September weather forecast
Tilghmanton Heights, MD

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Tilghmanton Heights, Maryland, with an average temperature fluctuating between 56.3°F (13.5°C) and 76.1°F (24.5°C).

Temperature

As August makes way for September, Tilghmanton Heights's average high-temperature eases from 83.1°F (28.4°C) to a still warm 76.1°F (24.5°C). Tilghmanton Heights reports an average low-temperature of 56.3°F (13.5°C) during the nights of September.

Humidity

The average relative humidity in September is 78%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.5 days and typically collects 1.61" (41mm) of precipitation.

Snowfall

May through October are months without snowfall in Tilghmanton Heights.

Daylight

In Tilghmanton Heights, the average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:39 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:54 pm EDT.

Sunshine

In September, the average sunshine is 8.8h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, a daily UV index of 4 turns into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Updated: Jun 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Tilghmanton Heights in September?

In Tilghmanton Heights, 76.1°F (24.5°C) is the average high-temperature and 56.3°F (13.5°C) is the average low-temperature during September. The average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 89.6°F (32°C).

What is the average humidity in September?

In September, the average relative humidity is 78%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 1.61" (41mm) of precipitation.

How much does it rain in September?

In September, the rain falls for 12.5 days. Throughout September, 1.61" (41mm) of precipitation is accumulated.

When it does not snow?

In Tilghmanton Heights, snow does not fall in May through October.

How many hours of daylight does Tilghmanton Heights have in September?

In September, the average day length is 12h and 26min.

When is the sunrise / sunset in September in Tilghmanton Heights?

On the first day of September, sunrise is at 6:39 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:54 pm EDT.

How long on average sun shines in September?

In Tilghmanton Heights, the average sunshine duration in September is 8.8h.

How high is the UV index in September?

In Tilghmanton Heights, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Tilghmanton Heights, MD

Average temperature in September - Tilghmanton Heights, 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
Tilghmanton Heights, MD

Average pressure in September - Tilghmanton Heights, 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
Tilghmanton Heights, MD

Average wind speed in September - Tilghmanton Heights, 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
Tilghmanton Heights, MD

Average humidity in September - Tilghmanton Heights, 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
Tilghmanton Heights, MD

Average rainfall in September - Tilghmanton Heights, 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
Tilghmanton Heights, MD

Average rainfall days in September - Tilghmanton Heights, 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
Tilghmanton Heights, MD

Average snowfall in September - Tilghmanton Heights, 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
Tilghmanton Heights, MD

Average snowfall days in September - Tilghmanton Heights, 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
Tilghmanton Heights, MD

Average daylight in September / Average sunshine in September - Tilghmanton Heights, 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
Tilghmanton Heights, MD

Average sunshine days in September - Tilghmanton Heights, 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
Tilghmanton Heights, MD

Average UV index in September - Tilghmanton Heights, 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
Tilghmanton Heights, MD

Average cloud cover in September - Tilghmanton Heights, 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
Tilghmanton Heights, MD

Average visibility in September - Tilghmanton Heights, 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).

Tilghmanton Heights, Maryland, USA

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