August weather forecast
Guernsey, IN

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Weather in August

The last month of the summer, August, is also a moderately hot month in Guernsey, Indiana, with an average temperature ranging between min 62.4°F (16.9°C) and max 79.5°F (26.4°C).

Temperature

The initiation of August records an average high-temperature of a still moderately hot 79.5°F (26.4°C), displaying a near consistency with the previous month. Throughout August, the average low-temperature dips to an enjoyable 62.4°F (16.9°C).

Humidity

In August, the average relative humidity is 83%.

Rainfall

In Guernsey, in August, during 15.6 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. In Guernsey, during the entire year, the rain falls for 157.1 days and collects up to 23.11" (587mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In August, the average length of the day is 13h and 45min.
On the first day of August, sunrise is at 6:44 am and sunset at 9:02 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 8:20 pm EDT.

Sunshine

In August, the average sunshine is 9.2h.

UV index

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In August, an average UV index of 5 transforms into the following instructions:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

In Guernsey, 79.5°F (26.4°C) is the average high-temperature and 62.4°F (16.9°C) is the average low-temperature during August. In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is evaluated at 87.8°F (31°C).

What is the average humidity in August in Guernsey?

In August, the average relative humidity is 83%.

How many days does it rain in August?

In Guernsey, in August, during 15.6 rainfall days, 2.17" (55mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does Guernsey have in August?

The average day length in August is 13h and 45min.

When is the sunrise / sunset in August?

On the first day of August in Guernsey, sunrise is at 6:44 am and sunset at 9:02 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 8:20 pm EDT.

How long on average sun shines in August?

The average sunshine duration in August in Guernsey is 9.2h.

What is the UV index reading in August?

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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
Guernsey, IN

Average temperature in August - Guernsey, IN
  • Average high temperature in August: 79.5°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in August: 62.4°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°F).

Average pressure in August
Guernsey, IN

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Guernsey, IN

Average wind speed in August - Guernsey, IN
  • Average wind speed in August: 6.2mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

Average humidity in August
Guernsey, IN

Average humidity in August - Guernsey, 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 (72%).

Average rainfall in August
Guernsey, IN

Average rainfall in August - Guernsey, IN
  • Average rainfall in August: 2.17"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.14").

Average rainfall days in August
Guernsey, IN

Average rainfall days in August - Guernsey, IN
  • Average rainfall days in August: 15.6 days

The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (6.9 days).

Average snowfall in August
Guernsey, IN

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

The month with the highest snowfall is January (2.95").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Guernsey, IN

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

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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 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 48min).

Average sunshine days in August
Guernsey, IN

Average sunshine days in August - Guernsey, IN
  • Average sunshine days in August: 11.2 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (9.4 days).

Average UV index in August
Guernsey, IN

Average UV index in August - Guernsey, 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
Guernsey, IN

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

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in August
Guernsey, IN

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

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

Guernsey, Indiana, USA

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