The weather in July in Heard Island and McDonald Islands
It's cold in July in Heard Island and McDonald Islands with an average temperature of 2°C. Temperatures this month range from a low of 1°C to a high of 3°C. At night, you can expect temperatures between -1°C and 1°C.
Looking for sun? July isn’t a good month to be in Heard Island and McDonald Islands. There’s too much chance of rain this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in July for Heard Island and McDonald Islands. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 6°C in 2016, Heard Island and McDonald Islands reached the highest temperature in July over the past 10 years. The lowest daytime temperature in this month was -3°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of -6°C to a highest value of 4°C.
Precipitation and snowfall
In July, there is an average of 124 mm of precipitation, spread over 16 days. Of the total precipitation, about 41 cm falls as snow in July. The wind speed is around 7 Bft, mostly coming from the West.
Daily weather in July for Heard Island and McDonald Islands
Click on any day in July to get detailed info about the usual weather on that day in Heard Island and McDonald Islands. Check out the historical temperatures and precipitation over the past 10 years on this day.
July weather comparison
| Heard Island and McDonald Islands | New York | |
|---|---|---|
| Average temperature | 2°C | 31°C |
| Max. temperature | 3°C | 33°C |
| Min. temperature | -1°C | -5°C |
| Total precipitation | 124 mm | 160 mm |
| Rainy days | 16 days | 18 days |
| Total snowfall | 41 cm | 0 cm |
| Snowy days | 18 days | 0 days |
Start of July
The month of July starts in Heard Island and McDonald Islands with really cold temps, averaging around 3°C during the day and nights dipping to about 1°C.
Mid July
By mid-July, daytime temps stay steady at around 3°C, with nights around 0°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of July
By the end of July, the average daytime temperature in Heard Island and McDonald Islands is around 2°C, while nighttime temps are about 0°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
UV index
The UV index is a maximum of 2 this month. That's a low value on the intensity scale of 1 to 11. The risk of sunburn is minimal at this time.
Temperature charts
These charts show the average temperatures in July in Heard Island and McDonald Islands. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in July in Heard Island and McDonald Islands
Temperature in July in Heard Island and McDonald Islands over the years
Precipitation charts
These charts show the average amount of precipitation in July in Heard Island and McDonald Islands. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in July in Heard Island and McDonald Islands
Total precipitation in July in Heard Island and McDonald Islands over the years
Daily Snowfall in July in Heard Island and McDonald Islands
Snowfall in July in Heard Island and McDonald Islands per year
Daily UV index in July in Heard Island and McDonald Islands
This chart shows the average daily UV index in July in Heard Island and McDonald Islands, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in July in Heard Island and McDonald Islands
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Average weather in Heard Island and McDonald Islands by month
Click on a month below to see detailed weather info for Heard Island and McDonald Islands. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.