July weather forecastIsmay, MT

July

Weather in July

July, like June, in Ismay, Montana, is a moderately hot summer month, with an average temperature fluctuating between 63.3°F (17.4°C) and 84°F (28.9°C).

Temperature

July is the month when Ismay's temperatures reach their peak, with averages of 84°F (28.9°C) and lows of 63.3°F (17.4°C).

Heat index

During July, the heat index is evaluated at 84.2°F (29°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

The average relative humidity in July is 48%.

Rainfall

In Ismay, in July, it is raining for 13 days, with typically 2.24" (57mm) of accumulated precipitation. In Ismay, during the entire year, the rain falls for 109 days and collects up to 15.12" (384mm) of precipitation.

Snowfall

June through August are months without snowfall.

Daylight

The average length of the day in July is 15h and 23min.
On the first day of July in Ismay, sunrise is at 5:10 am and sunset at 8:55 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:31 pm MDT.

Sunshine

July and August, with an average of 11.6h of sunshine, are months with the most sunshine.

UV index

The month with the highest UV index is July, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 7 during July translates into the following directions:
Prevent overexposure. Protection from the sun's harmful effects is needed. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The warmest month is July, with an average high-temperature of 84°F (28.9°C) and an average low-temperature of 63.3°F (17.4°C).

During July, Ismay experiences an average high-temperature of 84°F (28.9°C) and a low-temperature of 63.3°F (17.4°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in July is evaluated at 84.2°F (29°C).

The average relative humidity in July in Ismay, Montana, is 48%.

In Ismay, Montana, in July, during 13 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

In Ismay, snow does not fall in June through August.

The average day length in July in Ismay is 15h and 23min.

In July, on the first day of the month, sunrise is at 5:10 am and sunset at 8:55 pm. On the last day of the month, in Ismay, sunrise is at 5:39 am and sunset at 8:31 pm MDT.

The months with the most sunshine in Ismay, Montana, are July and August, with an average of 11.6h of sunshine.

In July, the average sunshine duration is 11.6h.

With an average maximum UV index of 7, July is the month with the highest UV index in Ismay.

In Ismay, the average daily maximum UV index in July is 7. A UV Index reading of 6 to 7 represents a high health threat from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J July A S O N D

Jun

July

Aug

Average high temperature

75.2°F

84°F

81.9°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

11.9mph

10.9mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

15.2

13.5

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

11.9

13.8

Average UV index

Average cloud cover

24%

18%

Average visibility

6mi

Average temperature in July
Ismay, MT

Average high temperature in July: 84°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (26.1°F).

Average low temperature in July: 63.3°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

Average pressure in July
Ismay, MT

Average pressure in July: 29.88"Hg

The months with the highest atmospheric pressure are January and February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in July
Ismay, MT

Average wind speed in July: 10.1mph

The windiest months (with the highest average wind speed) are April and October (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (10.1mph).

Average humidity in July
Ismay, MT

Average humidity in July: 48%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (46%).

Average rainfall in July
Ismay, MT

Average rainfall in July: 2.24"

The wettest month (with the highest rainfall) is May (2.6").
The driest months (with the least rainfall) are January and December (0.55").

Average rainfall days in July
Ismay, MT

Average rainfall days in July: 13 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (3.1 days).

Average snowfall in July
Ismay, MT

Average snowfall in July: 0"

The month with the highest snowfall is February (3.86").
The months with the least snowfall are June, July and August (0").

Average snowfall days in July
Ismay, MT

Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (12 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in July: 15h and 24min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).

Average sunshine in July: 11h and 36min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days in July
Ismay, MT

Average sunshine days in July: 13.8 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.9 days).

Average UV index in July
Ismay, MT

Average UV index in July: 7

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in July
Ismay, MT

Average cloud cover in July: 18

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 18).

Average visibility in July
Ismay, 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).