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March Weather in Cottage Grove, United States

Last updated: June 24, 2025

In Cottage Grove, United States, the average temperature for March hovers around 7°C (44°F), with fluctuations ranging from a chilly -9°C (17°F) to a pleasantly warm 23°C (73°F). Expect 156 mm (6.1 in) of precipitation over 17 days, contributing to an ambiance of 86% humidity that envelops the region. Prepare accordingly!

March Temperature in Cottage Grove

In March in Cottage Grove, the average temperature is 7°C (44°F). Maximums can reach 23°C (73°F), while minimums can dip as low as -9°C (17°F). Be prepared for a range of weather conditions if you plan to travel during this time.

March Weather in Cottage Grove: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Cottage Grove, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cottage Grove, March typically has an average temperature of 7°C (44°F), with highs reaching up to 23°C (73°F) and lows dropping to around -9°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec414044495562686963524540
Data source: Temperature data for Cottage Grove 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.

March Precipitation in Cottage Grove

In Cottage Grove in March, the precipitation amount is 156 mm (6.1 in), occurring over a span of 17 days.

March Precipitation Trends in Cottage Grove

The chart displays monthly precipitation patterns in Cottage Grove, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Cottage Grove, March typically receives around 156 mm (6.1 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec16220915615272512788102144177
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Cottage Grove

In Cottage Grove in March, humidity is 86%. With an average temperature of 7°C (44°F), this humidity feels like a chilly, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite uninviting.

March Average Humidity in Cottage Grove

This chart illustrates the average monthly humidity levels in Cottage Grove, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Cottage Grove is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%85%86%83%83%83%78%67%66%77%87%87%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Cottage Grove

In Cottage Grove in March, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Cottage Grove, you can refer to this Hourly UV Index in Cottage Grove.

Maximum UV Index Levels in Cottage Grove for March

The chart shows the monthly maximum UV Index (UVI) for Cottage Grove in March, 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 March, the maximum UV index in Cottage Grove typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246710101098532
Data source: Cottage Grove March 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 March Weather in Cottage Grove Compares to Other Months

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

This table compares monthly weather conditions in Cottage Grove, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)162 mm (6.4 inches)84%low
February Weather5°C (40°F)209 mm (8.2 inches)85%moderate
March Weather7°C (44°F)156 mm (6.1 inches)86%high
April Weather10°C (49°F)152 mm (6.0 inches)83%high
May Weather13°C (56°F)72 mm (2.8 inches)83%very high
June Weather17°C (62°F)51 mm (2.0 inches)83%very high
July Weather20°C (69°F)2 mm (0.1 inches)78%very high
August Weather21°C (69°F)7 mm (0.3 inches)67%very high
September Weather17°C (63°F)88 mm (3.4 inches)66%very high
October Weather11°C (52°F)102 mm (4.0 inches)77%moderate
November Weather7°C (45°F)144 mm (5.7 inches)87%moderate
December Weather5°C (40°F)177 mm (7.0 inches)87%low

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