October weather forecast
Dahlgren, IL

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Weather in October

October, the same as September, is another refreshing autumn month in Dahlgren, Illinois, with temperature in the range of an average high of 67.1°F (19.5°C) and an average low of 49.6°F (9.8°C).

Temperature

Transition from September to October is accompanied by a temperature drop, with average high-temperatures decreasing from a warm 79.7°F (26.5°C) to a comfortable 67.1°F (19.5°C). Dahlgren, during the nights of October, experiences an average temperature drop to a frosty 49.6°F (9.8°C).

Humidity

With an average relative humidity of 70%, October is the least humid month.

Rainfall

In Dahlgren, during October, the rain falls for 8.8 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, in Dahlgren, there are 143.1 rainfall days, and 29.65" (753mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Dahlgren are January through April, October through December. October is the first month it typically snows in Dahlgren. Throughout October, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, in Dahlgren, there are 16.7 snowfall days, and 5.79" (147mm) of snow is accumulated.

Daylight

The average length of the day in October is 11h and 11min.
On the first day of the month, sunrise is at 6:51 am and sunset at 6:37 pm. On the last day of October, sunrise is at 7:20 am and sunset at 5:56 pm CDT.

Sunshine

The average sunshine in October is 6.6h.

UV index

The average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 3 during October translates into the following guidance:
Act with care - The suggestion to avoid sunburn is emphasized. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

What is the average October temperature in Dahlgren?

The average high-temperature and low-temperature during October are 67.1°F (19.5°C) and 49.6°F (9.8°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 95°F (35°C).

What is the least humid month in Dahlgren?

October is the least humid month in Dahlgren, with an average relative humidity of 70%.

What is the average humidity in October in Dahlgren?

In Dahlgren, Illinois, the average relative humidity in October is 70%.

How much does it rain in Dahlgren in October?

In October, in Dahlgren, Illinois, the rain falls for 8.8 days. Throughout October, 2.01" (51mm) of precipitation is accumulated.

When does it start snowing in Dahlgren?

October is the first month it typically snows in Dahlgren. Throughout October, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow.

How many hours of daylight does Dahlgren have in October?

The average day length in October is 11h and 11min.

When is the sunrise / sunset in October in Dahlgren?

In October, on the first day of the month, sunrise is at 6:51 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:56 pm CDT.

How long on average sun shines in October in Dahlgren?

In October, the average sunshine duration in Dahlgren is 6.6h.

What is the UV index reading in October in Dahlgren?

In Dahlgren, Illinois, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Dahlgren, IL

Average temperature in October - Dahlgren, IL
  • Average high temperature in October: 67.1°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in October: 49.6°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in October
Dahlgren, IL

Average pressure in October - Dahlgren, IL
  • Average pressure in October: 30.04"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in October
Dahlgren, IL

Average wind speed in October - Dahlgren, IL
  • Average wind speed in October: 8.4mph

The windiest months (with the highest average wind speed) are January, February and March (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in October
Dahlgren, IL

Average humidity in October - Dahlgren, IL
  • Average humidity in October: 70%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in October
Dahlgren, IL

Average rainfall in October - Dahlgren, IL
  • Average rainfall in October: 2.01"

The wettest month (with the highest rainfall) is April (4.13").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in October
Dahlgren, IL

Average rainfall days in October - Dahlgren, IL
  • Average rainfall days in October: 8.8 days

The month with the highest number of rainy days is May (16.2 days).
The months with the least rainy days are January and February (8.3 days).

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Average snowfall in October
Dahlgren, IL

Average snowfall in October - Dahlgren, IL
  • Average snowfall in October: 0.08"

The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Dahlgren, IL

Average snowfall days in October - Dahlgren, IL
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Dahlgren, IL

Average daylight in October / Average sunshine in October - Dahlgren, IL
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in October: 6h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

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Average sunshine days in October
Dahlgren, IL

Average sunshine days in October - Dahlgren, IL
  • Average sunshine days in October: 20.3 days

The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is May (11.8 days).

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Average UV index in October
Dahlgren, IL

Average UV index in October - Dahlgren, IL
  • Average UV index in October: 3

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

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Average cloud cover in October
Dahlgren, IL

Average cloud cover in October - Dahlgren, IL
  • Average cloud cover in October: 33

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 28).

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Average visibility in October
Dahlgren, IL

Average visibility in October - Dahlgren, IL
  • Average visibility in October: 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).

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Dahlgren, Illinois, USA

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