September weather forecast
Amboy, AR

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Weather in September

September, the first month of the autumn in Amboy, is still a warm month, with an average temperature fluctuating between 85.1°F (29.5°C) and 65.1°F (18.4°C).

Temperature

In September, the average high-temperature marginally drops from a hot 90.9°F (32.7°C) in August to a moderately hot 85.1°F (29.5°C). September nights are marked by an average low-temperature of 65.1°F (18.4°C).

Heat index

September's average heat index is evaluated at a tropical 93.2°F (34°C). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Consider that heat index readings are for situations in the shade and light wind. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

The average relative humidity in September in Amboy, Arkansas, is 71%.

Rainfall

September is the month with the least rainfall in Amboy. Rain falls for 11.9 days and accumulates 1.97" (50mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In September, the average length of the day in Amboy is 12h and 23min.
On the first day of September in Amboy, sunrise is at 6:42 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:54 pm CDT.

Sunshine

In Amboy, Arkansas, the average sunshine in September is 9.8h.

UV index

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: A maximum high UV index of 6 in September translates into the following recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

How hot is it in Amboy in September?

September temperatures in Amboy, Arkansas, vary between a high-temperature of 85.1°F (29.5°C) and a low-temperature of 65.1°F (18.4°C). The average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 93.2°F (34°C).

What is the average humidity in September in Amboy?

In September, the average relative humidity in Amboy is 71%.

What is the driest month in Amboy?

September is the month with the least rainfall in Amboy. Rain falls for 11.9 days and accumulates 1.97" (50mm) of precipitation.

How many days does it rain in September in Amboy?

In Amboy, in September, during 11.9 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow in Amboy?

In Amboy, Arkansas, snow does not fall in April through October.

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

In September, the average day length in Amboy is 12h and 23min.

When are sunrise and sunset in September in Amboy?

In September, on the first day of the month, sunrise is at 6:42 am and sunset at 7:35 pm. On the last day of the month, in Amboy, sunrise is at 7:03 am and sunset at 6:54 pm CDT.

How many hours of sunshine does Amboy have in September?

In September, the average sunshine duration is 9.8h.

What is the UV index reading in September in Amboy?

In September, the average daily maximum UV index in Amboy, Arkansas, is 6. A UV Index of 6 to 7 symbolizes 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
Amboy, AR

Average temperature in September - Amboy, AR
  • Average high temperature in September: 85.1°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (48.6°F).

  • Average low temperature in September: 65.1°F

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (33.8°F).

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Average pressure in September
Amboy, AR

Average pressure in September - Amboy, AR
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in September
Amboy, AR

Average wind speed in September - Amboy, AR
  • Average wind speed in September: 5.3mph

The windiest months (with the highest average wind speed) are February, March and April (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in September
Amboy, AR

Average humidity in September - Amboy, AR
  • Average humidity in September: 71%

The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in September
Amboy, AR

Average rainfall in September - Amboy, AR
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is April (3.98").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in September
Amboy, AR

Average rainfall days in September - Amboy, AR
  • Average rainfall days in September: 11.9 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in September
Amboy, AR

Average snowfall in September - Amboy, AR
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.94").
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
Amboy, AR

Average snowfall days in September - Amboy, AR
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Amboy, AR

Average daylight in September / Average sunshine in September - Amboy, AR
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 9h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).

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Average sunshine days in September
Amboy, AR

Average sunshine days in September - Amboy, AR
  • Average sunshine days in September: 16.5 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is July (12.2 days).

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Average UV index in September
Amboy, AR

Average UV index in September - Amboy, AR
  • Average UV index in September: 6

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in September
Amboy, AR

Average cloud cover in September - Amboy, AR
  • Average cloud cover in September: 27

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 25).

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Average visibility in September
Amboy, AR

Average visibility in September - Amboy, AR
  • 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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Amboy, Arkansas, USA

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