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
As September begins, there is a minor decrease in the average high-temperature, softly falling from a warm 82.8°F (28.2°C) in August to a still moderately hot 76.3°F (24.6°C). In the month of September, Cockeysville experiences an average low-temperature of 60.1°F (15.6°C).Humidity
The average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 7.5 days and accumulates 0.43" (11mm) of precipitation.Snowfall
In Cockeysville, snow does not fall in May through October.Daylight
The average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:35 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
The average sunshine in September is 9h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: In September, the UV index of 5 transforms into the following advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Cockeysville?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Cockeysville have in September?
How high is the UV index in September?
Average temperature in September
Cockeysville, MD
- Average high temperature in September: 76.3°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in September: 60.1°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in September
Cockeysville, MD
- Average pressure in September: 30.06"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
Cockeysville, MD
- Average wind speed in September: 6.3mph
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 (5.5mph).
Average humidity in September
Cockeysville, MD
- Average humidity in September: 77%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is April (73%).
Average rainfall in September
Cockeysville, MD
- Average rainfall in September: 0.43"
The wettest month (with the highest rainfall) is August (1.46").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in September
Cockeysville, MD
- Average rainfall days in September: 7.5 days
The month with the highest number of rainy days is July (12.6 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in September
Cockeysville, MD
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.55").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Cockeysville, MD
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.8 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
Cockeysville, 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 24min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in September
Cockeysville, MD
- Average sunshine days in September: 20.1 days
The month with the most sunshine days is November (22.9 days).
The month with the least sunshine days is July (15.2 days).
Average UV index in September
Cockeysville, 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
Cockeysville, MD
- Average cloud cover in September: 36
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in September
Cockeysville, 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).
Cockeysville, Maryland, USA
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