July weather forecast
Fort Smith, MT

Share

Weather in July

July in Fort Smith, Montana, is a moderately hot summer month, with an average temperature varying between 83.1°F (28.4°C) and 58.6°F (14.8°C).

Temperature

July, on average, is the warmest month, registering a high temperature of 83.1°F (28.4°C) and a low of 58.6°F (14.8°C).

Heat index

Throughout July, the heat index is estimated at 82.4°F (28°C). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.
When referencing the heat index, its values are suitable for shady environments and light breezes. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a composite of temperature and humidity figures to convey how warm it feels. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

The average relative humidity in July is 43%.

Rainfall

In July, the rain falls for 10.8 days. Throughout July, 0.91" (23mm) of precipitation is accumulated. In Fort Smith, during the entire year, the rain falls for 128.8 days and collects up to 12.64" (321mm) of precipitation.

Snowfall

In Fort Smith, snow does not fall in June through August.

Daylight

In Fort Smith, the average length of the day in July is 15h and 14min.
On the first day of the month, sunrise is at 5:28 am and sunset at 9:03 pm. On the last day of July, sunrise is at 5:56 am and sunset at 8:40 pm MDT.

Sunshine

The month with the most sunshine in Fort Smith is July, with an average of 11.9h of sunshine.

UV index

The months with the highest UV index in Fort Smith, Montana, are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 6 during July translates into the following guidance:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year in Fort Smith?

July is the month that records the highest temperatures, with averages ranging from a high of 83.1°F (28.4°C) to a low of 58.6°F (14.8°C).

How hot does it get in Fort Smith in July?

The high-temperature in Fort Smith, Montana, during July is 83.1°F (28.4°C) and the low-temperature is 58.6°F (14.8°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is estimated at 82.4°F (28°C).

What is the average humidity in July in Fort Smith?

In Fort Smith, Montana, the average relative humidity in July is 43%.

How much does it rain in Fort Smith in July?

In Fort Smith, in July, during 10.8 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

When it does not snow in Fort Smith?

In Fort Smith, Montana, snow does not fall in June through August.

How many hours of daylight does Fort Smith have in July?

In July, the average day length is 15h and 14min.

When are sunrise and sunset in July in Fort Smith?

On the first day of July in Fort Smith, Montana, sunrise is at 5:28 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:40 pm MDT.

What month has the most sunshine in Fort Smith?

With an average of 11.9h of sunshine, July has the most sunshine of the year in Fort Smith, Montana.

How many hours of sunshine does Fort Smith have in July?

In July, the average sunshine duration in Fort Smith, Montana, is 11.9h.

What are the months with the highest UV index in Fort Smith?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Fort Smith.

How high is the UV index in July in Fort Smith?

In Fort Smith, Montana, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's 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
Fort Smith, MT

Average temperature in July - Fort Smith, MT
  • Average high temperature in July: 83.1°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is December (29.7°F).

  • Average low temperature in July: 58.6°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is February (16.5°F).

Average pressure in July
Fort Smith, MT

Average pressure in July - Fort Smith, MT
  • Average pressure in July: 29.91"Hg

The months with the highest atmospheric pressure are January and December (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in July
Fort Smith, MT

Average wind speed in July - Fort Smith, MT
  • Average wind speed in July: 6.3mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

Average humidity in July
Fort Smith, MT

Average humidity in July - Fort Smith, MT
  • Average humidity in July: 43%

The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (41%).

Average rainfall in July
Fort Smith, MT

Average rainfall in July - Fort Smith, MT
  • Average rainfall in July: 0.91"

The wettest month (with the highest rainfall) is May (2.01").
The driest month (with the least rainfall) is December (0.59").

Average rainfall days in July
Fort Smith, MT

Average rainfall days in July - Fort Smith, MT
  • Average rainfall days in July: 10.8 days

The month with the highest number of rainy days is May (18 days).
The months with the least rainy days are January and December (6.3 days).

Average snowfall in July
Fort Smith, MT

Average snowfall in July - Fort Smith, MT
  • Average snowfall in July: 0"

The month with the highest snowfall is February (6.85").
The months with the least snowfall are June, July and August (0").

Average snowfall days in July
Fort Smith, MT

Average snowfall days in July - Fort Smith, MT
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (14.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in July /
Average sunshine in July
Fort Smith, MT

Average daylight in July / Average sunshine in July - Fort Smith, MT
  • Average daylight in July: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in July: 11h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 42min).

Average sunshine days in July
Fort Smith, MT

Average sunshine days in July - Fort Smith, MT
  • Average sunshine days in July: 11.8 days

The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is May (8.7 days).

Average UV index in July
Fort Smith, MT

Average UV index in July - Fort Smith, MT
  • Average UV index in July: 6

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in July
Fort Smith, MT

Average cloud cover in July - Fort Smith, MT
  • Average cloud cover in July: 14

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 14).

Average visibility in July
Fort Smith, MT

Average visibility in July - Fort Smith, MT
  • Average visibility in July: 6mi

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

Fort Smith, Montana, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location