Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September ushers in a minor alteration in Arbutus's climate, with the average high-temperature moving from August's 83.5°F (28.6°C) to a still warm 77°F (25°C). During September, Arbutus experiences a consistent low-temperature average of 61.3°F (16.3°C).Humidity
The average relative humidity in September in Arbutus is 75%.Rainfall
In Arbutus, Maryland, during September, the rain falls for 13.2 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, there are 158.5 rainfall days, and 30.75" (781mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall in Arbutus.Daylight
In September, the average length of the day is 12h and 26min.On the first day of September in Arbutus, sunrise is at 6:36 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:50 pm EDT.
Sunshine
In Arbutus, the average sunshine in September is 9.2h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In September, the maximum UV index of 5 suggests this advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. Around midday, solar radiation is most harmful; hence, exposure should be limited. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Frequently asked questions
What are September temperatures in Arbutus?
What is the average humidity in September in Arbutus?
How much does it rain in Arbutus in September?
When it does not snow in Arbutus?
How many hours of daylight does Arbutus have in September?
When is the sunrise / sunset in September in Arbutus?
How many hours of sunshine does Arbutus have in September?
What is the UV index intensity in September in Arbutus?
Average temperature in September
Arbutus, MD
- Average high temperature in September: 77°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (38.5°F).
- Average low temperature in September: 61.3°F
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).
Average pressure in September
Arbutus, MD
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Arbutus, MD
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in September
Arbutus, MD
- Average humidity in September: 75%
The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are April, July and November (72%).
Average rainfall in September
Arbutus, MD
- Average rainfall in September: 2.24"
The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days in September
Arbutus, MD
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (8.4 days).
Average snowfall in September
Arbutus, MD
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.09").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Arbutus, MD
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Arbutus, MD
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in September
Arbutus, MD
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (10.3 days).
Average UV index in September
Arbutus, MD
- Average UV index in September: 5
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, February, November and December (UV index 2).
Average cloud cover in September
Arbutus, MD
- Average cloud cover in September: 34
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in September
Arbutus, MD
- 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).
Arbutus, Maryland, USA
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