July weather forecastHartwick, IA
July
Weather in July
July, the same as June, is another warm summer month in Hartwick, Iowa, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 64.8°F (18.2°C).Temperature
Hartwick registers the highest average temperatures during the month of July, with peaks of 81.1°F (27.3°C) and lows of 64.8°F (18.2°C).Heat index
The heat index value for July is evaluated at a hot 87.8°F (31°C). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.Be aware that heat index ratings are designed for shaded locations and minor breezes. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
January, February and July, with an average relative humidity of 84%, are the most humid months in Hartwick.Rainfall
In July, in Hartwick, the rain falls for 15.3 days. Throughout July, 2.72" (69mm) of precipitation is accumulated. Throughout the year, there are 135.6 rainfall days, and 27.48" (698mm) of precipitation is accumulated.Snowfall
In Hartwick, snow does not fall in June through September.Daylight
The average length of the day in July in Hartwick is 14h and 52min.On the first day of July in Hartwick, sunrise is at 5:38 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:28 pm CDT.
Sunshine
July has the most sunshine of the year in Hartwick, with an average of 10.1h of sunshine.UV index
The months with the highest UV index in Hartwick 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 exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 6 during July translates into the following directions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Hartwick, 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 (27°F).
- Average low temperature in July: 64.8°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).
Average pressure in July
Hartwick, 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 (29.89"Hg).
Average wind speed in July
Hartwick, IA
- Average wind speed in July: 7.1mph
The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in July
Hartwick, IA
- Average humidity in July: 84%
The months with the highest relative humidity are January, February and July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in July
Hartwick, IA
- Average rainfall in July: 2.72"
The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is January (1.02").
Average rainfall days in July
Hartwick, IA
- Average rainfall days in July: 15.3 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in July
Hartwick, IA
- Average snowfall in July: 0"
The month with the highest snowfall is January (4.49").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Hartwick, IA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Hartwick, 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: 4h and 0min).
Average sunshine days in July
Hartwick, IA
- Average sunshine days in July: 12.8 days
The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in July
Hartwick, IA
- Average UV index in July: 6
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in July
Hartwick, IA
- Average cloud cover in July: 32
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility in July
Hartwick, 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).





