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October Weather in McMurdo Station, Antarctica

Last updated: August 22, 2025

In October, the average temperature in McMurdo Station, Antarctica is a brisk -18°C (0°F), with temperatures dipping as low as -31°C (-24°F) and peaking at -4°C (25°F). Expect 19 mm (0.7 in) of precipitation over about 4 days, coupled with an average humidity of around 73%. Bundle up and prepare for a chilly adventure!

October Temperature in McMurdo Station

In October in McMurdo Station, the average temperature is -18°C (0°F). Maximum temperatures can reach -4°C (25°F), while the minimum can drop as low as -31°C (-24°F). Be sure to pack plenty of warm clothing and prepare for extremely cold weather if you're planning to travel during this time.

October Weather in McMurdo Station: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in McMurdo Station, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In McMurdo Station, October typically has an average temperature of -18°C (0°F), with highs reaching up to -4°C (25°F) and lows dropping to around -31°C (-24°F).
JanFebMarAprMayJunJulAugSepOctNovDec23163-7-6-9-10-14-1201323
Data source: Temperature data for McMurdo Station generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in McMurdo Station

In McMurdo Station in October, the precipitation amount is 19 mm (0.7 in) over the course of 4 days.

October Precipitation Trends in McMurdo Station

The chart displays monthly precipitation patterns in McMurdo Station, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In McMurdo Station, October typically receives around 19 mm (0.7 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec152025122117142421191014
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in McMurdo Station

In McMurdo Station in October, humidity is 73%. With an average temperature of -18°C (0°F), this humidity feels like an icy blanket wrapped around you, making travel uncomfortable and challenging as the cold damp air cuts through layers of clothing.

October Average Humidity in McMurdo Station

This chart illustrates the average monthly humidity levels in McMurdo Station, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in McMurdo Station is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%79%75%71%69%73%70%70%67%73%76%78%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in McMurdo Station

In McMurdo Station in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in McMurdo Station.

Maximum UV Index Levels in McMurdo Station for October

The chart shows the monthly maximum UV Index (UVI) for McMurdo Station in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in McMurdo Station typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec642100012586
Data source: McMurdo Station October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How October Weather in McMurdo Station Compares to Other Months

Weather in McMurdo Station varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in McMurdo Station, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in McMurdo Station, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)15 mm (0.6 inches)77%high
February Weather-9°C (16°F)20 mm (0.8 inches)79%moderate
March Weather-16°C (3°F)25 mm (1.0 inches)75%low
April Weather-22°C (-7°F)12 mm (0.5 inches)71%low
May Weather-21°C (-6°F)21 mm (0.8 inches)69%low
June Weather-23°C (-9°F)17 mm (0.7 inches)73%low
July Weather-24°C (-10°F)14 mm (0.5 inches)70%low
August Weather-25°C (-13°F)24 mm (0.9 inches)70%low
September Weather-24°C (-12°F)21 mm (0.8 inches)67%low
October Weather-18°C (0°F)19 mm (0.7 inches)73%moderate
November Weather-11°C (13°F)9 mm (0.4 inches)76%very high
December Weather-5°C (23°F)14 mm (0.5 inches)78%high

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