August weather forecast
Gary, IN

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A large, historic building used as an administration block in Gary, Indiana
A large, historic building used as an administration block in Gary, Indiana

Weather in August

In August, the summer reigns continue in Gary. The weather is similar to that of July, with high temperatures and an abundance of sunshine. August slightly tones down the heat levels from July, providing a semblance of respite. The extended daylight hours persist, infusing the city with vibrancy and energy. Though summer nears its end, August makes sure the season lingers on.

Temperature

As July turns into August, the average high-temperatures rest at a still warm 78.4°F (25.8°C), showing a minor variation from the prior month. During the month of August, Gary anticipates a mean low-temperature of 65.8°F (18.8°C).

Humidity

The average relative humidity in August is 78%.

Rainfall

In August, in Gary, the rain falls for 16 days. Throughout August, 2.8" (71mm) of precipitation is accumulated. In Gary, during the entire year, the rain falls for 153.8 days and collects up to 25.51" (648mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 48min.
On the first day of the month, sunrise is at 5:44 am and sunset at 8:06 pm. On the last day of August, sunrise is at 6:15 am and sunset at 7:23 pm CDT.

Sunshine

The month with the most sunshine is August, with an average of 10.5h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index, 6 during August, leads to the following recommendations:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

In August, in Gary, the average high-temperature is 78.4°F (25.8°C), and the average low-temperature is 65.8°F (18.8°C).

What is the average humidity in August?

In August, the average relative humidity is 78%.

How much does it rain in August?

In Gary, during August, the rain falls for 16 days and regularly aggregates up to 2.8" (71mm) of precipitation.

When it does not snow?

In Gary, snow does not fall in May through September.

What is the average length of the day in August in Gary?

In Gary, the average day length in August is 13h and 48min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:44 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:23 pm CDT.

What month has the most sunshine?

August has the most sunshine of the year in Gary, with an average of 10.5h of sunshine.

How many hours of sunshine does Gary have in August?

In Gary, the average sunshine duration in August is 10.5h.

What is the month with the highest UV index?

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

How high is the UV index in August?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk 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 August
Gary, IN

Average temperature in August - Gary, IN
  • Average high temperature in August: 78.4°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in August: 65.8°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in August
Gary, IN

Average pressure in August - Gary, IN
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Gary, IN

Average wind speed in August - Gary, IN
  • Average wind speed in August: 7mph

The windiest month (with the highest average wind speed) is January (11.4mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in August
Gary, IN

Average humidity in August - Gary, IN
  • Average humidity in August: 78%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (73%).

Average rainfall in August
Gary, IN

Average rainfall in August - Gary, IN
  • Average rainfall in August: 2.8"

The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is December (1.1").

Average rainfall days in August
Gary, IN

Average rainfall days in August - Gary, IN
  • Average rainfall days in August: 16 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (5.9 days).

Average snowfall in August
Gary, IN

Average snowfall in August - Gary, IN
  • Average snowfall in August: 0"

The month with the highest snowfall is January (3.11").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Gary, IN

Average snowfall days in August - Gary, IN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Gary, IN
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in August
Gary, IN

Average sunshine days in August - Gary, IN
  • Average sunshine days in August: 11.4 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is July (9.8 days).

Average UV index in August
Gary, IN

Average UV index in August - Gary, 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
Gary, IN

Average cloud cover in August - Gary, IN
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in August
Gary, IN

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

Gary, Indiana, USA

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