September weather forecast
Morrow, GA

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Weather in September

The first month of the autumn, September, is still a warm month in Morrow, Georgia, with an average temperature ranging between min 65.7°F (18.7°C) and max 83.8°F (28.8°C).

Temperature

During September, Morrow records an average high-temperature of a moderately hot 83.8°F (28.8°C), marking a slight divergence from August's 89.1°F (31.7°C). During September, Morrow records an average temperature of 65.7°F (18.7°C) at night.

Heat index

September's heat index is computed to be a hot 91.4°F (33°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
Always consider that heat index estimations are for light winds and places in the shade. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.

Humidity

In September, the average relative humidity is 72%.

Rainfall

In Morrow, Georgia, during September, the rain falls for 13.3 days and regularly aggregates up to 2.72" (69mm) of precipitation. Throughout the year, in Morrow, there are 181.2 rainfall days, and 41.06" (1043mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In September, the average length of the day in Morrow is 12h and 22min.
On the first day of September in Morrow, sunrise is at 7:11 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:22 pm EDT.

Sunshine

The average sunshine in September in Morrow is 8.5h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 6 translates into the following recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
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Frequently asked questions

How hot is September in Morrow?

Morrow in September has an average high-temperature of 83.8°F (28.8°C) and an average low-temperature of 65.7°F (18.7°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in September is computed to be 91.4°F (33°C).

What is the average humidity in September in Morrow?

In Morrow, Georgia, the average relative humidity in September is 72%.

How many days does it rain in September in Morrow?

In Morrow, Georgia, during September, the rain falls for 13.3 days and regularly aggregates up to 2.72" (69mm) of precipitation.

When it does not snow in Morrow?

April through October are months without snowfall in Morrow, Georgia.

What is the average length of the day in September in Morrow?

In Morrow, the average day length in September is 12h and 22min.

When are sunrise and sunset in September in Morrow?

On the first day of September in Morrow, Georgia, sunrise is at 7:11 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:22 pm EDT.

How many hours of sunshine does Morrow have in September?

In Morrow, the average sunshine duration in September is 8.5h.

What are the months with the highest UV index in Morrow?

The months with the highest UV index are May through September, with an average maximum UV index of 6.

What is the UV index reading in September in Morrow?

In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
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 September
Morrow, GA

Average temperature in September - Morrow, GA
  • Average high temperature in September: 83.8°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (51.3°F).

  • Average low temperature in September: 65.7°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (35.6°F).

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Average pressure in September
Morrow, GA

Average pressure in September - Morrow, GA
  • Average pressure in September: 30.02"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 September
Morrow, GA

Average wind speed in September - Morrow, GA
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in September
Morrow, GA

Average humidity in September - Morrow, GA
  • Average humidity in September: 72%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in September
Morrow, GA

Average rainfall in September - Morrow, GA
  • Average rainfall in September: 2.72"

The wettest month (with the highest rainfall) is August (5.43").
The driest month (with the least rainfall) is October (2.17").

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Average rainfall days in September
Morrow, GA

Average rainfall days in September - Morrow, GA
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is July (22.8 days).
The month with the least rainy days is November (9.6 days).

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Average snowfall in September
Morrow, GA

Average snowfall in September - Morrow, GA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Morrow, GA

Average snowfall days in September - Morrow, GA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.2 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 September /
Average sunshine in September
Morrow, GA

Average daylight in September / Average sunshine in September - Morrow, GA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 8h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in September
Morrow, GA

Average sunshine days in September - Morrow, GA
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (7.2 days).

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Average UV index in September
Morrow, GA

Average UV index in September - Morrow, GA
  • Average UV index in September: 6

The months with the highest UV index are May, June, July, August and September (UV index 6).
The months with the lowest UV index are January, February and December (UV index 3).

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Average cloud cover in September
Morrow, GA

Average cloud cover in September - Morrow, GA
  • Average cloud cover in September: 32

The month with the most cloud cover is December (Cloud cover 47).
The months with the least cloud cover are June and October (Cloud cover 31).

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Average visibility in September
Morrow, GA

Average visibility in September - Morrow, GA
  • Average visibility in September: 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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Morrow, Georgia, USA

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