July weather forecastStory City, IA
July
Weather in July
July, the same as June, is another warm summer month in Story City, Iowa, with an average temperature varying between 81.1°F (27.3°C) and 64.2°F (17.9°C).Temperature
With average high temperatures of 81.1°F (27.3°C) and lows of 64.2°F (17.9°C), July is the warmest month.Heat index
In July, the heat index is appraised at a tropical 87.8°F (31°C). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Humidity
In Story City, the average relative humidity in July is 83%.Rainfall
In Story City, in July, during 17.4 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. In Story City, Iowa, during the entire year, the rain falls for 143.3 days and collects up to 29.25" (743mm) of precipitation.Snowfall
In Story City, snow does not fall in June through September.Daylight
In July, the average length of the day is 14h and 54min.On the first day of July, sunrise is at 5:42 am and sunset at 8:54 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:34 pm CDT.
Sunshine
July has the most sunshine of the year in Story City, with an average of 10.1h of sunshine.UV index
June and July, with an average maximum UV index of 6, are months with the highest UV index in Story City. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 6 in July translates into this advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Story City, IA
- Average high temperature in July: 81.1°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (25.5°F).
- Average low temperature in July: 64.2°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).
Average pressure in July
Story City, IA
- Average pressure in July: 29.96"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in July
Story City, IA
- Average wind speed in July: 7.1mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in July
Story City, IA
- Average humidity in July: 83%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (70%).
Average rainfall in July
Story City, IA
- Average rainfall in July: 2.6"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in July
Story City, IA
- Average rainfall days in July: 17.4 days
The months with the highest number of rainy days are May and June (19.2 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in July
Story City, IA
- Average snowfall in July: 0"
The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Story City, IA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Story City, 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: 10h and 6min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in July
Story City, IA
- Average sunshine days in July: 10.3 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (8.5 days).
Average UV index in July
Story City, IA
- 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, October, November and December (UV index 2).
Average cloud cover in July
Story City, IA
- Average cloud cover in July: 32
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility in July
Story City, IA
- Average visibility in July: 5mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).





