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April Weather in McMurdo Station, Antarctica

Last updated: August 22, 2025

In April, the average temperature in McMurdo Station, Antarctica hovers around -22°C (-7°F), but be prepared for a chilling range where temperatures can plunge as low as -38°C (-37°F) and peak at -9°C (16°F). During this month, expect about 12 mm (0.5 in) of precipitation spread over 3 days, with an average humidity level of 71%. Stay warm and dry!

April Temperature in McMurdo Station

In April in McMurdo Station, the average temperature is -22°C (-7°F). The maximum can reach -9°C (16°F), while the minimum can drop as low as -38°C (-37°F). Travelers should be prepared for extremely cold conditions and dress in layers to stay warm.

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

The chart illustrates April 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, April typically has an average temperature of -22°C (-7°F), with highs reaching up to -9°C (16°F) and lows dropping to around -38°C (-37°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.

April Precipitation in McMurdo Station

In McMurdo Station in April, the precipitation amount is 12 mm (0.5 in) during a span of 3 days.

April Precipitation Trends in McMurdo Station

The chart displays monthly precipitation patterns in McMurdo Station, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In McMurdo Station, April typically receives around 12 mm (0.5 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec152025122117142421191014
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in McMurdo Station

In McMurdo Station in April, humidity is 71%. With an average temperature of -22°C (-7°F), this humidity feels like an icy blanket that clings to your skin, making every breath a frosty challenge and each step a careful balance against the chilling air, transforming travel into a brisk adventure through a wintry landscape.

April Average Humidity in McMurdo Station

This chart illustrates the average monthly humidity levels in McMurdo Station, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in McMurdo Station is approximately 71%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in McMurdo Station

In McMurdo Station in April, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in McMurdo Station.

Maximum UV Index Levels in McMurdo Station for April

The chart shows the monthly maximum UV Index (UVI) for McMurdo Station in April, 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 April, the maximum UV index in McMurdo Station typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec642100012586
Data source: McMurdo Station April 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 April 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 April’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 April’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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