November weather forecast
New Castle, DE

Weather in November

November, the last month of the autumn in New Castle, is also a fresh month, with an average temperature ranging between min 39.6°F (4.2°C) and max 53.2°F (11.8°C).

Temperature

In November, the average high-temperature decreases from an enjoyable 64.8°F (18.2°C) in October to a cool 53.2°F (11.8°C). In New Castle, the average low-temperature is 39.6°F (4.2°C).

Humidity

The average relative humidity in November is 74%.

Rainfall

In New Castle, during 8 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. In New Castle, during the entire year, the rain falls for 143.2 days and collects up to 21.89" (556mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in New Castle. November is the first month it typically snows in New Castle. Throughout November, in the average 0.4 snowfall days, it receives 0.2" (5mm) of snow. Throughout the year, in New Castle, there are 15 snowfall days, and 5.47" (139mm) of snow is accumulated.

Ocean temperature

In November, the average ocean temperature in New Castle is 55.4°F (13°C).
Note: Swimming in 55.4°F (13°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

In New Castle, the average length of the day in November is 10h and 1min.
On the first day of the month, sunrise is at 7:30 am and sunset at 6:00 pm EDT. On the last day of November, in New Castle, sunrise is at 7:03 am and sunset at 4:38 pm EST.
Note: On Sunday, November 6. 2022, at 2:00 am, Daylight Saving Time ends, and the time zone changes from EDT to EST. Daylight Saving Time starts again on Sunday, March 12. 2023, at 2:00 am; consequently, the time zone reverts from EST to EDT.

Sunshine

The average sunshine in November is 5.8h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 2 in November interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in November in New Castle?

In New Castle, Delaware, the average relative humidity in November is 74%.

How much does it rain in New Castle in November?

In New Castle, in November, during 8 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

When does it start to snow in New Castle?

November is the first month it typically snows. Throughout November, in the average 0.4 snowfall days, it receives 0.2" (5mm) of snow.

How cold is the water in November in New Castle?

In New Castle, Delaware, the average seawater temperature in November is 55.4°F (13°C). Swimming in 55.4°F (13°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in November in New Castle?

The average day length in November in New Castle is 10h and 1min.

When is the sunrise / sunset in November in New Castle?

On the first day of November in New Castle, Delaware, sunrise is at 7:30 am and sunset at 6:00 pm EDT. On the last day of the month, sunrise is at 7:03 am and sunset at 4:38 pm EST.

When does Daylight Saving Time (DST) end in November in New Castle?

On Sunday, November 6. 2022, at 2:00 am, Daylight Saving Time ends in New Castle, and the time zone changes from EDT to EST. The next DST starts Sunday, March 12. 2023, at 2:00 am.

How long on average sun shines in November in New Castle?

The average sunshine duration in November is 5.8h.

What are the months with the lowest UV index in New Castle?

The months with the lowest UV index in New Castle are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in November in New Castle?

In New Castle, Delaware, the average daily maximum UV index in November is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in November
New Castle, DE

Average temperature in November - New Castle, DE
  • Average high temperature in November: 53.2°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in November: 39.6°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in November
New Castle, DE

Average pressure in November - New Castle, DE
  • Average pressure in November: 30.13"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).

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Average wind speed in November
New Castle, DE

Average wind speed in November - New Castle, DE
  • Average wind speed in November: 7.8mph

The windiest months (with the highest average wind speed) are February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in November
New Castle, DE

Average humidity in November - New Castle, DE
  • Average humidity in November: 74%

The month with the highest relative humidity is October (78%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in November
New Castle, DE

Average rainfall in November - New Castle, DE
  • Average rainfall in November: 1.42"

The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is January (1.38").

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Average rainfall days in November
New Castle, DE

Average rainfall days in November - New Castle, DE
  • Average rainfall days in November: 8 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in November
New Castle, DE

Average snowfall in November - New Castle, DE
  • Average snowfall in November: 0.2"

The month with the highest snowfall is January (1.69").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in November
New Castle, DE

Average snowfall days in November - New Castle, DE
  • Average snowfall days in November: 0.4 days

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in November
New Castle, DE

Average sea temperature in November - New Castle, DE
  • Average sea temperature in November: 55.5°F

The best month for swimming (with the highest average sea temperature) is August (76.3°F).
The coldest month (with the lowest average sea temperature) is February (40.9°F).

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Average daylight in November /
Average sunshine in November
New Castle, DE

Average daylight in November / Average sunshine in November - New Castle, DE
  • Average daylight in November: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 56min).
The month with the shortest days is December (Average daylight: 9h and 25min).

  • Average sunshine in November: 5.8h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 4.9h).

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Average sunshine days in November
New Castle, DE

Average sunshine days in November - New Castle, DE
  • Average sunshine days in November: 20.1 days

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is May (11.8 days).

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Average UV index in November
New Castle, DE

Average UV index in November - New Castle, DE
  • Average UV index in November: 2

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).

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Average cloud cover in November
New Castle, DE

Average cloud cover in November - New Castle, DE
  • Average cloud cover in November: 36

The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in November
New Castle, DE

Average visibility in November - New Castle, DE
  • Average visibility in November: 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).

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