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March Weather in Mascoutah, United States

Last updated: June 24, 2025

In March, the average temperature in Mascoutah, United States hovers around 9°C (48°F), with potential extremes ranging from a brisk -16°C (4°F) to a warm 27°C (81°F). Expect a total precipitation of 141 mm (5.6 in) spread over approximately 13 days, accompanied by an average humidity of 84%. Be prepared for a mix of weather conditions!

March Temperature in Mascoutah

In March in Mascoutah, the average temperature is 9°C (48°F), with maximums reaching 27°C (81°F) and minimums dropping as low as -16°C (4°F). Travelers should be prepared for a wide range of temperatures, so layering is recommended.

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

The chart illustrates March temperature patterns in Mascoutah, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mascoutah, March typically has an average temperature of 9°C (48°F), with highs reaching up to 27°C (81°F) and lows dropping to around -16°C (4°F).
JanFebMarAprMayJunJulAugSepOctNovDec333648566877807773604540
Data source: Temperature data for Mascoutah 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 Mascoutah

In Mascoutah in March, the precipitation amount is 141 mm (5.6 in) spread over 13 days.

March Precipitation Trends in Mascoutah

The chart displays monthly precipitation patterns in Mascoutah, 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 Mascoutah, March typically receives around 141 mm (5.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec828714114417010092122591107971
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Mascoutah

In Mascoutah in March, humidity is 84%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that envelops you, making it essential to dress in layers and stay active, as the moisture in the air can quickly lead to discomfort while traveling.

March Average Humidity in Mascoutah

This chart illustrates the average monthly humidity levels in Mascoutah, 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 Mascoutah is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%84%83%80%83%82%83%79%79%88%87%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Mascoutah

In Mascoutah 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 Mascoutah.

Maximum UV Index Levels in Mascoutah for March

The chart shows the monthly maximum UV Index (UVI) for Mascoutah 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 Mascoutah typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579111110109753
Data source: Mascoutah 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 Mascoutah Compares to Other Months

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

This table compares monthly weather conditions in Mascoutah, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)82 mm (3.2 inches)84%moderate
February Weather2°C (37°F)87 mm (3.4 inches)82%moderate
March Weather9°C (48°F)141 mm (5.6 inches)84%high
April Weather13°C (56°F)144 mm (5.7 inches)83%very high
May Weather20°C (68°F)170 mm (6.7 inches)80%extreme
June Weather25°C (78°F)100 mm (3.9 inches)83%extreme
July Weather27°C (80°F)92 mm (3.6 inches)82%very high
August Weather25°C (77°F)122 mm (4.8 inches)82%very high
September Weather23°C (73°F)59 mm (2.3 inches)79%very high
October Weather15°C (60°F)110 mm (4.3 inches)79%high
November Weather7°C (45°F)78 mm (3.1 inches)88%moderate
December Weather4°C (40°F)71 mm (2.8 inches)87%moderate

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