July weather forecast
Herndon, KS

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Weather in July

July, like June, is another hot summer month in Herndon, Kansas, with an average temperature ranging between max 91.9°F (33.3°C) and min 69.4°F (20.8°C).

Temperature

Herndon, Kansas, experiences its highest temperatures in July, with an average peak of 91.9°F (33.3°C) and a low of 69.4°F (20.8°C).

Heat index

The heat index value during July is calculated to be a very hot 100.4°F (38°C). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', offers an insight into how hot it feels when we factor in moisture content. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

July is the least humid month, with an average relative humidity of 52%.

Rainfall

In July, the rain falls for 12.3 days. Throughout July, 1.81" (46mm) of precipitation is accumulated. In Herndon, Kansas, during the entire year, the rain falls for 105.3 days and collects up to 15.79" (401mm) of precipitation.

Snowfall

June through September are months without snowfall in Herndon.

Daylight

In Herndon, the average length of the day in July is 14h and 40min.
On the first day of July, sunrise is at 6:18 am and sunset at 9:15 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 8:57 pm CDT.

Sunshine

The month with the most sunshine in Herndon is July, with an average of 11.4h of sunshine.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 7. 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: A maximum high daily UV index of 7 during July translates into the following directions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. 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. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What part of the year is the hottest in Herndon?

July, having an average high-temperature of 91.9°F (33.3°C) and an average low-temperature of 69.4°F (20.8°C), is the warmest month in Herndon, Kansas.

How hot is it in Herndon in July?

The average high-temperature and low-temperature during July are 91.9°F (33.3°C) and 69.4°F (20.8°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in July is calculated to be 100.4°F (38°C).

What is the least humid month in Herndon?

July is the least humid month, with an average relative humidity of 52%.

What is the average humidity in July in Herndon?

In July, the average relative humidity is 52%.

How many days does it rain in July in Herndon?

In Herndon, Kansas, during July, the rain falls for 12.3 days and regularly aggregates up to 1.81" (46mm) of precipitation.

When it does not snow in Herndon?

In Herndon, Kansas, snow does not fall in June through September.

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

The average day length in July in Herndon is 14h and 40min.

When are sunrise and sunset in July in Herndon?

On the first day of July, sunrise is at 6:18 am and sunset at 9:15 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 8:57 pm CDT.

What month has the most sunshine in Herndon?

With an average of 11.4h of sunshine, July has the most sunshine of the year in Herndon.

How long on average sun shines in July in Herndon?

In July, the average sunshine duration in Herndon is 11.4h.

What is the month with the highest UV index in Herndon?

June and July, with an average maximum UV index of 7, are months with the highest UV index in Herndon, Kansas.

What is the UV index reading in July in Herndon?

In July, the average daily maximum UV index in Herndon, Kansas, is 7. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
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
Herndon, KS

Average temperature in July - Herndon, KS
  • Average high temperature in July: 91.9°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is December (40.1°F).

  • Average low temperature in July: 69.4°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in July
Herndon, KS

Average pressure in July - Herndon, KS
  • Average pressure in July: 29.9"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).

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Average wind speed in July
Herndon, KS

Average wind speed in July - Herndon, KS
  • Average wind speed in July: 9.9mph

The windiest month (with the highest average wind speed) is April (12.4mph).
The calmest month (with the lowest average wind speed) is August (9.8mph).

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Average humidity in July
Herndon, KS

Average humidity in July - Herndon, KS
  • Average humidity in July: 52%

The month with the highest relative humidity is January (67%).
The month with the lowest relative humidity is July (52%).

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Average rainfall in July
Herndon, KS

Average rainfall in July - Herndon, KS
  • Average rainfall in July: 1.81"

The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in July
Herndon, KS

Average rainfall days in July - Herndon, KS
  • Average rainfall days in July: 12.3 days

The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is February (2.6 days).

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Average snowfall in July
Herndon, KS

Average snowfall in July - Herndon, KS
  • Average snowfall in July: 0"

The month with the highest snowfall is February (2.17").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Herndon, KS

Average snowfall days in July - Herndon, KS
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (6.5 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
Herndon, KS

Average daylight in July / Average sunshine in July - Herndon, KS
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in July: 11h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The months with the least sunshine are January and December (Average sunshine: 6h and 18min).

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Average sunshine days in July
Herndon, KS

Average sunshine days in July - Herndon, KS
  • Average sunshine days in July: 14.2 days

The month with the most sunshine days is November (23.9 days).
The month with the least sunshine days is August (12.9 days).

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Average UV index in July
Herndon, KS

Average UV index in July - Herndon, KS
  • Average UV index in July: 7

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in July
Herndon, KS

Average cloud cover in July - Herndon, KS
  • Average cloud cover in July: 20

The month with the most cloud cover is February (Cloud cover 35).
The months with the least cloud cover are June and July (Cloud cover 20).

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Average visibility in July
Herndon, KS

Average visibility in July - Herndon, KS
  • Average visibility in July: 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).

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Herndon, Kansas, USA

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