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July Weather in Idaho City, United States

Last updated: June 24, 2025

In July, the average temperature in Idaho City, United States is a pleasant 21°C (70°F). Expect minimums dipping to 4°C (39°F) and maximums soaring up to 35°C (95°F), providing a variety of weather experiences. With an average humidity of 66% and a mild precipitation of only 5 mm (0.2 in) over 1 day, it's a great time to explore and enjoy all that this destination has to offer!

July Temperature in Idaho City

In July in Idaho City, the average temperature is 21°C (70°F). Maximums can reach 35°C (95°F), and minimums can be as low as 4°C (39°F). This makes Idaho City an ideal destination for travelers seeking pleasant weather along with opportunities for both warm and cool activities.

July Weather in Idaho City: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Idaho City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Idaho City, July typically has an average temperature of 21°C (70°F), with highs reaching up to 35°C (95°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec252635404959706858433325
Data source: Temperature data for Idaho City 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.

July Precipitation in Idaho City

In Idaho City in July, the precipitation amount is 5 mm (0.2 in) over a duration of 1 day.

July Precipitation Trends in Idaho City

The chart displays monthly precipitation patterns in Idaho City, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Idaho City, July typically receives around 5 mm (0.2 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec981269079684752131517785
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Idaho City

In Idaho City in July humidity is 66%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making it comfortable for leisurely strolls but slightly sticky for longer excursions.

July Average Humidity in Idaho City

This chart illustrates the average monthly humidity levels in Idaho City, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Idaho City is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%89%85%79%71%71%66%50%48%65%84%87%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Idaho City

In Idaho City in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Idaho City.

Maximum UV Index Levels in Idaho City for July

The chart shows the monthly maximum UV Index (UVI) for Idaho City in July, 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 July, the maximum UV index in Idaho City typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3578111111109642
Data source: Idaho City July 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 July Weather in Idaho City Compares to Other Months

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

This table compares monthly weather conditions in Idaho City, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)98 mm (3.9 inches)88%moderate
February Weather-3°C (26°F)126 mm (5.0 inches)89%moderate
March Weather1°C (35°F)90 mm (3.6 inches)85%high
April Weather4°C (40°F)79 mm (3.1 inches)79%very high
May Weather9°C (49°F)68 mm (2.7 inches)71%extreme
June Weather15°C (60°F)47 mm (1.8 inches)71%extreme
July Weather21°C (70°F)5 mm (0.2 inches)66%extreme
August Weather20°C (68°F)20 mm (0.8 inches)50%very high
September Weather14°C (58°F)31 mm (1.2 inches)48%very high
October Weather6°C (43°F)51 mm (2.0 inches)65%high
November Weather1°C (33°F)77 mm (3.0 inches)84%moderate
December Weather-4°C (25°F)85 mm (3.4 inches)87%low

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