July weather forecastClinton, IA
July
Weather in July
July brings the pinnacle of the summer season in Clinton, Iowa. Temperatures peak, with the month's highest temperature recorded at an average of 80.2°F (26.8°C). With the mercury soaring high, residents often seek respite in Clinton's water bodies. July portrays a vivid picture of a typical Midwestern summer — long, languid days filled with sunshine, interspersed with occasional summer rain showers.Temperature
Clinton experiences its highest temperatures in July, with an average peak of 80.2°F (26.8°C) and a low of 63.9°F (17.7°C).Humidity
The average relative humidity in July is 84%.Rainfall
In July, the rain falls for 13.9 days. Throughout July, 2.05" (52mm) of precipitation is accumulated. Throughout the year, there are 126.2 rainfall days, and 19.37" (492mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
In Clinton, the average length of the day in July is 14h and 52min.On the first day of the month, sunrise is at 5:29 am and sunset at 8:39 pm. On the last day of July, sunrise is at 5:54 am and sunset at 8:19 pm CDT.
Sunshine
With an average of 9.9h of sunshine, July has the most sunshine of the year.UV index
With an average maximum UV index of 6, July is the month with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 6 during July translates into the following guidance:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Clinton, IA
- Average high temperature in July: 80.2°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (26.8°F).
- Average low temperature in July: 63.9°F
The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).
Average pressure in July
Clinton, IA
- Average pressure in July: 29.96"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in July
Clinton, IA
- Average wind speed in July: 6.6mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in July
Clinton, IA
- Average humidity in July: 84%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (73%).
Average rainfall in July
Clinton, IA
- Average rainfall in July: 2.05"
The wettest month (with the highest rainfall) is May (3.19").
The driest months (with the least rainfall) are January and February (0.79").
Average rainfall days in July
Clinton, IA
- Average rainfall days in July: 13.9 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (4.3 days).
Average snowfall in July
Clinton, IA
- Average snowfall in July: 0"
The month with the highest snowfall is January (2.8").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in July
Clinton, IA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Clinton, IA
- Average daylight in July: 14h and 54min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in July: 9h and 54min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in July
Clinton, IA
- Average sunshine days in July: 13.6 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in July
Clinton, IA
- Average UV index in July: 6
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in July
Clinton, IA
- Average cloud cover in July: 33
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in July
Clinton, IA
- Average visibility in July: 5mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).





