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March Weather in Oshkosh, United States

Last updated: June 24, 2025

In Oshkosh, United States, the average temperature in March hovers around 4°C (40°F). However, brace yourself for extremes, as temperatures can plummet to a brisk -25°C (-13°F) or soar to a warm 28°C (83°F). Be prepared for some rain, with total precipitation reaching 59 mm (2.3 in) over about 7 days. The air is generally cool and refreshing, with an average humidity of 64%.

March Temperature in Oshkosh

In March in Oshkosh, the average temperature is 4°C (40°F). Maximum temperatures can reach up to 28°C (83°F), while minimums can drop as low as -25°C (-13°F). Be prepared for a wide range of temperatures when traveling to Oshkosh during this month.

March Weather in Oshkosh: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Oshkosh, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oshkosh, March typically has an average temperature of 4°C (40°F), with highs reaching up to 28°C (83°F) and lows dropping to around -25°C (-13°F).
JanFebMarAprMayJunJulAugSepOctNovDec292740475771767367484032
Data source: Temperature data for Oshkosh 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 Oshkosh

In Oshkosh in March, the precipitation amount is 59 mm (2.3 in) over a span of 7 days.

March Precipitation Trends in Oshkosh

The chart displays monthly precipitation patterns in Oshkosh, 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 Oshkosh, March typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec1218605213549534732332017
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Oshkosh

In Oshkosh in March, humidity is 64%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that can make outdoor activities uncomfortable and travel less enjoyable, as the cold air mixed with moisture cuts through clothing and can leave you feeling clammy and lethargic.

March Average Humidity in Oshkosh

This chart illustrates the average monthly humidity levels in Oshkosh, 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 Oshkosh is approximately 64%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%80%64%64%76%79%77%79%70%64%75%78%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Oshkosh

In Oshkosh in March, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Oshkosh.

Maximum UV Index Levels in Oshkosh for March

The chart shows the monthly maximum UV Index (UVI) for Oshkosh 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 Oshkosh typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109643
Data source: Oshkosh 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 Oshkosh Compares to Other Months

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

This table compares monthly weather conditions in Oshkosh, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (30°F)12 mm (0.5 inches)73%moderate
February Weather-3°C (28°F)18 mm (0.7 inches)80%moderate
March Weather4°C (40°F)59 mm (2.3 inches)64%high
April Weather8°C (47°F)52 mm (2.1 inches)64%very high
May Weather14°C (57°F)135 mm (5.3 inches)76%very high
June Weather22°C (71°F)49 mm (1.9 inches)79%extreme
July Weather25°C (76°F)53 mm (2.1 inches)77%extreme
August Weather23°C (73°F)47 mm (1.8 inches)79%very high
September Weather19°C (67°F)32 mm (1.3 inches)70%very high
October Weather9°C (48°F)33 mm (1.3 inches)64%high
November Weather5°C (41°F)20 mm (0.8 inches)75%moderate
December Weather0°C (33°F)17 mm (0.7 inches)78%moderate

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