August weather forecast
Lafayette, IN

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Weather in August

August weather in Lafayette continues the summer trend with warm temperatures although a slow cooling trend begins towards the month's end. The city continues to experience summer heat, with high temperatures reaching around 80.2°F (26.8°C). Though on the cusp of the end of summer, August days are somewhat cooler than July's, bringing relief to the locals. While the humidity remains high, the rainfall sees a slight decrease, indicating the approaching fall. Despite the heat, Lafayette flourishes with summer festivals and outdoor concerts.

Temperature

In August, Lafayette's weather conditions record an average high-temperature of a still moderately hot 80.2°F (26.8°C), demonstrating little divergence from the preceding month. Lafayette records an average low-temperature of 62.8°F (17.1°C) throughout the month of August.

Humidity

In Lafayette, the average relative humidity in August is 83%.

Rainfall

In Lafayette, during August, the rain falls for 16 days and regularly aggregates up to 1.97" (50mm) of precipitation. In Lafayette, during the entire year, the rain falls for 153.1 days and collects up to 22.13" (562mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In August, the average length of the day is 13h and 44min.
On the first day of the month, sunrise is at 6:45 am and sunset at 9:01 pm. On the last day of August, sunrise is at 7:14 am and sunset at 8:20 pm EDT.

Sunshine

In Lafayette, the average sunshine in August is 9.1h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Lafayette in August?

The high-temperature, in August, in Lafayette, is 80.2°F (26.8°C), while the low-temperature averages to 62.8°F (17.1°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 87.8°F (31°C).

What is the average humidity in August?

The average relative humidity in August is 83%.

How much does it rain in August?

In Lafayette, during August, the rain falls for 16 days and regularly aggregates up to 1.97" (50mm) of precipitation.

When it does not snow in Lafayette?

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

What is the average length of the day in August?

In Lafayette, the average day length in August is 13h and 44min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:45 am and sunset at 9:01 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 8:20 pm EDT.

How long on average sun shines in August?

The average sunshine duration in August is 9.1h.

When is the highest UV index?

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

What is the UV index intensity in August?

In Lafayette, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat 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 August
Lafayette, IN

Average temperature in August - Lafayette, IN
  • Average high temperature in August: 80.2°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 August: 62.8°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).

Average pressure in August
Lafayette, IN

Average pressure in August - Lafayette, IN
  • Average pressure in August: 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).

Average wind speed in August
Lafayette, IN

Average wind speed in August - Lafayette, IN
  • Average wind speed in August: 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).

Average humidity in August
Lafayette, IN

Average humidity in August - Lafayette, IN
  • Average humidity in August: 83%

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

Average rainfall in August
Lafayette, IN

Average rainfall in August - Lafayette, IN
  • Average rainfall in August: 1.97"

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

Average rainfall days in August
Lafayette, IN

Average rainfall days in August - Lafayette, IN
  • Average rainfall days in August: 16 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).

Average snowfall in August
Lafayette, IN

Average snowfall in August - Lafayette, IN
  • Average snowfall in August: 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").

Average snowfall days in August
Lafayette, IN

Average snowfall days in August - Lafayette, IN
  • Average snowfall days in August: 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).

Average daylight in August /
Average sunshine in August
Lafayette, IN

Average daylight in August / Average sunshine in August - Lafayette, IN
  • Average daylight in August: 13h 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 August: 9h and 1min

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).

Average sunshine days in August
Lafayette, IN

Average sunshine days in August - Lafayette, IN
  • Average sunshine days in August: 11.8 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).

Average UV index in August
Lafayette, IN

Average UV index in August - Lafayette, IN
  • Average UV index in August: 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).

Average cloud cover in August
Lafayette, IN

Average cloud cover in August - Lafayette, IN
  • Average cloud cover in August: 33

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).

Average visibility in August
Lafayette, IN

Average visibility in August - Lafayette, IN
  • Average visibility in August: 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).

Lafayette, Indiana, USA

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