July weather forecast
Hull, IA

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Weather in July

July, the same as June, is a moderately hot summer month in Hull, Iowa, with an average temperature varying between 63.3°F (17.4°C) and 81.5°F (27.5°C).

Temperature

July is the warmest month, with the temperature often reaching an average high of 81.5°F (27.5°C) and an average low of 63.3°F (17.4°C).

Heat index

In July, the average heat index is calculated to be a hot 87.8°F (31°C). Exhaustion becomes probable with enduring exposure and activity, potentially causing heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.

Humidity

The average relative humidity in July is 78%.

Rainfall

In July, the rain falls for 12.8 days. Throughout July, 1.85" (47mm) of precipitation is accumulated. In Hull, during the entire year, the rain falls for 117.7 days and collects up to 21.42" (544mm) of precipitation.

Snowfall

In Hull, snow does not fall in June through September.

Daylight

In Hull, the average length of the day in July is 15h and 0min.
On the first day of the month, sunrise is at 5:48 am and sunset at 9:08 pm. On the last day of July, in Hull, sunrise is at 6:14 am and sunset at 8:47 pm CDT.

Sunshine

With an average of 10.6h of sunshine, July has the most sunshine of the year in Hull, Iowa.

UV index

The months with the highest UV index in Hull are June and July, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: During July, 6 as the daily maximum UV index converts into the following advice:
Deter overexposure. Protecting against the sun's effects is essential. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

What time of the year is the hottest in Hull?

July brings the highest temperatures in Hull, with an average high of 81.5°F (27.5°C) and an average low of 63.3°F (17.4°C).

What are July temperatures in Hull?

The average high-temperature and low-temperature in Hull, Iowa, during July are 81.5°F (27.5°C) and 63.3°F (17.4°C) respectively. In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is calculated to be 87.8°F (31°C).

What is the average humidity in July in Hull?

The average relative humidity in July is 78%.

How much does it rain in Hull in July?

In July, in Hull, the rain falls for 12.8 days. Throughout July, 1.85" (47mm) of precipitation is accumulated.

When it does not snow in Hull?

June through September are months without snowfall in Hull, Iowa.

What is the average length of the day in July in Hull?

In Hull, the average day length in July is 15h and 0min.

When is the sunrise / sunset in July in Hull?

In July, on the first day of the month, sunrise is at 5:48 am and sunset at 9:08 pm. On the last day of the month, in Hull, sunrise is at 6:14 am and sunset at 8:47 pm CDT.

What month has the most sunshine in Hull?

With an average of 10.6h of sunshine, July has the most sunshine of the year in Hull, Iowa.

How long on average sun shines in July in Hull?

The average sunshine duration in July in Hull, Iowa, is 10.6h.

When is the highest UV index in Hull?

June and July, with an average maximum UV index of 6, are months with the highest UV index in Hull.

What is the UV index reading in July in Hull?

In July, the average daily maximum UV index in Hull, Iowa, is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Hull, IA

Average temperature in July - Hull, IA
  • Average high temperature in July: 81.5°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in July: 63.3°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).

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Average pressure in July
Hull, IA

Average pressure in July - Hull, IA
  • Average pressure in July: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in July
Hull, IA

Average wind speed in July - Hull, IA
  • Average wind speed in July: 7.8mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

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Average humidity in July
Hull, IA

Average humidity in July - Hull, IA
  • Average humidity in July: 78%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in July
Hull, IA

Average rainfall in July - Hull, IA
  • Average rainfall in July: 1.85"

The wettest month (with the highest rainfall) is June (3.35").
The driest months (with the least rainfall) are January and February (0.67").

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Average rainfall days in July
Hull, IA

Average rainfall days in July - Hull, IA
  • Average rainfall days in July: 12.8 days

The month with the highest number of rainy days is June (16.4 days).
The month with the least rainy days is February (3 days).

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Average snowfall in July
Hull, IA

Average snowfall in July - Hull, IA
  • Average snowfall in July: 0"

The month with the highest snowfall is February (3.15").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Hull, IA

Average snowfall days in July - Hull, IA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Hull, IA

Average daylight in July / Average sunshine in July - Hull, IA
  • Average daylight in July: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in July: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in July
Hull, IA

Average sunshine days in July - Hull, IA
  • Average sunshine days in July: 15.7 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in July
Hull, IA

Average UV index in July - Hull, 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).

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Average cloud cover in July
Hull, IA

Average cloud cover in July - Hull, IA
  • Average cloud cover in July: 27

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in July
Hull, IA

Average visibility in July - Hull, IA
  • Average visibility in July: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Hull, Iowa, USA

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