September weather forecast
Arthington, Liberia

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Weather in September

On the cusp of the dry season, September in the city of Arthington sees a decrease in rainfall to 265mm (10.43"). Sunshine moderately outshines the rain showers, subtly heralding the impending dry season. The cooling trend observed since July halts with temperatures stabilizing. Enhanced by sunshine levels rebounding, September's interplay between warmth and cooling rainfall sets the stage for the dry season's dawn.

Temperature

September ushers in an average high-temperature of a still moderately hot 26.8°C (80.2°F) in Arthington, aligning closely with the preceding month. Arthington in September observes a slight diminution in temperature from daily highs, recording a low-temperature average of 24.3°C (75.7°F).

Humidity

With an average relative humidity of 86%, September is the most humid month.

Rainfall

In September, in Arthington, the rain falls for 29 days. Throughout September, 265mm (10.43") of precipitation is accumulated. Throughout the year, in Arthington, Liberia, there are 298.8 rainfall days, and 1903mm (74.92") of precipitation is accumulated.

Daylight

The average length of the day in September in Arthington, Liberia, is 12h and 10min.
On the first day of September, sunrise is at 06:35 and sunset at 18:49. On the last day of the month, sunrise is at 06:30 and sunset at 18:34 GMT.

Sunshine

The average sunshine in September in Arthington is 5.7h.

UV index

The months with the lowest UV index are June through September, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index, 6 in September, converts into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Feb 2, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are the temperatures in Arthington in September?

During September, Arthington experiences an average high-temperature of 26.8°C (80.2°F) and a low-temperature of 24.3°C (75.7°F). In June, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 32°C (89.6°F).

What is the most humid month in Arthington?

The most humid month in Arthington, Liberia, is September, with an average relative humidity of 86%.

What is the average humidity in September in Arthington?

The average relative humidity in September in Arthington, Liberia, is 86%.

How much does it rain in Arthington in September?

In Arthington, during September, the rain falls for 29 days and regularly aggregates up to 265mm (10.43") of precipitation.

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

The average day length in September in Arthington is 12h and 10min.

What time are sunrise and sunset in September in Arthington?

On the first day of September, sunrise is at 06:35 and sunset at 18:49. On the last day of the month, sunrise is at 06:30 and sunset at 18:34 GMT.

How long on average sun shines in September in Arthington?

In September, the average sunshine duration in Arthington, Liberia, is 5.7h.

What are the months with the lowest UV index in Arthington?

June through September, with an average maximum UV index of 6, are months with the lowest UV index in Arthington, Liberia.

How high is the UV index in September in Arthington?

In Arthington, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.

Average temperature in September
Arthington, Liberia

Average temperature in September - Arthington, Liberia
  • Average high temperature in September: 26.8°C

The warmest month (with the highest average high temperature) is January (29.9°C).
The month with the lowest average high temperature is August (26.2°C).

  • Average low temperature in September: 24.3°C

The month with the highest average low temperature is April (26.2°C).
The coldest months (with the lowest average low temperature) are July and August (24.1°C).

Average pressure in September
Arthington, Liberia

Average pressure in September - Arthington, Liberia
  • Average pressure in September: 1013.1mbar

The month with the highest atmospheric pressure is July (1014.2mbar).
The month with the lowest atmospheric pressure is February (1010.6mbar).

Average wind speed in September
Arthington, Liberia

Average wind speed in September - Arthington, Liberia
  • Average wind speed in September: 11.3km/h

The windiest month (with the highest average wind speed) is August (14.8km/h).
The calmest month (with the lowest average wind speed) is November (7.9km/h).

Average humidity in September
Arthington, Liberia

Average humidity in September - Arthington, Liberia
  • Average humidity in September: 86%

The month with the highest relative humidity is September (86%).
The month with the lowest relative humidity is January (76%).

Average rainfall in September
Arthington, Liberia

Average rainfall in September - Arthington, Liberia
  • Average rainfall in September: 265mm

The wettest month (with the highest rainfall) is June (308mm).
The driest month (with the least rainfall) is January (31mm).

Average rainfall days in September
Arthington, Liberia

Average rainfall days in September - Arthington, Liberia
  • Average rainfall days in September: 29 days

The month with the highest number of rainy days is October (30.3 days).
The month with the least rainy days is January (14.8 days).

Average daylight in September /
Average sunshine in September
Arthington, Liberia

Average daylight in September / Average sunshine in September - Arthington, Liberia
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 48min).

  • Average sunshine in September: 5h and 4min

The month with the most sunshine is January (Average sunshine: 9h and 18min).
The month with the least sunshine is August (Average sunshine: 3h and 54min).

Average sunshine days in September
Arthington, Liberia

Average sunshine days in September - Arthington, Liberia
  • Average sunshine days in September: 0.3 days

The month with the most sunshine days is January (14.3 days).
The month with the least sunshine days is September (0.3 days).

Average UV index in September
Arthington, Liberia

Average UV index in September - Arthington, Liberia
  • Average UV index in September: 6

The months with the highest UV index are January, February, March, April, May, October, November and December (UV index 7).
The months with the lowest UV index are June, July, August and September (UV index 6).

Average cloud cover in September
Arthington, Liberia

Average cloud cover in September - Arthington, Liberia
  • Average cloud cover in September: 62

The month with the most cloud cover is August (Cloud cover 76).
The month with the least cloud cover is January (Cloud cover 24).

Average visibility in September
Arthington, Liberia

Average visibility in September - Arthington, Liberia
  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, May, November and December (10km).
The months with the lowest visibility are June, July, August, September and October (9km).

Arthington, Liberia

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