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

October weather forecast and climate
Chesterton, IN

October, like September, in Chesterton, Indiana, is another comfortable autumn month, with average temperature ranging between max 63.7°F (17.6°C) and min 42.8°F (6°C).

Temperature

In Chesterton, the average high-temperature in October drops, from a warm 75°F (23.9°C) in September, to an enjoyable 63.7°F (17.6°C). In Chesterton, the average low-temperature is 42.8°F (6°C).

Rainfall

In Chesterton, in October, during 9 rainfall days, 3.2" (81mm) of precipitation is typically accumulated. Throughout the year, in Chesterton, there are 130 rainfall days, and 39.4" (999.8mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Chesterton are January through April, October through December.

Ocean temperature

In October, the average ocean temperature is 55.4°F (13°C). Swimming in 55.4°F (13°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

In October, the average length of the day in Chesterton is 11.1h.

Sunshine

In Chesterton, the average sunshine is 6h.

UV index

In Chesterton, the average daily maximum UV index in October is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to the UV radiation for the ordinary person.
The daily maximum UV index of 4 in October interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in October in Chesterton?

In Chesterton, in October, the average high-temperature is 63.7°F (17.6°C), and the average low-temperature is 42.8°F (6°C).

How many days does it rain in October in Chesterton?

In Chesterton, in October, during 9 rainfall days, 3.2" (81mm) of precipitation is typically accumulated.

When does it start to snow in Chesterton?

October is the first month it typically snows in Chesterton, Indiana. Throughout October, Chesterton receives 0.2" (5mm) of snow.

What is the ocean temperature in October in Chesterton?

In Chesterton, in October, the average water temperature is 55.4°F (13°C). Swimming in 55.4°F (13°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in October in Chesterton?

In Chesterton, the average length of the day in October is 11.1h.

How many hours of sunshine does Chesterton have in October?

In October, the average sunshine in Chesterton, Indiana, is 6h.

What is the UV index intensity in October in Chesterton?

The average daily maximum UV index in October is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV rays.
Average temperature in October - Chesterton, IN
  • Average high temperature in October: 63.7°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 October: 42.8°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 October - Chesterton, IN
  • Average rainfall in October: 3.2"

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 October - Chesterton, IN
  • Average rainfall days in October: 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 October - Chesterton, IN
  • Average snowfall in October: 0.2"

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 October - Chesterton, IN
  • Average sea temperature in October: 55°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 October / Average sunshine in October - Chesterton, IN
  • Average daylight in October: 11.1h

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 October: 6h

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 October - Chesterton, IN
  • Average UV index in October: 4

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).