July weather forecastBoyd, MT

July

Weather in July

July in Boyd, Montana, is a warm summer month, with an average temperature fluctuating between 57.2°F (14°C) and 82.9°F (28.3°C).

Temperature

With average high temperatures of 82.9°F (28.3°C) and lows of 57.2°F (14°C), July is the warmest month.

Heat index

During July, the heat index is calculated to be 82.4°F (28°C). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.

Humidity

In July, the average relative humidity is 44%.

Rainfall

In July, in Boyd, the rain falls for 9.4 days. Throughout July, 0.83" (21mm) of precipitation is accumulated. In Boyd, during the entire year, the rain falls for 108.1 days and collects up to 12.83" (326mm) of precipitation.

Snowfall

July and August are months without snowfall.

Daylight

In July, the average length of the day in Boyd is 15h and 16min.
On the first day of the month, sunrise is at 5:32 am and sunset at 9:08 pm. On the last day of July, in Boyd, sunrise is at 6:00 am and sunset at 8:45 pm MDT.

Sunshine

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

UV index

The month with the highest UV index in Boyd, Montana, is July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 6 in July translates into this advice:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

July, with an average high of 82.9°F (28.3°C) and a low of 57.2°F (14°C), signifies the warmest month of the year in Boyd, Montana.

The high-temperature in Boyd during July is 82.9°F (28.3°C) and the low-temperature is 57.2°F (14°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 82.4°F (28°C).

In July, the average relative humidity in Boyd, Montana, is 44%.

In Boyd, during July, the rain falls for 9.4 days and regularly aggregates up to 0.83" (21mm) of precipitation.

July and August are months without snowfall in Boyd.

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

The average day length in July in Boyd is 15h and 16min.

In July, on the first day of the month, sunrise is at 5:32 am and sunset at 9:08 pm. On the last day of the month, in Boyd, Montana, sunrise is at 6:00 am and sunset at 8:45 pm MDT.

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

In July, the average sunshine duration is 11.9h.

July is the month with the highest UV index in Boyd, Montana, with an average maximum UV index of 6.

In July, the average daily maximum UV index in Boyd, Montana, is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Boyd, MT

  • Average high temperature in July: 82.9°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (30.7°F).

  • Average low temperature in July: 57.2°F

The months with the highest average low temperature are July and August (57.2°F).
The coldest month (with the lowest average low temperature) is February (16.7°F).

Average pressure in July
Boyd, MT

  • Average pressure in July: 29.93"Hg

The months with the highest atmospheric pressure are January and December (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in July
Boyd, MT

  • Average wind speed in July: 6.1mph

The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in July
Boyd, MT

  • Average humidity in July: 44%

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (41%).

Average rainfall in July
Boyd, MT

  • Average rainfall in July: 0.83"

The wettest month (with the highest rainfall) is May (2.09").
The driest month (with the least rainfall) is January (0.51").

Average rainfall days in July
Boyd, MT

  • Average rainfall days in July: 9.4 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (4 days).

Average snowfall in July
Boyd, MT

  • Average snowfall in July: 0"

The month with the highest snowfall is February (6.81").
The months with the least snowfall are July and August (0").

Average snowfall days in July
Boyd, MT

  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (10.8 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in July /
Average sunshine in July
Boyd, MT

  • Average daylight in July: 15h and 18min

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 54min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 12min).

Average sunshine days in July
Boyd, MT

  • Average sunshine days in July: 12.4 days

The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is May (10.5 days).

Average UV index in July
Boyd, MT

  • Average UV index in July: 6

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in July
Boyd, MT

  • Average cloud cover in July: 15

The month with the most cloud cover is February (Cloud cover 38).
The months with the least cloud cover are July and August (Cloud cover 15).

Average visibility in July
Boyd, 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).