August weather forecastNew River, AZ
August
Weather in August
The last month of the summer, August, is another torrid month in New River, Arizona, with an average temperature fluctuating between 80.2°F (26.8°C) and 98.1°F (36.7°C).Temperature
The arrival of August sees a recorded average high-temperature of a still torrid 98.1°F (36.7°C), showing little divergence from the previous month's conditions. In New River, an average nighttime temperature of 80.2°F (26.8°C) is expected during August.Humidity
In August, the average relative humidity in New River is 32%.Rainfall
In August, in New River, the rain falls for 11.1 days. Throughout August, 1.42" (36mm) of precipitation is accumulated. In New River, during the entire year, the rain falls for 65.9 days and collects up to 9.96" (253mm) of precipitation.Snowfall
January through August, October through December are months without snowfall.Daylight
The average length of the day in August in New River is 13h and 23min.On the first day of August, sunrise is at 5:40 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 6:55 pm MST.
Sunshine
In August, the average sunshine is 12h.UV index
June through August, with an average maximum UV index of 8, are months with the highest UV index. A UV Index estimate of 8 to 10 represents a very high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 8 in August converts into the following recommendations:
Always use protective measures; unprotected skin might suffer damage in a short span. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
New River, AZ
- Average high temperature in August: 98.1°F
The warmest month (with the highest average high temperature) is July (99.1°F).
The month with the lowest average high temperature is December (59.9°F).
- Average low temperature in August: 80.2°F
The month with the highest average low temperature is August (80.2°F).
The coldest months (with the lowest average low temperature) are January and December (44.1°F).
Average pressure in August
New River, AZ
- Average pressure in August: 29.88"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).
Average wind speed in August
New River, AZ
- Average wind speed in August: 5.4mph
The windiest months (with the highest average wind speed) are April and May (6.7mph).
The calmest month (with the lowest average wind speed) is December (5mph).
Average humidity in August
New River, AZ
- Average humidity in August: 32%
The month with the highest relative humidity is December (45%).
The month with the lowest relative humidity is June (17%).
Average rainfall in August
New River, AZ
- Average rainfall in August: 1.42"
The wettest month (with the highest rainfall) is July (1.69").
The driest month (with the least rainfall) is June (0.12").
Average rainfall days in August
New River, AZ
- Average rainfall days in August: 11.1 days
The month with the highest number of rainy days is July (12.3 days).
The month with the least rainy days is June (1.9 days).
Average snowfall in August
New River, AZ
- Average snowfall in August: 0"
The month with the highest snowfall is September (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, October, November and December (0").
Average snowfall days in August
New River, AZ
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).
Average daylight in August /
Average sunshine in August
New River, AZ
- Average daylight in August: 13h and 24min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in August: 12h and 0min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days in August
New River, AZ
- Average sunshine days in August: 15.4 days
The month with the most sunshine days is May (28 days).
The month with the least sunshine days is July (14.8 days).
Average UV index in August
New River, AZ
- Average UV index in August: 8
The months with the highest UV index are June, July and August (UV index 8).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in August
New River, AZ
- Average cloud cover in August: 12
The month with the most cloud cover is December (Cloud cover 22).
The month with the least cloud cover is June (Cloud cover 6).
Average visibility in August
New River, AZ
- Average visibility in August: 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).





