Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
Dayton notes the warmest temperatures in July, with a high average of 83.8°F (28.8°C) and a low of 61.9°F (16.6°C).Heat index
For most parts of July, the heat index is calculated to be a tropical 91.4°F (33°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Humidity
The months with the lowest humidity are January and July, with an average relative humidity of 74%.Rainfall
In Dayton, in July, during 18 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. In Dayton, during the entire year, the rain falls for 167.3 days and collects up to 30.35" (771mm) of precipitation.Snowfall
In Dayton, snow does not fall in June through September.Daylight
In Dayton, the average length of the day in July is 14h and 32min.On the first day of the month, sunrise is at 5:55 am and sunset at 8:43 pm. On the last day of July, sunrise is at 6:17 am and sunset at 8:26 pm EDT.
Sunshine
With an average of 10.5h of sunshine, July has the most sunshine of the year.UV index
The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 6 during July translates into the following directions:
Fend off overexposure. Sun protection is vital. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the hottest time of year?
Is it hot during July?
What is the least humid month?
What is the average humidity in July?
How much does it rain in July?
When it does not snow?
How many hours of daylight does Dayton have in July?
When is the sunrise / sunset in July?
What month has the most sunshine?
How many hours of sunshine does Dayton have in July?
When is the highest UV index?
How high is the UV index in July?
Average temperature in July
Dayton, VA
- Average high temperature in July: 83.8°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in July: 61.9°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in July
Dayton, VA
- Average pressure in July: 29.99"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in July
Dayton, VA
- Average wind speed in July: 4.4mph
The windiest months (with the highest average wind speed) are February and April (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in July
Dayton, VA
- Average humidity in July: 74%
The months with the highest relative humidity are May, September and October (78%).
The months with the lowest relative humidity are January and July (74%).
Average rainfall in July
Dayton, VA
- Average rainfall in July: 2.91"
The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in July
Dayton, VA
- Average rainfall days in July: 18 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is November (9 days).
Average snowfall in July
Dayton, VA
- Average snowfall in July: 0"
The month with the highest snowfall is March (4.45").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Dayton, VA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Dayton, VA
- Average daylight in July: 14h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in July: 10h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in July
Dayton, VA
- Average sunshine days in July: 10.9 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in July
Dayton, VA
- Average UV index in July: 6
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in July
Dayton, VA
- Average cloud cover in July: 32
The month with the most cloud cover is March (Cloud cover 46).
The months with the least cloud cover are June and July (Cloud cover 32).
Average visibility in July
Dayton, VA
- Average visibility in July: 6mi
The months with the highest visibility are February, April, June, July and November (6mi).
The months with the lowest visibility are January, March, May, August, September, October and December (5mi).
Dayton, Virginia, USA
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