August weather forecastGallagher, WV
August
Weather in August
The last month of the summer, August, is also a moderately hot month in Gallagher, West Virginia, with an average temperature ranging between min 59.4°F (15.2°C) and max 82.8°F (28.2°C).Temperature
Gallagher, West Virginia, experiences a subtle adjustment in high-temperatures to a still warm 82.8°F (28.2°C) with the onset of August, maintaining near parity with July's 83.8°F (28.8°C). August's nights exhibit a sharp contrast from day highs, with an average temperature of 59.4°F (15.2°C).Heat index
The heat index value for August is estimated at a tropical 89.6°F (32°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.Given the heat index, its values are aligned with shaded sites and gentle winds. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
Humidity
The months with the lowest humidity are June through August and November, with an average relative humidity of 77%.Rainfall
In Gallagher, in August, during 16.6 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. In Gallagher, during the entire year, the rain falls for 193.3 days and collects up to 35.98" (914mm) of precipitation.Snowfall
In Gallagher, snow does not fall in June through September.Daylight
The average length of the day in August is 13h and 36min.On the first day of the month, sunrise is at 6:28 am and sunset at 8:34 pm. On the last day of August, sunrise is at 6:55 am and sunset at 7:56 pm EDT.
Sunshine
With an average of 10.1h of sunshine, August has the most sunshine of the year.UV index
June 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 health hazard from exposure to the Sun's UV rays for average individuals.Note: A maximum UV index of 6 in August translates into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. 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. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Gallagher, WV
- Average high temperature in August: 82.8°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 (37.9°F).
- Average low temperature in August: 59.4°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in August
Gallagher, WV
- Average pressure in August: 30.02"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 August
Gallagher, WV
- Average wind speed in August: 4.1mph
The windiest month (with the highest average wind speed) is February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in August
Gallagher, WV
- Average humidity in August: 77%
The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are June, July, August and November (77%).
Average rainfall in August
Gallagher, WV
- Average rainfall in August: 2.36"
The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in August
Gallagher, WV
- Average rainfall days in August: 16.6 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is November (12.1 days).
Average snowfall in August
Gallagher, WV
- Average snowfall in August: 0"
The month with the highest snowfall is January (5.75").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Gallagher, WV
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Gallagher, WV
- Average daylight in August: 13h and 36min
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 36min).
- Average sunshine in August: 10h and 6min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in August
Gallagher, WV
- Average sunshine days in August: 12.5 days
The month with the most sunshine days is November (15.6 days).
The month with the least sunshine days is February (7.6 days).
Average UV index in August
Gallagher, WV
- Average UV index in August: 6
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in August
Gallagher, WV
- Average cloud cover in August: 34
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in August
Gallagher, WV
- Average visibility in August: 5mi
The months with the highest visibility are April and November (6mi).
The month with the lowest visibility is January (4mi).





