October weather forecast
McMurdo, Antarctica

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Weather in October

The transformation of weather continues in October, with McMurdo, Antarctica experiencing further increases in both daylight and temperature. With 19.5 hours of sunlight, the landscape begins to look vastly different than in the peak winter months. The snow layer depth decreases slowly, thanks to warmer temperature and the longer presence of sunlight. The change from winter to spring becomes increasingly evident with the arrival of October.

Temperature

With the onset of October, McMurdo's average high-temperature experiences a rise, moving from September's life-threatening cold -20.8°C (-5.4°F) to an arctic cold -15.5°C (4.1°F). In McMurdo, the October nights cool down to an average low of -23.4°C (-10.1°F).

Humidity

In October, the average relative humidity in McMurdo is 61.4%.

Rainfall

In October, in McMurdo, the rain falls for 3.2 days. Throughout October, 10mm (0.39") of precipitation is accumulated. Throughout the year, in McMurdo, there are 46.1 rainfall days, and 201mm (7.91") of precipitation is accumulated.

Snowfall

January through December are months with snowfall. In McMurdo, in October, during 14.5 snowfall days, 135mm (5.31") of snow is typically accumulated. In McMurdo, Antarctica, during the entire year, snow falls for 181.3 days and aggregates up to 1484mm (58.43") of snow.

Daylight

In McMurdo, the average length of the day in October is 12h and 34min.

Frequently asked questions

How cold is October in McMurdo?

The average high-temperature, in October, in McMurdo, is -15.5°C (4.1°F), while the average low-temperature is -23.4°C (-10.1°F).

What is the average humidity in October in McMurdo?

In October, the average relative humidity is 61.4%.

How much does it rain in McMurdo in October?

In McMurdo, Antarctica, during October, the rain falls for 3.2 days and regularly aggregates up to 10mm (0.39") of precipitation.

How many days does it snow in October in McMurdo?

In McMurdo, Antarctica, during October, snow falls for 14.5 days and regularly aggregates up to 135mm (5.31") of snow.

What is the average length of the day in October in McMurdo?

The average day length in October is 12h and 34min.

Average temperature in October
McMurdo, Antarctica

Average temperature in October - McMurdo, Antarctica
  • Average high temperature in October: -15.5°C

The warmest month (with the highest average high temperature) is January (-0.2°C).
The month with the lowest average high temperature is August (-22.8°C).

  • Average low temperature in October: -23.4°C

The month with the highest average low temperature is January (-5.5°C).
The coldest month (with the lowest average low temperature) is August (-31.8°C).

Average humidity in October
McMurdo, Antarctica

Average humidity in October - McMurdo, Antarctica
  • Average humidity in October: 61.4%

The month with the highest relative humidity is December (67%).
The month with the lowest relative humidity is September (55.8%).

Average rainfall in October
McMurdo, Antarctica

Average rainfall in October - McMurdo, Antarctica
  • Average rainfall in October: 9.7mm

The wettest month (with the highest rainfall) is June (24.9mm).
The driest month (with the least rainfall) is November (9.5mm).

Average rainfall days in October
McMurdo, Antarctica

Average rainfall days in October - McMurdo, Antarctica
  • Average rainfall days in October: 3.2 days

The month with the highest number of rainy days is June (5.7 days).
The month with the least rainy days is November (2.4 days).

Average snowfall in October
McMurdo, Antarctica

Average snowfall in October - McMurdo, Antarctica
  • Average snowfall in October: 135mm

The month with the highest snowfall is February (224mm).
The months with the least snowfall are January and August (66mm).

Average snowfall days in October
McMurdo, Antarctica

Average snowfall days in October - McMurdo, Antarctica
  • Average snowfall days in October: 14.5 days

The month with the highest number of snowfall days is March (17.8 days).
The month with the least snowfall days is January (12.8 days).

Average daylight in October
McMurdo, Antarctica

Average daylight in October - McMurdo, Antarctica
  • Average daylight in October: 12h and 4min

The month with the longest days is March (Average daylight: 13h and 48min).
The months with the shortest days are January, May, June, July, November and December (Average daylight: 0h and 0min).

McMurdo, Antarctica

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