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June Weather in Post Falls, United States

Last updated: June 24, 2025

In June, the average temperature in Post Falls, United States hovers around 18°C (65°F). However, be prepared for fluctuations, as temperatures can dip to a chilly 5°C (41°F) or soar as high as a scorching 43°C (110°F). Expect about 30 mm (1.2 in) of precipitation spread over 6 days, contributing to the region’s average humidity of 78%.

June Temperature in Post Falls

In June in Post Falls, the average temperature is 18°C (65°F). Maximum temperatures can reach 43°C (110°F), while minimums can drop as low as 5°C (41°F). Be prepared for a wide range of temperatures when traveling to Post Falls during this month.

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

The chart illustrates June 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, June typically has an average temperature of 18°C (65°F), with highs reaching up to 43°C (110°F) and lows dropping to around 5°C (41°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.

June Precipitation in Post Falls

In Post Falls in June, the total precipitation amount is 30 mm (1.2 in) spread across 6 days.

June Precipitation Trends in Post Falls

The chart displays monthly precipitation patterns in Post Falls, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Post Falls, June typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec928876726030613427410396
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Post Falls

In Post Falls in June, humidity is 78%. With an average temperature of 18°C (65°F), this humidity feels like a warm, enveloping blanket, making travel quite muggy and potentially uncomfortable, as it can leave you feeling sticky and fatigued more quickly than usual.

June Average Humidity in Post Falls

This chart illustrates the average monthly humidity levels in Post Falls, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Post Falls is approximately 78%, 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 June generated using information from the Copernicus Climate Change Service.

June UV Index in Post Falls

In Post Falls in June, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Post Falls.

Maximum UV Index Levels in Post Falls for June

The chart shows the monthly maximum UV Index (UVI) for Post Falls in June, 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 June, the maximum UV index in Post Falls typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2456891097532
Data source: Post Falls June 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 June 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 June’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 June’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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