October weather forecast
Union Hills, MD

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Weather in October

October, like September, in Union Hills, Maryland, is another enjoyable autumn month, with an average temperature fluctuating between 63.3°F (17.4°C) and 46.9°F (8.3°C).

Temperature

The shift from September to October corresponds with a decrease in the average high-temperature, down to an enjoyable 63.3°F (17.4°C) from a moderately hot 75.2°F (24°C). An average low-temperature of 46.9°F (8.3°C) is expected during October.

Humidity

In Union Hills, the average relative humidity in October is 79%.

Rainfall

In Union Hills, during October, the rain falls for 11.4 days and regularly aggregates up to 2.4" (61mm) of precipitation. Throughout the year, there are 157.5 rainfall days, and 27.52" (699mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow. In Union Hills, during the entire year, snow falls for 22.3 days and aggregates up to 9.76" (248mm) of snow.

Daylight

In October, the average length of the day is 11h and 9min.
On the first day of October, sunrise is at 7:05 am and sunset at 6:50 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 6:07 pm EDT.

Sunshine

The average sunshine in October is 5.5h.

UV index

In Union Hills, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: An average UV index of 3 in October transforms into this advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.

Frequently asked questions

What is the average October temperature?

During October, Union Hills experiences an average high-temperature of 63.3°F (17.4°C) and a low-temperature of 46.9°F (8.3°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 87.8°F (31°C).

What is the average humidity in October?

The average relative humidity in October is 79%.

How many days does it rain in October?

In Union Hills, in October, it is raining for 11.4 days, with typically 2.4" (61mm) of accumulated precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow.

What is the average length of the day in October?

In October, the average day length is 11h and 9min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 7:05 am and sunset at 6:50 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 6:07 pm EDT.

How long on average sun shines in October?

In October, the average sunshine duration is 5.5h.

How high is the UV index in October?

In October, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
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 October
Union Hills, MD

Average temperature in October - Union Hills, MD
  • Average high temperature in October: 63.3°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in October: 46.9°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in October
Union Hills, MD

Average pressure in October - Union Hills, MD
  • Average pressure in October: 30.04"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 October
Union Hills, MD

Average wind speed in October - Union Hills, MD
  • Average wind speed in October: 6.8mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in October
Union Hills, MD

Average humidity in October - Union Hills, MD
  • Average humidity in October: 79%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is April (75%).

Average rainfall in October
Union Hills, MD

Average rainfall in October - Union Hills, MD
  • Average rainfall in October: 2.4"

The wettest month (with the highest rainfall) is August (3.23").
The driest month (with the least rainfall) is February (1.61").

Average rainfall days in October
Union Hills, MD

Average rainfall days in October - Union Hills, MD
  • Average rainfall days in October: 11.4 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in October
Union Hills, MD

Average snowfall in October - Union Hills, MD
  • Average snowfall in October: 0.12"

The month with the highest snowfall is March (3.03").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Union Hills, MD

Average snowfall days in October - Union Hills, MD
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Union Hills, MD

Average daylight in October / Average sunshine in October - Union Hills, MD
  • Average daylight in October: 11h and 1min

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 October: 5h and 3min

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 October
Union Hills, MD

Average sunshine days in October - Union Hills, MD
  • Average sunshine days in October: 16.7 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in October
Union Hills, MD

Average UV index in October - Union Hills, MD
  • Average UV index in October: 3

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 October
Union Hills, MD

Average cloud cover in October - Union Hills, MD
  • Average cloud cover in October: 41

The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in October
Union Hills, MD

Average visibility in October - Union Hills, MD
  • Average visibility in October: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).

Union Hills, Maryland, USA

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