July weather forecast
Saint Charles, ID

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Weather in July

July is a moderately hot summer month in Saint Charles, Idaho, with an average temperature ranging between max 79.2°F (26.2°C) and min 49.6°F (9.8°C).

Temperature

In Saint Charles, Idaho, the average temperatures in July are the highest, with a peak at 79.2°F (26.2°C) and a low of 49.6°F (9.8°C).

Humidity

The average relative humidity in July is 44%.

Rainfall

The month with the least rainfall is July, when the rain falls for 8.5 days and typically collects 0.91" (23mm) of precipitation.

Snowfall

In Saint Charles, snow does not fall in July and August.

Daylight

In July, the average length of the day is 14h and 53min.
On the first day of the month, sunrise is at 5:53 am and sunset at 9:05 pm. On the last day of July, sunrise is at 6:18 am and sunset at 8:45 pm MDT.

Sunshine

July and August, with an average of 11.8h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index, 5 in July, converts into the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest?

With an average high-temperature of 79.2°F (26.2°C) and an average low-temperature of 49.6°F (9.8°C), July is the warmest month.

What is the usual temperature for Saint Charles in July?

An average high-temperature, in July, in Saint Charles, is 79.2°F (26.2°C) and the average low-temperature is 49.6°F (9.8°C).

What is the average humidity in July?

In July, the average relative humidity is 44%.

What is the driest month?

The month with the least rainfall is July, when the rain falls for 8.5 days and typically collects 0.91" (23mm) of precipitation.

How much does it rain in July?

In Saint Charles, in July, during 8.5 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

When it does not snow?

In Saint Charles, snow does not fall in July and August.

Does it snow in Saint Charles in July?

In July, it doesn't snow. June is the latest month when it typically snows.

What is the average length of the day in July?

In July, the average day length is 14h and 53min.

When are sunrise and sunset in July?

On the first day of July, sunrise is at 5:53 am and sunset at 9:05 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 8:45 pm MDT.

What are the months with the most sunshine?

July and August, with an average of 11.8h of sunshine, are months with the most sunshine.

How many hours of sunshine does Saint Charles have in July?

In Saint Charles, the average sunshine duration in July is 11.8h.

When is the highest UV index in Saint Charles?

The months with the highest UV index are June and July, with an average maximum UV index of 5.

What is the UV index intensity in July?

The average daily maximum UV index in July is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Saint Charles, ID

Average temperature in July - Saint Charles, ID
  • Average high temperature in July: 79.2°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (25.5°F).

  • Average low temperature in July: 49.6°F

The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).

Average pressure in July
Saint Charles, ID

Average pressure in July - Saint Charles, ID
  • Average pressure in July: 29.94"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in July
Saint Charles, ID

Average wind speed in July - Saint Charles, ID
  • Average wind speed in July: 5.4mph

The windiest month (with the highest average wind speed) is June (6mph).
The calmest month (with the lowest average wind speed) is January (4.3mph).

Average humidity in July
Saint Charles, ID

Average humidity in July - Saint Charles, ID
  • Average humidity in July: 44%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (42%).

Average rainfall in July
Saint Charles, ID

Average rainfall in July - Saint Charles, ID
  • Average rainfall in July: 0.91"

The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is July (0.91").

Average rainfall days in July
Saint Charles, ID

Average rainfall days in July - Saint Charles, ID
  • Average rainfall days in July: 8.5 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in July
Saint Charles, ID

Average snowfall in July - Saint Charles, ID
  • Average snowfall in July: 0"

The month with the highest snowfall is March (12.17").
The months with the least snowfall are July and August (0").

Average snowfall days in July
Saint Charles, ID

Average snowfall days in July - Saint Charles, ID
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (20 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in July /
Average sunshine in July
Saint Charles, ID

Average daylight in July / Average sunshine in July - Saint Charles, ID
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in July: 11h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in July
Saint Charles, ID

Average sunshine days in July - Saint Charles, ID
  • Average sunshine days in July: 18.4 days

The month with the most sunshine days is July (18.4 days).
The month with the least sunshine days is February (8.6 days).

Average UV index in July
Saint Charles, ID

Average UV index in July - Saint Charles, ID
  • Average UV index in July: 5

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in July
Saint Charles, ID

Average cloud cover in July - Saint Charles, ID
  • Average cloud cover in July: 13

The month with the most cloud cover is February (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 13).

Average visibility in July
Saint Charles, ID

Average visibility in July - Saint Charles, ID
  • Average visibility in July: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).

Saint Charles, Idaho, USA

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