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
A mild drop in Leitersburg's average high-temperature is observed in September, transitioning from a warm 82.2°F (27.9°C) in August to a still moderately hot 75.6°F (24.2°C). Leitersburg encounters an average low-temperature of 55.8°F (13.2°C) during September nights.Humidity
In Leitersburg, the average relative humidity in September is 78%.Rainfall
In Leitersburg, in September, during 14.2 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. Throughout the year, in Leitersburg, there are 164.7 rainfall days, and 29.17" (741mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall in Leitersburg.Daylight
In September, the average length of the day in Leitersburg is 12h and 26min.On the first day of the month, sunrise is at 6:39 am and sunset at 7:41 pm. On the last day of September, in Leitersburg, sunrise is at 7:06 am and sunset at 6:54 pm EDT.
Sunshine
In September, the average sunshine is 8.8h.UV index
In Leitersburg, Maryland, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: In September, the UV index of 4 transforms into the following advice:
Exercise prevention - Warding off sunburn is urged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Frequently asked questions
What is the temperature in September in Leitersburg?
What is the average humidity in September in Leitersburg?
How much does it rain in Leitersburg in September?
When it does not snow in Leitersburg?
Does it snow in Leitersburg in September?
What is the average length of the day in September in Leitersburg?
When are sunrise and sunset in September in Leitersburg?
How many hours of sunshine does Leitersburg have in September?
What is the UV index intensity in September in Leitersburg?
Average temperature in September
Leitersburg, MD
- Average high temperature in September: 75.6°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in September: 55.8°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in September
Leitersburg, 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 (29.95"Hg).
Average wind speed in September
Leitersburg, MD
- Average wind speed in September: 5mph
The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in September
Leitersburg, MD
- Average humidity in September: 78%
The months with the highest relative humidity are May and October (79%).
The months with the lowest relative humidity are April and July (75%).
Average rainfall in September
Leitersburg, MD
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.97").
Average rainfall days in September
Leitersburg, MD
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in September
Leitersburg, MD
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.21").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Leitersburg, MD
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Leitersburg, 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: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in September
Leitersburg, MD
- Average sunshine days in September: 13.9 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in September
Leitersburg, MD
- Average UV index in September: 4
The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Leitersburg, MD
- Average cloud cover in September: 38
The months with the most cloud cover are January, February, March and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Leitersburg, MD
- Average visibility in September: 5mi
The months with the highest visibility are April, June, July, August, November and December (6mi).
The months with the lowest visibility are January, February, March, May, September and October (5mi).
Leitersburg, Maryland, USA
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