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
With the onset of September, Spring Gap's average high-temperature slightly adjusts, moderately receding from August's moderately hot 81°F (27.2°C) to a still warm 74.1°F (23.4°C). Spring Gap, in September, observes a steady average low-temperature of 53.2°F (11.8°C).Humidity
In September, the average relative humidity in Spring Gap is 79%.Rainfall
In Spring Gap, in September, it is raining for 13.6 days, with typically 1.85" (47mm) of accumulated precipitation. Throughout the year, there are 168 rainfall days, and 23.15" (588mm) of precipitation is accumulated.Snowfall
In Spring Gap, snow does not fall in May through September.Daylight
In Spring Gap, the average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:43 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:58 pm EDT.
Sunshine
In Spring Gap, the average sunshine in September is 8.9h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 4 in September leads to these recommendations:
Act with care - The need to guard against sun damage is communicated. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What are September temperatures in Spring Gap?
What is the average humidity in September in Spring Gap?
How many days does it rain in September in Spring Gap?
When it does not snow in Spring Gap?
Does it snow in Spring Gap in September?
What is the average length of the day in September in Spring Gap?
What time are sunrise and sunset in September in Spring Gap?
How long on average sun shines in September in Spring Gap?
What is the UV index reading in September in Spring Gap?
Average temperature in September
Spring Gap, MD
- Average high temperature in September: 74.1°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in September: 53.2°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in September
Spring Gap, 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
Spring Gap, MD
- Average wind speed in September: 4.7mph
The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Spring Gap, MD
- Average humidity in September: 79%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (75%).
Average rainfall in September
Spring Gap, MD
- Average rainfall in September: 1.85"
The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is November (1.46").
Average rainfall days in September
Spring Gap, MD
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (9.9 days).
Average snowfall in September
Spring Gap, MD
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Spring Gap, MD
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.3 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
Spring Gap, 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 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in September
Spring Gap, MD
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in September
Spring Gap, MD
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Spring Gap, MD
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
Spring Gap, MD
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Spring Gap, Maryland, USA
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