August weather forecast
Glenwood, IN

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Weather in August

The last month of the summer, August, is another warm month in Glenwood, Indiana, with an average temperature fluctuating between 63°F (17.2°C) and 80.2°F (26.8°C).

Temperature

The onset of August brings an average high-temperature of a still warm 80.2°F (26.8°C), nearly matching the July temperature. During the nights in August, Glenwood experiences a consistent average temperature of 63°F (17.2°C).

Humidity

In Glenwood, the average relative humidity in August is 81%.

Rainfall

In Glenwood, during August, the rain falls for 16.3 days and regularly aggregates up to 2.83" (72mm) of precipitation. Throughout the year, there are 172.6 rainfall days, and 34.76" (883mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In Glenwood, the average length of the day in August is 13h and 41min.
On the first day of the month, sunrise is at 6:41 am and sunset at 8:53 pm. On the last day of August, sunrise is at 7:09 am and sunset at 8:13 pm EDT.

Sunshine

The average sunshine in August is 9.5h.

UV index

In August, the average daily maximum UV index in Glenwood is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, a regular UV index of 5 translates into these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

In Glenwood, 80.2°F (26.8°C) is the average high-temperature and 63°F (17.2°C) is the average low-temperature during August. In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 87.8°F (31°C).

What is the average humidity in August?

In Glenwood, the average relative humidity in August is 81%.

How many days does it rain in August?

In Glenwood, Indiana, in August, during 16.3 rainfall days, 2.83" (72mm) of precipitation is typically accumulated.

When it does not snow?

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

What is the average length of the day in August?

In Glenwood, the average day length in August is 13h and 41min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 6:41 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 8:13 pm EDT.

How long on average sun shines in August?

The average sunshine duration in August is 9.5h.

How high is the UV index in August?

In Glenwood, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate 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
Glenwood, IN

Average temperature in August - Glenwood, 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 (33.8°F).

  • Average low temperature in August: 63°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in August
Glenwood, IN

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Glenwood, IN

Average wind speed in August - Glenwood, IN
  • Average wind speed in August: 5.8mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in August
Glenwood, IN

Average humidity in August - Glenwood, IN
  • Average humidity in August: 81%

The months with the highest relative humidity are January, July and December (82%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall in August
Glenwood, IN

Average rainfall in August - Glenwood, IN
  • Average rainfall in August: 2.83"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in August
Glenwood, IN

Average rainfall days in August - Glenwood, IN
  • Average rainfall days in August: 16.3 days

The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (9.1 days).

Average snowfall in August
Glenwood, IN

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

The month with the highest snowfall is February (3.46").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Glenwood, IN

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

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Glenwood, IN
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 9h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in August
Glenwood, IN

Average sunshine days in August - Glenwood, IN
  • Average sunshine days in August: 11.8 days

The months with the most sunshine days are October and November (15.7 days).
The month with the least sunshine days is May (9.3 days).

Average UV index in August
Glenwood, IN

Average UV index in August - Glenwood, IN
  • Average UV index in August: 5

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

Average cloud cover in August
Glenwood, IN

Average cloud cover in August - Glenwood, IN
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in August
Glenwood, IN

Average visibility in August - Glenwood, IN
  • Average visibility in August: 5mi

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

Glenwood, Indiana, USA

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