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March Weather in Riley, United States

Last updated: June 24, 2025

In March, the average temperature in Riley, United States hovers around 8°C (46°F). However, be prepared for a wide range of temperatures, as it can dip to a chilling -20°C (-3°F) or soar to a brisk 33°C (92°F). Expect 84 mm (3.3 in) of precipitation spread over 9 days, with an average humidity level of 70%, adding to the overall atmospheric experience.

March Temperature in Riley

In March in Riley, the average temperature is 8°C (46°F). Maximum temperatures can reach 33°C (92°F), while minimum temperatures can drop as low as -20°C (-3°F). Visitors should be prepared for a wide range of weather conditions when traveling to Riley during this month.

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

The chart illustrates March temperature patterns in Riley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Riley, March typically has an average temperature of 8°C (46°F), with highs reaching up to 33°C (92°F) and lows dropping to around -20°C (-3°F).
JanFebMarAprMayJunJulAugSepOctNovDec313246546678817773574437
Data source: Temperature data for Riley 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 Riley

In Riley in March, the precipitation amount is 84 mm (3.3 in) spread over 9 days.

March Precipitation Trends in Riley

The chart displays monthly precipitation patterns in Riley, 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 Riley, March typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec30288467185798011964983327
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Riley

In Riley in March, humidity is 70%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that can make exploring the area feel less enjoyable and might lead travelers to seek indoor activities or wrapped layers for comfort.

March Average Humidity in Riley

This chart illustrates the average monthly humidity levels in Riley, 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 Riley is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%78%70%73%82%82%81%78%71%71%81%84%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Riley

In Riley 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 Riley, you can refer to this Hourly UV Index in Riley.

Maximum UV Index Levels in Riley for March

The chart shows the monthly maximum UV Index (UVI) for Riley 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 Riley typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Riley 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 Riley Compares to Other Months

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

This table compares monthly weather conditions in Riley, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)30 mm (1.2 inches)76%moderate
February Weather0°C (32°F)28 mm (1.1 inches)77%moderate
March Weather8°C (46°F)84 mm (3.3 inches)70%high
April Weather12°C (55°F)67 mm (2.6 inches)73%very high
May Weather19°C (66°F)185 mm (7.3 inches)82%very high
June Weather26°C (79°F)79 mm (3.1 inches)82%extreme
July Weather27°C (81°F)80 mm (3.1 inches)81%extreme
August Weather25°C (78°F)119 mm (4.7 inches)78%very high
September Weather23°C (73°F)64 mm (2.5 inches)71%very high
October Weather14°C (57°F)98 mm (3.9 inches)71%high
November Weather7°C (44°F)33 mm (1.3 inches)81%moderate
December Weather3°C (37°F)27 mm (1.0 inches)84%moderate

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