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February Weather in St. Mary's, United States

Last updated: June 24, 2025

In February, the average temperature in St. Mary's, United States hovers around -11°C (12°F), with extremes that can plunge to a chilling -32°C (-25°F) and rise to a mild 5°C (41°F). Expect about 65 mm (2.6 in) of precipitation over 13 days, contributing to an average humidity of 96%. Embrace the cold!

February Temperature in St. Mary's

In February in St. Mary's, the average temperature is -11°C (12°F). The maximum can reach 5°C (41°F) and the minimum can be as low as -32°C (-25°F). It’s important to prepare for extremely cold weather if you're planning to travel during this time.

February Weather in St. Mary's: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in St. Mary's, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In St. Mary's, February typically has an average temperature of -11°C (12°F), with highs reaching up to 5°C (41°F) and lows dropping to around -32°C (-25°F).
JanFebMarAprMayJunJulAugSepOctNovDec71217304555565446362013
Data source: Temperature data for St. Mary's 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.

February Precipitation in St. Mary's

In St. Mary's in February, the precipitation amount is 65 mm (2.6 in) spread over a duration of 13 days.

February Precipitation Trends in St. Mary's

The chart displays monthly precipitation patterns in St. Mary's, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In St. Mary's, February typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec316554476455638691785559
Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.
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February Humidity in St. Mary's

In St. Mary's in February, humidity is 96%. With an average temperature of -11°C (12°F), this humidity feels like an icy embrace, making travel challenging as the dampness seeps through layers of clothing, intensifying the chill and leaving you feeling perpetually cold and uncomfortable.

February Average Humidity in St. Mary's

This chart illustrates the average monthly humidity levels in St. Mary's, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in St. Mary's is approximately 96%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec98%96%85%78%80%86%89%91%92%90%93%98%
Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in St. Mary's

In St. Mary's in February, 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 St. Mary's.

Maximum UV Index Levels in St. Mary's for February

The chart shows the monthly maximum UV Index (UVI) for St. Mary's in February, 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 February, the maximum UV index in St. Mary's typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113456653211
Data source: St. Mary's February 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 February Weather in St. Mary's Compares to Other Months

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

This table compares monthly weather conditions in St. Mary's, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-14°C (7°F)30 mm (1.2 inches)98%low
February Weather-11°C (12°F)65 mm (2.6 inches)96%low
March Weather-8°C (17°F)54 mm (2.1 inches)85%moderate
April Weather-1°C (30°F)47 mm (1.8 inches)78%moderate
May Weather7°C (45°F)63 mm (2.5 inches)80%moderate
June Weather13°C (55°F)55 mm (2.2 inches)86%high
July Weather14°C (57°F)63 mm (2.5 inches)89%high
August Weather12°C (54°F)86 mm (3.4 inches)91%moderate
September Weather8°C (47°F)91 mm (3.6 inches)92%moderate
October Weather2°C (36°F)78 mm (3.1 inches)90%low
November Weather-7°C (20°F)55 mm (2.2 inches)93%low
December Weather-11°C (13°F)59 mm (2.3 inches)98%low

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