August weather forecast
Cumberland, IN

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Weather in August

August, the last month of the summer in Cumberland, is also a moderately hot month, with an average temperature fluctuating between 63.9°F (17.7°C) and 81°F (27.2°C).

Temperature

Cumberland's average high-temperature marks a still moderately hot 81°F (27.2°C) with the advent of August, closely mirroring that of the preceding month. In August, the recorded average low-temperature is a refreshing 63.9°F (17.7°C).

Heat index

Throughout August, the heat index is appraised at a hot 86°F (30°C). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.
When referencing the heat index, its values are suitable for shady environments and light breezes. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a single figure representing how weather conditions feel when combining temperature and humidity. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.

Humidity

In Cumberland, the average relative humidity in August is 79%.

Rainfall

In Cumberland, in August, during 8.8 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. In Cumberland, during the entire year, the rain falls for 96.6 days and collects up to 7.32" (186mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in August is 13h and 41min.
On the first day of the month, sunrise is at 6:43 am and sunset at 8:56 pm. On the last day of August, sunrise is at 7:11 am and sunset at 8:16 pm EDT.

Sunshine

The average sunshine in August is 9.7h.

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 hazard from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 6 in August translates into this advice:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Jun 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

The high-temperature during August is 81°F (27.2°C) and the low-temperature is 63.9°F (17.7°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is appraised at 86°F (30°C).

What is the average humidity in August?

In Cumberland, the average relative humidity in August is 79%.

How many days does it rain in August?

In Cumberland, Indiana, during August, the rain falls for 8.8 days and regularly aggregates up to 0.59" (15mm) of precipitation.

When it does not snow?

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

What is the average length of the day in August?

The average day length in August is 13h and 41min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:43 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 8:16 pm EDT.

How long on average sun shines in August in Cumberland?

In August, the average sunshine duration is 9.7h.

What are the months with the highest UV index?

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

How high is the UV index in August?

In August, the average daily maximum UV index 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
Cumberland, IN

Average temperature in August - Cumberland, IN
  • Average high temperature in August: 81°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in August: 63.9°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).

Average pressure in August
Cumberland, IN

Average pressure in August - Cumberland, 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
Cumberland, IN

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

The windiest months (with the highest average wind speed) are January and February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in August
Cumberland, IN

Average humidity in August - Cumberland, IN
  • Average humidity in August: 79%

The months with the highest relative humidity are January and December (82%).
The month with the lowest relative humidity is October (74%).

Average rainfall in August
Cumberland, IN

Average rainfall in August - Cumberland, IN
  • Average rainfall in August: 0.59"

The wettest months (with the highest rainfall) are May and June (0.87").
The driest month (with the least rainfall) is September (0.35").

Average rainfall days in August
Cumberland, IN

Average rainfall days in August - Cumberland, IN
  • Average rainfall days in August: 8.8 days

The month with the highest number of rainy days is May (12 days).
The month with the least rainy days is December (4.2 days).

Average snowfall in August
Cumberland, IN

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

The month with the highest snowfall is December (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Cumberland, IN

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

The month with the highest number of snowfall days is January (5.1 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
Cumberland, IN

Average daylight in August / Average sunshine in August - Cumberland, 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 4min

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).

Average sunshine days in August
Cumberland, IN

Average sunshine days in August - Cumberland, IN
  • Average sunshine days in August: 18.2 days

The month with the most sunshine days is January (23 days).
The month with the least sunshine days is June (15 days).

Average UV index in August
Cumberland, IN

Average UV index in August - Cumberland, 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
Cumberland, IN

Average cloud cover in August - Cumberland, IN
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in August
Cumberland, IN

Average visibility in August - Cumberland, 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).

Cumberland, Indiana, USA

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