (55°F) and humidity around 63% — considered high. In January, the warmest month, temperatures average 27°C (81°F) with 44% humidity — conditions that feel moderate. For a full picture, see our humidity page.
Climate temperature data is typically calculated as a 30-year average. This smooths out year-to-year variability and gives a more reliable picture of what a place is actually like, rather than what happened in any single unusual year.
The readings come from a range of sources — land-based weather stations, ocean buoys, ships, and satellites. That data is collected by weather services around the world, then pooled, quality-checked, and averaged to produce the climate records you see here.
Seasonal temperature shifts influence more than just how warm it feels — they also drive changes in rainfall, cloud cover, and wind patterns throughout the year.
Warmer air holds more moisture, which tends to mean heavier or more frequent rain during the warmer months. When temperatures drop in winter, any precipitation that does fall is more likely to come as snow or sleet, though in Mount Dandenong this rarely lasts long on the ground.
For more on Mount Dandenong's weather — including monthly rainfall, sunshine hours, and humidity — visit our Mount Dandenong climate page.
