Chesterton
Indiana, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Chesterton, IN

August, the last month of the summer, in Chesterton, is also a moderately hot month, with average temperature fluctuating between 81.1°F (27.3°C) and 60.3°F (15.7°C).

Temperature

In Chesterton, the average high-temperature in August is essentially the same as in July - a still warm 81.1°F (27.3°C). The average low-temperature, in Chesterton, is 60.3°F (15.7°C).

Rainfall

In Chesterton, during 9 rainfall days, 3.8" (97mm) of precipitation is typically accumulated. In Chesterton, during the entire year, the rain falls for 130 days and collects up to 39.4" (999.8mm) of precipitation.

Snowfall

In Chesterton, Indiana, during the entire year, snow aggregates up to 48.6" (1234mm).

Ocean temperature

The month with the warmest seawater is August, with an average ocean temperature of 69.8°F (21°C). For swimming, a surface water temperature of 69.8°F (21°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

In Chesterton, the average length of the day in August is 13.8h.

Sunshine

The average sunshine in Chesterton is 9h.

UV index

In August, the average daily maximum UV index in Chesterton, Indiana, is 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from unsafe exposure to the UV radiation for the ordinary person.
The daily maximum UV index of 8 interpret into the following advice:
Take extra precautions. Protection against sun damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in August in Chesterton?

The average high-temperature, in August, in Chesterton, Indiana, is 81.1°F (27.3°C), while the average low-temperature is 60.3°F (15.7°C).

How many days does it rain in August in Chesterton?

In Chesterton, in August, during 9 rainfall days, 3.8" (97mm) of precipitation is typically accumulated.

What month is the ocean warmest in Chesterton?

With an average ocean temperature of 69.8°F (21°C), August is the month with the warmest seawater in Chesterton, Indiana. For swimming, a surface water temperature of 69.8°F (21°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

What is the ocean temperature in August in Chesterton?

In Chesterton, in August, the average water temperature is 69.8°F (21°C). Swimming in 69.8°F (21°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

How many hours of daylight does Chesterton have in August?

The average length of the day in August in Chesterton, Indiana, is 13.8h.

How long on average sun shines in August in Chesterton?

In August, the average sunshine is 9h.

How high is the UV index in August in Chesterton?

In August, the average daily maximum UV index is 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in August - Chesterton, IN
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in August: 60.3°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

Average rainfall in August - Chesterton, IN
  • Average rainfall in August: 3.8"

The wettest month (with the highest rainfall) is June (4.2").
The driest month (with the lowest rainfall) is February (1.7").

Average rainfall days in August - Chesterton, IN
  • Average rainfall days in August: 9 days

Months with the highest number of rainy days are March, April and December (13 days).
Months with the lowest number of rainy days are August, September and October (9 days).

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

The month with the highest snowfall is January (11.8").
Months with the lowest snowfall are May, June, July, August and September (0").

Average sea temperature in August - Chesterton, IN
  • Average sea temperature in August: 70°F

The best month for swimming (with the highest average sea temperature) is August (70°F).
Coldest months (with the lowest average sea temperature) are February, March and April (37°F).

Average daylight in August / Average sunshine in August - Chesterton, IN
  • Average daylight in August: 13.8h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).

  • Average sunshine in August: 9h

Months with most sunshine are June and July (Average sunshine: 10h).
The month with least sunshine is December (Average sunshine: 3h).

Average UV index in August - Chesterton, IN
  • Average UV index in August: 8

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January and December (UV index 1).