July weather forecastMontvale, VA
July
Weather in July
July is a tropical summer month in Montvale, Virginia, with an average temperature ranging between max 86.9°F (30.5°C) and min 63.3°F (17.4°C).Temperature
Montvale's temperatures tend to reach their peak averages in July, with a high of 86.9°F (30.5°C) and a low of 63.3°F (17.4°C).Heat index
For most parts of July, the heat index is calculated to be a torrid 98.6°F (37°C). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. As body temperatures escalate without effective heat release, one might face dehydration threats.
Humidity
July is the least humid month in Montvale, with an average relative humidity of 72%.Rainfall
In Montvale, in July, it is raining for 14 days, with typically 1.14" (29mm) of accumulated precipitation. In Montvale, during the entire year, the rain falls for 134.1 days and collects up to 14.76" (375mm) of precipitation.Snowfall
In Montvale, snow does not fall in May through October.Daylight
In Montvale, Virginia, the average length of the day in July is 14h and 26min.On the first day of July in Montvale, sunrise is at 6:02 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:27 pm EDT.
Sunshine
July has the most sunshine of the year in Montvale, with an average of 10.6h of sunshine.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum UV index of 6 in July translates into the following recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Montvale, VA
- Average high temperature in July: 86.9°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (41.2°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 (26.2°F).
Average pressure in July
Montvale, VA
- Average pressure in July: 30.01"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in July
Montvale, VA
- Average wind speed in July: 4.1mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in July
Montvale, VA
- Average humidity in July: 72%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is July (72%).
Average rainfall in July
Montvale, VA
- Average rainfall in July: 1.14"
The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is September (0.87").
Average rainfall days in July
Montvale, VA
- Average rainfall days in July: 14 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is November (6.9 days).
Average snowfall in July
Montvale, VA
- Average snowfall in July: 0"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in July
Montvale, VA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Montvale, VA
- Average daylight in July: 14h and 24min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in July: 10h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in July
Montvale, VA
- Average sunshine days in July: 13.8 days
The month with the most sunshine days is November (22.4 days).
The month with the least sunshine days is May (12.9 days).
Average UV index in July
Montvale, VA
- Average UV index in July: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in July
Montvale, VA
- Average cloud cover in July: 30
The month with the most cloud cover is February (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 30).
Average visibility in July
Montvale, VA
- Average visibility in July: 6mi
The months with the highest visibility are June, July and November (6mi).
The months with the lowest visibility are January, February, March, April, May, August, September, October and December (5mi).
