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March Weather in Fairview Heights, United States

Last updated: June 24, 2025

In Fairview Heights, United States during March, the average temperature hovers around 9°C (48°F), with a minimum dipping to -16°C (3°F) and a maximum reaching 27°C (82°F). Expect precipitation of about 139 mm (5.5 in) over 13 days, accompanied by a relatively high average humidity of 80%.

March Temperature in Fairview Heights

In March in Fairview Heights, the average temperature is 9°C (48°F). Maximums can reach 27°C (82°F), while minimums can be as low as -16°C (3°F). Be prepared for a wide range of temperatures during your travels, and pack accordingly to enjoy your trip comfortably.

March Weather in Fairview Heights: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Fairview Heights, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fairview Heights, March typically has an average temperature of 9°C (48°F), with highs reaching up to 27°C (82°F) and lows dropping to around -16°C (3°F).
JanFebMarAprMayJunJulAugSepOctNovDec333647566877807773604539
Data source: Temperature data for Fairview Heights 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 Fairview Heights

In Fairview Heights in March, the precipitation amount is 139 mm (5.5 in) over the course of 13 days.

March Precipitation Trends in Fairview Heights

The chart displays monthly precipitation patterns in Fairview Heights, 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 Fairview Heights, March typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec808313914815810091129591077767
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Fairview Heights

In Fairview Heights in March humidity is 80%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and travel quite uncomfortable.

March Average Humidity in Fairview Heights

This chart illustrates the average monthly humidity levels in Fairview Heights, 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 Fairview Heights is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Fairview Heights

In Fairview Heights 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 Fairview Heights.

Maximum UV Index Levels in Fairview Heights for March

The chart shows the monthly maximum UV Index (UVI) for Fairview Heights 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 Fairview Heights typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109753
Data source: Fairview Heights 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 Fairview Heights Compares to Other Months

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

This table compares monthly weather conditions in Fairview Heights, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)80 mm (3.2 inches)82%moderate
February Weather2°C (36°F)83 mm (3.3 inches)80%moderate
March Weather9°C (48°F)139 mm (5.5 inches)80%high
April Weather13°C (56°F)148 mm (5.8 inches)80%very high
May Weather20°C (68°F)158 mm (6.2 inches)82%very high
June Weather25°C (77°F)100 mm (4.0 inches)83%extreme
July Weather27°C (80°F)91 mm (3.6 inches)81%very high
August Weather25°C (77°F)129 mm (5.1 inches)80%very high
September Weather23°C (73°F)59 mm (2.3 inches)76%very high
October Weather15°C (60°F)107 mm (4.2 inches)76%high
November Weather7°C (45°F)77 mm (3.0 inches)85%moderate
December Weather4°C (40°F)67 mm (2.7 inches)86%moderate

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