July weather forecast
Buffalo, IL

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Weather in July

July, the same as June, is a moderately hot summer month in Buffalo, Illinois, with an average temperature fluctuating between 66°F (18.9°C) and 82.8°F (28.2°C).

Temperature

July is the month that records the highest temperatures, with averages ranging from a high of 82.8°F (28.2°C) to a low of 66°F (18.9°C).

Heat index

For July, the heat index is appraised at a tropical 91.4°F (33°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Heat index specifics point out values are for conditions of shade and a slight breeze. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. 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. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.

Humidity

July is the most humid month in Buffalo, with an average relative humidity of 84%.

Rainfall

In Buffalo, in July, it is raining for 14.6 days, with typically 1.69" (43mm) of accumulated precipitation. In Buffalo, during the entire year, the rain falls for 131.5 days and collects up to 18.54" (471mm) of precipitation.

Snowfall

In Buffalo, Illinois, snow does not fall in May through October.

Daylight

In Buffalo, the average length of the day in July is 14h and 40min.
On the first day of the month, sunrise is at 5:33 am and sunset at 8:29 pm. On the last day of July, sunrise is at 5:56 am and sunset at 8:11 pm CDT.

Sunshine

In Buffalo, the average sunshine in July is 10h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Buffalo. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: A maximum UV index of 6 in July translates into the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What part of the year is the hottest in Buffalo?

July, recording an average high temperature of 82.8°F (28.2°C) and a low temperature of 66°F (18.9°C), is Buffalo's warmest month.

Is it hot in Buffalo during July?

The high-temperature during July is 82.8°F (28.2°C) and the low-temperature is 66°F (18.9°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in July is appraised at 91.4°F (33°C).

What is the most humid month in Buffalo?

July is the most humid month, with an average relative humidity of 84%.

What is the average humidity in July in Buffalo?

In July, the average relative humidity is 84%.

How much does it rain in Buffalo in July?

In Buffalo, Illinois, during July, the rain falls for 14.6 days and regularly aggregates up to 1.69" (43mm) of precipitation.

When it does not snow in Buffalo?

May through October are months without snowfall in Buffalo, Illinois.

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

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

When is the sunrise / sunset in July in Buffalo?

In July, on the first day of the month, sunrise is at 5:33 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:11 pm CDT.

How many hours of sunshine does Buffalo have in July?

In Buffalo, the average sunshine duration in July is 10h.

When is the highest UV index in Buffalo?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Buffalo.

How high is the UV index in July in Buffalo?

In Buffalo, Illinois, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to the Sun's 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
Buffalo, IL

Average temperature in July - Buffalo, IL
  • Average high temperature in July: 82.8°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in July: 66°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).

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Average pressure in July
Buffalo, IL

Average pressure in July - Buffalo, IL
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in July
Buffalo, IL

Average wind speed in July - Buffalo, IL
  • Average wind speed in July: 6.2mph

The windiest months (with the highest average wind speed) are January and April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in July
Buffalo, IL

Average humidity in July - Buffalo, IL
  • Average humidity in July: 84%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in July
Buffalo, IL

Average rainfall in July - Buffalo, IL
  • Average rainfall in July: 1.69"

The wettest month (with the highest rainfall) is June (2.36").
The driest month (with the least rainfall) is December (0.83").

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Average rainfall days in July
Buffalo, IL

Average rainfall days in July - Buffalo, IL
  • Average rainfall days in July: 14.6 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (5.7 days).

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Average snowfall in July
Buffalo, IL

Average snowfall in July - Buffalo, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is January (1.81").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Buffalo, IL

Average snowfall days in July - Buffalo, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Buffalo, IL

Average daylight in July / Average sunshine in July - Buffalo, IL
  • 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: 10h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in July
Buffalo, IL

Average sunshine days in July - Buffalo, IL
  • Average sunshine days in July: 13.1 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (11.5 days).

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Average UV index in July
Buffalo, IL

Average UV index in July - Buffalo, IL
  • Average UV index in July: 6

The months with the highest UV index are June, July and August (UV index 6).
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
Buffalo, IL

Average cloud cover in July - Buffalo, IL
  • Average cloud cover in July: 31

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are June, August and September (Cloud cover 30).

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Average visibility in July
Buffalo, IL

Average visibility in July - Buffalo, IL
  • Average visibility in July: 5mi

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

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Buffalo, Illinois, USA

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