August weather forecast
Cortland, IN

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Weather in August

The last month of the summer, August, is another warm month in Cortland, Indiana, with an average temperature varying between 83.8°F (28.8°C) and 64.2°F (17.9°C).

Temperature

August's advent denotes a minor fluctuation in the average high-temperature to a still warm 83.8°F (28.8°C) from July's 84.7°F (29.3°C). Throughout August, Cortland experiences a low-temperature average of 64.2°F (17.9°C).

Heat index

Throughout August, the heat index is computed to be a tropical 93.2°F (34°C). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', joins air temperature with relative humidity to produce a temperature perception for humans. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

In August, the average relative humidity is 77%.

Rainfall

In Cortland, in August, it is raining for 13.7 days, with typically 2.17" (55mm) of accumulated precipitation. In Cortland, during the entire year, the rain falls for 163.7 days and collects up to 33.11" (841mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In August, the average length of the day in Cortland is 13h and 38min.
On the first day of the month, sunrise is at 6:45 am and sunset at 8:54 pm. On the last day of August, in Cortland, Indiana, sunrise is at 7:12 am and sunset at 8:15 pm EDT.

Sunshine

In August, the average sunshine is 9.6h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 6 in August, converts into the following recommendations:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.

Frequently asked questions

How hot is it in August?

In Cortland, 83.8°F (28.8°C) is the average high-temperature and 64.2°F (17.9°C) is the average low-temperature during August. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in August is computed to be 93.2°F (34°C).

What is the average humidity in August?

In Cortland, the average relative humidity in August is 77%.

How much does it rain in August?

In Cortland, in August, during 13.7 rainfall days, 2.17" (55mm) of precipitation is typically accumulated.

When it does not snow?

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

How many hours of daylight does Cortland have in August?

In Cortland, the average day length in August is 13h and 38min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:45 am and sunset at 8:54 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 8:15 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration is 9.6h.

When is 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?

In August, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Cortland, IN

Average temperature in August - Cortland, IN
  • Average high temperature in August: 83.8°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in August: 64.2°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 (23.4°F).

Average pressure in August
Cortland, IN

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Cortland, IN

Average wind speed in August - Cortland, IN
  • Average wind speed in August: 5mph

The windiest months (with the highest average wind speed) are January and February (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in August
Cortland, IN

Average humidity in August - Cortland, IN
  • Average humidity in August: 77%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (74%).

Average rainfall in August
Cortland, IN

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

The wettest month (with the highest rainfall) is April (3.82").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in August
Cortland, IN

Average rainfall days in August - Cortland, IN
  • Average rainfall days in August: 13.7 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (9.9 days).

Average snowfall in August
Cortland, IN

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

The month with the highest snowfall is February (2.72").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Cortland, IN

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

The month with the highest number of snowfall days is January (9 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
Cortland, IN

Average daylight in August / Average sunshine in August - Cortland, 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 30min).

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 6min).

Average sunshine days in August
Cortland, IN

Average sunshine days in August - Cortland, IN
  • Average sunshine days in August: 14.8 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (9.6 days).

Average UV index in August
Cortland, IN

Average UV index in August - Cortland, IN
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Cortland, IN

Average cloud cover in August - Cortland, IN
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in August
Cortland, IN

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

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

Cortland, Indiana, USA

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