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
The commencement of September indicates a gentle shift in the average high-temperature, receding from August's 83.1°F (28.4°C) to a still warm 76.1°F (24.5°C). Mount Moriah experiences an average low-temperature of 56.3°F (13.5°C) in month of September.Humidity
In September, the average relative humidity is 78%.Rainfall
September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 1.61" (41mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 26min.On the first day of September, sunrise is at 6:40 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:54 pm EDT.
Sunshine
In Mount Moriah, the average sunshine in September is 8.8h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 4 during September leads to these instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
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 Mount Moriah have in September?
How high is the UV index in September?
Average temperature in September
Mount Moriah, MD
- Average high temperature in September: 76.1°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in September: 56.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in September
Mount Moriah, 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
Mount Moriah, MD
- Average wind speed in September: 4.9mph
The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in September
Mount Moriah, MD
- Average humidity in September: 78%
The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is July (74%).
Average rainfall in September
Mount Moriah, MD
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in September
Mount Moriah, MD
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in September
Mount Moriah, MD
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.58").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Mount Moriah, MD
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.2 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
Mount Moriah, 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 months with the least sunshine are January and February (Average sunshine: 4h and 48min).
Average sunshine days in September
Mount Moriah, MD
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in September
Mount Moriah, MD
- Average UV index in September: 4
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
Mount Moriah, MD
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Mount Moriah, MD
- Average visibility in September: 5mi
The months with the highest visibility are February, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are January, May, September and October (5mi).
Mount Moriah, Maryland, USA
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