July weather forecast
Lafayette, IN

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Weather in July

July is typically the warmest month in Lafayette, with a rise in both temperature and humidity. The thermometer peaks with high values of around 81.1°F (27.3°C), making it the most blazing month. Despite these higher temperatures, the month allows: slight alleviation with a relative decrease in the average daily sunshine duration. Comparatively, July also experiences less wind than previous months, contributing to the sweltering heat that engulfs the city. It's a time when locals indulge in indoor activities or prefer shaded, breezy outdoor spots for relaxation.

Temperature

Lafayette's temperatures peak on average in July, reaching 81.1°F (27.3°C) at their highest and 64°F (17.8°C) at their lowest.

Heat index

The heat index value during July is computed to be a tropical 87.8°F (31°C). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.
Heat index readings emphasize conditions of light breezes and shaded spots. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

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

Rainfall

In July, in Lafayette, the rain falls for 17.4 days. Throughout July, 2.32" (59mm) of precipitation is accumulated. In Lafayette, Indiana, during the entire year, the rain falls for 153.1 days and collects up to 22.13" (562mm) of precipitation.

Snowfall

In Lafayette, snow does not fall in May through October.

Daylight

The average length of the day in July in Lafayette is 14h and 43min.
On the first day of the month, sunrise is at 6:21 am and sunset at 9:21 pm. On the last day of July, sunrise is at 6:44 am and sunset at 9:03 pm EDT.

Sunshine

The months with the most sunshine in Lafayette are June and July, with an average of 9.9h of sunshine.

UV index

The months with the highest UV index in Lafayette are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 in July converts into the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What time of the year is the hottest in Lafayette?

Lafayette records the warmest temperatures in July, averaging a high of 81.1°F (27.3°C) and a low of 64°F (17.8°C).

What is the usual temperature for Lafayette in July?

July temperatures in Lafayette vary between a high-temperature of 81.1°F (27.3°C) and a low-temperature of 64°F (17.8°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 87.8°F (31°C).

What is the most humid month in Lafayette?

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

What is the average humidity in July in Lafayette?

The average relative humidity in July in Lafayette, Indiana, is 84%.

How many days does it rain in July in Lafayette?

In July, in Lafayette, Indiana, the rain falls for 17.4 days. Throughout July, 2.32" (59mm) of precipitation is accumulated.

When it does not snow in Lafayette?

In Lafayette, Indiana, snow does not fall in May through October.

How many hours of daylight does Lafayette have in July?

In Lafayette, the average day length in July is 14h and 43min.

When are sunrise and sunset in July in Lafayette?

On the first day of July in Lafayette, sunrise is at 6:21 am and sunset at 9:21 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 9:03 pm EDT.

What is the month with the most sunshine in Lafayette?

The months with the most sunshine in Lafayette are June and July, with an average of 9.9h of sunshine.

How many hours of sunshine does Lafayette have in July?

The average sunshine duration in July is 9.9h.

What are the months with the highest UV index in Lafayette?

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

What is the UV index reading in July in Lafayette?

In July, the average daily maximum UV index in Lafayette, Indiana, is 6. A UV Index value of 6 to 7 symbolizes 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
Lafayette, IN

Average temperature in July - Lafayette, IN
  • 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 (31.8°F).

  • Average low temperature in July: 64°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in July
Lafayette, IN

Average pressure in July - Lafayette, IN
  • Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in July
Lafayette, IN

Average wind speed in July - Lafayette, IN
  • Average wind speed in July: 6.2mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in July
Lafayette, IN

Average humidity in July - Lafayette, IN
  • Average humidity in July: 84%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in July
Lafayette, IN

Average rainfall in July - Lafayette, IN
  • Average rainfall in July: 2.32"

The wettest months (with the highest rainfall) are April and May (2.8").
The driest month (with the least rainfall) is September (1.1").

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Average rainfall days in July
Lafayette, IN

Average rainfall days in July - Lafayette, IN
  • Average rainfall days in July: 17.4 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (6.5 days).

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Average snowfall in July
Lafayette, IN

Average snowfall in July - Lafayette, IN
  • Average snowfall in July: 0"

The months with the highest snowfall are January and February (2.44").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Lafayette, IN

Average snowfall days in July - Lafayette, IN
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (11.1 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
Lafayette, IN

Average daylight in July / Average sunshine in July - Lafayette, IN
  • 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 18min).

  • Average sunshine in July: 9h and 5min

The months with the most sunshine are June and July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in July
Lafayette, IN

Average sunshine days in July - Lafayette, IN
  • Average sunshine days in July: 10 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is May (9.8 days).

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Average UV index in July
Lafayette, IN

Average UV index in July - Lafayette, IN
  • Average UV index in July: 6

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in July
Lafayette, IN

Average cloud cover in July - Lafayette, IN
  • Average cloud cover in July: 34

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are June and August (Cloud cover 33).

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Average visibility in July
Lafayette, IN

Average visibility in July - Lafayette, IN
  • 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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Lafayette, Indiana, USA

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