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March Weather in Post Falls, United States

Last updated: June 24, 2025

In March, the average temperature in Post Falls, United States hovers around 3°C (38°F). Expect a chilly minimum of -16°C (4°F) and a pleasant maximum of 19°C (67°F). Be prepared for 76 mm (3.0 in) of precipitation spread over 14 days, with an average humidity level of 87%.

March Temperature in Post Falls

In March in Post Falls, the average temperature is 3°C (38°F). Maximums can reach 19°C (67°F), while minimums can dip as low as -16°C (4°F). Travelers should prepare for a wide range of temperatures, from chilly days to occasional warmer spells.

March Weather in Post Falls: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Post Falls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Post Falls, March typically has an average temperature of 3°C (38°F), with highs reaching up to 19°C (67°F) and lows dropping to around -16°C (4°F).
JanFebMarAprMayJunJulAugSepOctNovDec302938465664737261473832
Data source: Temperature data for Post Falls 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 Post Falls

In Post Falls in March, the precipitation amount is 76 mm (3.0 in) spread over 14 days.

March Precipitation Trends in Post Falls

The chart displays monthly precipitation patterns in Post Falls, 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 Post Falls, March typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec928876726030613427410396
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Post Falls

In Post Falls in March humidity is 87%. With an average temperature of 3°C (38°F), this humidity feels like a chilly blanket wrapped around you, making travel quite uncomfortable as the cold dampness seeps into your clothes and lingers in the air, often leaving you shivering and longing for warmer, drier conditions.

March Average Humidity in Post Falls

This chart illustrates the average monthly humidity levels in Post Falls, 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 Post Falls is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%87%84%78%78%77%64%62%79%87%90%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Post Falls

In Post Falls in March, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Post Falls.

Maximum UV Index Levels in Post Falls for March

The chart shows the monthly maximum UV Index (UVI) for Post Falls 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 Post Falls typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2456891097532
Data source: Post Falls 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 Post Falls Compares to Other Months

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

This table compares monthly weather conditions in Post Falls, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)92 mm (3.6 inches)89%low
February Weather-1°C (30°F)88 mm (3.4 inches)89%moderate
March Weather3°C (38°F)76 mm (3.0 inches)87%moderate
April Weather8°C (46°F)72 mm (2.8 inches)84%high
May Weather13°C (56°F)60 mm (2.3 inches)77%very high
June Weather18°C (65°F)30 mm (1.2 inches)78%very high
July Weather23°C (73°F)5 mm (0.2 inches)77%very high
August Weather22°C (72°F)13 mm (0.5 inches)64%very high
September Weather16°C (61°F)42 mm (1.6 inches)62%high
October Weather8°C (47°F)74 mm (2.9 inches)79%moderate
November Weather3°C (38°F)103 mm (4.1 inches)87%moderate
December Weather0°C (32°F)95 mm (3.8 inches)90%low

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