October weather forecast
Alpharetta, GA

Weather in October

October, the same as September, in Alpharetta, Georgia, is an agreeable autumn month, with an average temperature fluctuating between 72°F (22.2°C) and 52.7°F (11.5°C).

Temperature

In Alpharetta, the average high-temperature in October decreases from a warm 83.5°F (28.6°C) in September to an agreeable 72°F (22.2°C). In October, the average low-temperature is 52.7°F (11.5°C).

Humidity

In Alpharetta, the average relative humidity in October is 71%.

Rainfall

October is the month with the least rainfall. Rain falls for 9 days and accumulates 1.34" (34mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in October in Alpharetta is 11h and 19min.
On the first day of October in Alpharetta, sunrise is at 7:31 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 6:45 pm EDT.

Sunshine

The average sunshine in October is 7.1h.

UV index

In October, the average daily maximum UV index in Alpharetta is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: 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.
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FAQ

What is the temperature in October in Alpharetta?

In October, in Alpharetta, Georgia, the average high-temperature is 72°F (22.2°C), and the average low-temperature is 52.7°F (11.5°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in September is calculated to be 89.6°F (32°C).

What is the average humidity in October in Alpharetta?

In October, the average relative humidity in Alpharetta, Georgia, is 71%.

What is the driest month in Alpharetta?

October is the month with the least rainfall. Rain falls for 9 days and accumulates 1.34" (34mm) of precipitation.

How much does it rain in Alpharetta in October?

In Alpharetta, in October, during 9 rainfall days, 1.34" (34mm) of precipitation is typically accumulated.

When it does not snow in Alpharetta?

April through October are months without snowfall in Alpharetta.

Does it snow in Alpharetta in October?

In Alpharetta, in October, it doesn't snow. In November, it regularly snows.

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

In Alpharetta, the average day length in October is 11h and 19min.

When is the sunrise / sunset in October in Alpharetta?

In October, on the first day of the month, sunrise is at 7:31 am and sunset at 7:22 pm. On the last day of the month, in Alpharetta, sunrise is at 7:55 am and sunset at 6:45 pm EDT.

How many hours of sunshine does Alpharetta have in October?

The average sunshine duration in October is 7.1h.

What is the UV index intensity in October in Alpharetta?

In Alpharetta, the average daily maximum UV index in October is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Alpharetta, GA

Average temperature in October - Alpharetta, GA
  • Average high temperature in October: 72°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (49.1°F).

  • Average low temperature in October: 52.7°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (33.6°F).

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Average pressure in October
Alpharetta, GA

Average pressure in October - Alpharetta, GA
  • Average pressure in October: 30.06"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed in October
Alpharetta, GA

Average wind speed in October - Alpharetta, GA
  • Average wind speed in October: 6mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in October
Alpharetta, GA

Average humidity in October - Alpharetta, GA
  • Average humidity in October: 71%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are July and August (69%).

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Average rainfall in October
Alpharetta, GA

Average rainfall in October - Alpharetta, GA
  • Average rainfall in October: 1.34"

The wettest month (with the highest rainfall) is August (3.58").
The driest month (with the least rainfall) is October (1.34").

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Average rainfall days in October
Alpharetta, GA

Average rainfall days in October - Alpharetta, GA
  • Average rainfall days in October: 9 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is October (9 days).

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Average snowfall in October
Alpharetta, GA

Average snowfall in October - Alpharetta, GA
  • Average snowfall in October: 0"

The month with the highest snowfall is January (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in October
Alpharetta, GA

Average snowfall days in October - Alpharetta, GA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in October /
Average sunshine in October
Alpharetta, GA

Average daylight in October / Average sunshine in October - Alpharetta, GA
  • Average daylight in October: 11h and 19min

The month with the longest days is June (Average daylight: 14h and 23min).
The month with the shortest days is December (Average daylight: 9h and 56min).

  • Average sunshine in October: 7h and 6min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in October
Alpharetta, GA

Average sunshine days in October - Alpharetta, GA
  • Average sunshine days in October: 20.5 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (10.1 days).

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Average UV index in October
Alpharetta, GA

Average UV index in October - Alpharetta, GA
  • Average UV index in October: 4

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 and December (UV index 2).

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Average cloud cover in October
Alpharetta, GA

Average cloud cover in October - Alpharetta, GA
  • Average cloud cover in October: 31

The months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in October
Alpharetta, GA

Average visibility in October - Alpharetta, GA
  • 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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