Heard Island and McDonald Islands
1 to 4°C
temperature
3371 hours
sunshine per day
967 mm
rain
205 days
dry
103 days
rain
57 days
snow

Climate of Heard Island and McDonald Islands

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 1°C and 4°C
  • Night:the average nighttime temperature is between -1°C and 2°C
  • Rain: it rains 103 days and there is a total of approximately 967 mm rainfall
  • Snow: it snows an average of 57 days per year
  • Sun hours: throughout the year there are 3371 sun hours
Maximum temperature: between 1°C and 4°C
Warmest month: 4°C in March
Coldest month: 1°C in July
Night temperature: between -1°C and 2°C
Dry days: 205 days
Days with rain: 103 days
Days with snow: 57 days
Total rain sum: 967 mm
Hours of sunshine: 3371 hours

Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Heard Island and McDonald Islands.

Precipitation graph

This graph shows the average amount of rainfall per month for Heard Island and McDonald Islands.

Climate table of Heard Island and McDonald Islands

In this climate table you can see at a glance what the average weather per month is for Heard Island and McDonald Islands. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Heard Island and McDonald Islands might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 3 3 4 3 2 2 1 1 1 1 1 2
Night temp. (°C) 2 2 2 2 1 0 -1 -1 -1 -1 0 1
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 76 69 90 89 87 86 87 88 82 72 71 70
Days with rain 11 10 11 11 10 5 3 3 9 9 11 10
Days with snow - - - - 2 7 9 12 13 10 4 -
Dry days 20 18 20 19 19 18 19 16 8 12 15 21
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 6 7 8 10 11 12 12 12 10 7 6 6
Wind force (Bft) 3 3 3 3 3 3 3 2 2 3 3 3
UV-index 3 3 4 4 5 6 7 6 6 5 4 3

Best time to visit Heard Island and McDonald Islands

To go to Heard Island and McDonald Islands, the best time to visit is January through December. In this period you have a very cold temperature and little precipitation. In Heard Island and McDonald Islands, March is the warmest month with 4°C and the most cold month is 1°C in July.

Climate of Heard Island and McDonald Islands by month

What is the average climate in a given month for Heard Island and McDonald Islands? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Heard Island and McDonald Islands weather experiences

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