September weather forecast
Ophir, AR

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Ophir, Arkansas, with an average temperature varying between 63°F (17.2°C) and 83.7°F (28.7°C).

Temperature

With the commencement of September, Ophir records a moderate temperature decline, with the average high easing from August's tropical 90.1°F (32.3°C) to a warm 83.7°F (28.7°C). Ophir observes an average nighttime temperature of 63°F (17.2°C) during September.

Heat index

The heat index value during September is calculated to be a hot 91.4°F (33°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
The standards for the heat index are set for locations in shade and under light breezes. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', combines both the air temperature and the humidity level to give a perceived human temperature. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

July through October, with an average relative humidity of 73%, are the least humid months.

Rainfall

In September, the rain falls for 13.2 days. Throughout September, 2.72" (69mm) of precipitation is accumulated. In Ophir, during the entire year, the rain falls for 160.2 days and collects up to 38.86" (987mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of the month, sunrise is at 6:48 am and sunset at 7:40 pm. On the last day of September, sunrise is at 7:08 am and sunset at 6:59 pm CDT.

Sunshine

In September, the average sunshine is 9.2h.

UV index

In September, the average daily maximum UV index in Ophir, Arkansas, is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Ophir in September?

In September, in Ophir, the average high-temperature is 83.7°F (28.7°C), and the average low-temperature is 63°F (17.2°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 91.4°F (33°C).

What are the least humid months in Ophir?

The months with the lowest humidity are July through October, with an average relative humidity of 73%.

What is the average humidity in September?

In Ophir, the average relative humidity in September is 73%.

How many days does it rain in September?

In September, the rain falls for 13.2 days. Throughout September, 2.72" (69mm) of precipitation is accumulated.

When it does not snow?

In Ophir, snow does not fall in April through October.

What is the average length of the day in September?

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

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:48 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:59 pm CDT.

How long on average sun shines in September?

The average sunshine duration in September is 9.2h.

What is the UV index intensity in September?

In Ophir, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
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
Ophir, AR

Average temperature in September - Ophir, AR
  • Average high temperature in September: 83.7°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in September: 63°F

The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

Average pressure in September
Ophir, AR

Average pressure in September - Ophir, AR
  • Average pressure in September: 30"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).

Average wind speed in September
Ophir, AR

Average wind speed in September - Ophir, AR
  • Average wind speed in September: 4.9mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in September
Ophir, AR

Average humidity in September - Ophir, AR
  • Average humidity in September: 73%

The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are July, August, September and October (73%).

Average rainfall in September
Ophir, AR

Average rainfall in September - Ophir, AR
  • Average rainfall in September: 2.72"

The wettest month (with the highest rainfall) is May (4.76").
The driest month (with the least rainfall) is January (2.32").

Average rainfall days in September
Ophir, AR

Average rainfall days in September - Ophir, AR
  • Average rainfall days in September: 13.2 days

The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is January (9.6 days).

Average snowfall in September
Ophir, AR

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

The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Ophir, AR

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

The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).

Average sunshine days in September
Ophir, AR

Average sunshine days in September - Ophir, AR
  • Average sunshine days in September: 14.2 days

The month with the most sunshine days is January (19 days).
The month with the least sunshine days is August (10.5 days).

Average UV index in September
Ophir, AR

Average UV index in September - Ophir, AR
  • Average UV index in September: 5

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in September
Ophir, AR

Average cloud cover in September - Ophir, AR
  • Average cloud cover in September: 30

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, July, August and September (Cloud cover 30).

Average visibility in September
Ophir, AR

Average visibility in September - Ophir, AR
  • Average visibility in September: 6mi

The months with the highest visibility are April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May and December (5mi).

Ophir, Arkansas, USA

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