Average climate of Heard Island and McDonald Islands
The climate of Heard Island and McDonald Islands has an average yearly temperature of 4°C. Throughout the year, the average monthly temperature can drop to 2°C and rise to 5°C.
Annually, about 1248 mm of rain falls. This gives a good overview of how much rain to expect in Heard Island and McDonald Islands. Additionally, about 221 cm of snow falls each year.
- Average yearly temperature: 4°C
- Highest temperature: 5°C in February and March
- Lowest temperature: 2°C in July, August, September, October and November
- Precipitation: 1248 mm per year, averaging 104 mm per month
- Driest months: 85 mm in January, 91 mm in December and 92 mm in March
- Wettest months: 121 mm in August, 116 mm in April and 116 mm in May
- Snowfall: 221 cm per year
Climate table Heard Island and McDonald Islands
The climate table for Heard Island and McDonald Islands shows the average temperatures, precipitation, snowfall, and UV index per month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daytime temperature (°C) | 4 | 5 | 5 | 4 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 3 |
| Nighttime temperature (°C) | 3 | 3 | 3 | 2 | 2 | 1 | 0 | 0 | -1 | 0 | 1 | 2 |
| Precipitation (mm) | 85 | 99 | 92 | 116 | 116 | 115 | 114 | 121 | 103 | 101 | 95 | 91 |
| Snowfall (cm) | 6,4 | 3,2 | 3,2 | 6,6 | 22 | 26 | 35 | 36 | 32 | 28 | 15 | 6,9 |
| UV Index | 6 | 5 | 4 | 3 | 2 | 1 | 1 | 2 | 4 | 6 | 6 | 7 |
Temperature per month in Heard Island and McDonald Islands
This graph shows the average high temperatures in degrees Celsius for each month in Heard Island and McDonald Islands
Precipitation per month in Heard Island and McDonald Islands
This graph shows the average monthly precipitation in millimeters in Heard Island and McDonald Islands.
Snowfall per month in Heard Island and McDonald Islands
This graph shows the average snowfall in centimeters per month in Heard Island and McDonald Islands.
UV index per month in Heard Island and McDonald Islands
This graph shows the average UV index per month in Heard Island and McDonald Islands.
Yearly temperature in Heard Island and McDonald Islands
This graph shows the average yearly temperature in Heard Island and McDonald Islands, measured in degrees Celsius.
Yearly total precipitation in Heard Island and McDonald Islands
This graph shows the average yearly precipitation in millimeters in Heard Island and McDonald Islands.
Yearly snowfall in Heard Island and McDonald Islands
This graph shows the average yearly snowfall in Heard Island and McDonald Islands, measured in centimeters.
Average weather in Heard Island and McDonald Islands per month
Click on a month below to see in detail how the weather typically is in Heard Island and McDonald Islands and what to expect. Based on the historical weather data of Heard Island and McDonald Islands, you can view the average temperature, precipitation, wind, and UV index for each day of the month.