July weather forecast
Rock Island, OK

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Weather in July

July, like June, is another tropical summer month in Rock Island, Oklahoma, with an average temperature ranging between min 70.7°F (21.5°C) and max 93.4°F (34.1°C).

Temperature

In Rock Island, Oklahoma, July is identified by the highest average temperatures, reaching a peak of 93.4°F (34.1°C) and a low of 70.7°F (21.5°C).

Heat index

The heat index value during July is calculated to be a life-threatening hot 116.6°F (47°C). Stay watchful: Heat exhaustion along with heat cramps are likely. Ongoing effort may cause heatstroke.
Heat index's context suggests values are appropriate for shady areas and slight breezes. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

The average relative humidity in July is 70%.

Rainfall

In Rock Island, in July, it is raining for 15 days, with typically 2.68" (68mm) of accumulated precipitation. Throughout the year, in Rock Island, there are 149.7 rainfall days, and 35.08" (891mm) of precipitation is accumulated.

Snowfall

In Rock Island, snow does not fall in April through October.

Daylight

The average length of the day in July in Rock Island, Oklahoma, is 14h and 15min.
On the first day of the month, sunrise is at 6:07 am and sunset at 8:36 pm. On the last day of July, sunrise is at 6:26 am and sunset at 8:21 pm CDT.

Sunshine

July and August, with an average of 10.8h of sunshine, are months with the most sunshine in Rock Island, Oklahoma.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In July, the UV index of 7 transforms into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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Frequently asked questions

What time of the year is the hottest in Rock Island?

July proves to be the warmest month in Rock Island, Oklahoma, recording an average peak temperature of 93.4°F (34.1°C) and a minimum temperature of 70.7°F (21.5°C).

How hot does it get in Rock Island in July?

During July, Rock Island experiences an average high-temperature of 93.4°F (34.1°C) and a low-temperature of 70.7°F (21.5°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is calculated to be 116.6°F (47°C).

What is the average humidity in July in Rock Island?

In Rock Island, the average relative humidity in July is 70%.

How many days does it rain in July in Rock Island?

In Rock Island, Oklahoma, in July, during 15 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

When it does not snow in Rock Island?

April through October are months without snowfall.

What is the average length of the day in July in Rock Island?

In July, the average day length in Rock Island, Oklahoma, is 14h and 15min.

When are sunrise and sunset in July in Rock Island?

In July, on the first day of the month, sunrise is at 6:07 am and sunset at 8:36 pm. On the last day of the month, in Rock Island, Oklahoma, sunrise is at 6:26 am and sunset at 8:21 pm CDT.

What are the months with the most sunshine in Rock Island?

The months with the most sunshine are July and August, with an average of 10.8h of sunshine.

How many hours of sunshine does Rock Island have in July?

In Rock Island, Oklahoma, the average sunshine duration in July is 10.8h.

When is the highest UV index in Rock Island?

The months with the highest UV index in Rock Island are June and July, with an average maximum UV index of 7.

How high is the UV index in July in Rock Island?

In Rock Island, the average daily maximum UV index in July is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from 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
Rock Island, OK

Average temperature in July - Rock Island, OK
  • Average high temperature in July: 93.4°F

The warmest month (with the highest average high temperature) is July (93.4°F).
The month with the lowest average high temperature is January (48°F).

  • Average low temperature in July: 70.7°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

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Average pressure in July
Rock Island, OK

Average pressure in July - Rock Island, OK
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in July
Rock Island, OK

Average wind speed in July - Rock Island, OK
  • Average wind speed in July: 4.9mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in July
Rock Island, OK

Average humidity in July - Rock Island, OK
  • Average humidity in July: 70%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (69%).

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Average rainfall in July
Rock Island, OK

Average rainfall in July - Rock Island, OK
  • Average rainfall in July: 2.68"

The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is January (2.05").

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Average rainfall days in July
Rock Island, OK

Average rainfall days in July - Rock Island, OK
  • Average rainfall days in July: 15 days

The month with the highest number of rainy days is March (15.4 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in July
Rock Island, OK

Average snowfall in July - Rock Island, OK
  • Average snowfall in July: 0"

The month with the highest snowfall is February (1.06").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Rock Island, OK

Average snowfall days in July - Rock Island, OK
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (1.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Rock Island, OK

Average daylight in July / Average sunshine in July - Rock Island, OK
  • Average daylight in July: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in July: 10h and 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).

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Average sunshine days in July
Rock Island, OK

Average sunshine days in July - Rock Island, OK
  • Average sunshine days in July: 13.3 days

The months with the most sunshine days are November and December (19.3 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in July
Rock Island, OK

Average UV index in July - Rock Island, OK
  • Average UV index in July: 7

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in July
Rock Island, OK

Average cloud cover in July - Rock Island, OK
  • Average cloud cover in July: 25

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 24).

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Average visibility in July
Rock Island, OK

Average visibility in July - Rock Island, OK
  • 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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Rock Island, Oklahoma, USA

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