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's arrival signals a moderate reduction in the average high-temperature, easing from 82.9°F (28.3°C) in August to a still moderately hot 76.8°F (24.9°C). Harwood witnesses a consistent average low-temperature of 64.9°F (18.3°C) throughout September.Humidity
The average relative humidity in September is 75%.Rainfall
In Harwood, in September, it is raining for 10.9 days, with typically 0.83" (21mm) of accumulated precipitation. In Harwood, during the entire year, the rain falls for 127.2 days and collects up to 11.85" (301mm) of precipitation.Snowfall
In Harwood, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 26min.On the first day of September in Harwood, sunrise is at 6:36 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:50 pm EDT.
Sunshine
In September, the average sunshine in Harwood is 9.2h.UV index
The average daily maximum UV index in September in Harwood is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Frequently asked questions
What are September temperatures in Harwood?
What is the average humidity in September in Harwood?
How many days does it rain in September in Harwood?
When it does not snow in Harwood?
What is the average length of the day in September in Harwood?
When are sunrise and sunset in September in Harwood?
How long on average sun shines in September in Harwood?
What is the UV index intensity in September in Harwood?
Average temperature in September
Harwood, MD
- Average high temperature in September: 76.8°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in September: 64.9°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in September
Harwood, MD
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Harwood, MD
- Average wind speed in September: 7.5mph
The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).
Average humidity in September
Harwood, MD
- Average humidity in September: 75%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January and November (72%).
Average rainfall in September
Harwood, MD
- Average rainfall in September: 0.83"
The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days in September
Harwood, MD
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is August (15.6 days).
The month with the least rainy days is November (5.9 days).
Average snowfall in September
Harwood, MD
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Harwood, MD
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Harwood, MD
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
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 months with the least sunshine are February and December (Average sunshine: 5h and 12min).
Average sunshine days in September
Harwood, MD
- Average sunshine days in September: 16.2 days
The month with the most sunshine days is November (22.6 days).
The month with the least sunshine days is August (12.5 days).
Average UV index in September
Harwood, 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 and December (UV index 2).
Average cloud cover in September
Harwood, MD
- Average cloud cover in September: 33
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in September
Harwood, 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).
Harwood, Maryland, USA
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