February weather forecast
New Castle, DE

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Weather in February

February continues the frigid trend initiated in January. Generally, the weather conditions display minor variations from January, although there are slight increases in temperature. One is likely to notice more rainy days in this month compared to January. The daylight hours start to extend, hinting towards the impending arrival of spring. Despite this slight glimpse of spring, the cold wind continues to remind New Castle dwellers that winter is still around.

Temperature

In February, New Castle notes an average high-temperature of a still wintry 41.7°F (5.4°C), hardly different from the preceding month. New Castle's average low-temperature in the month of February is recorded at a subzero cold 28.4°F (-2°C).

Humidity

In New Castle, the average relative humidity in February is 77%.

Rainfall

In New Castle, Delaware, during February, the rain falls for 9 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, in New Castle, there are 143.2 rainfall days, and 21.89" (556mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In New Castle, in February, during 3.9 snowfall days, 1.3" (33mm) of snow is typically accumulated. In New Castle, during the entire year, snow falls for 15 days and aggregates up to 5.47" (139mm) of snow.

Ocean temperature

With an average ocean temperature of 41°F (5°C), February is the month with the coldest seawater.
Note: In 41°F (5°C), even brief exposure to 55.4°F (13°C) feels biting, and anything less than 50°F (10°C) risks cold shock and impaired breathing, considering one's health.

Daylight

In New Castle, the average length of the day in February is 10h and 44min.
On the first day of February, sunrise is at 7:10 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 5:53 pm EST.

Sunshine

The month with the least sunshine is February, with an average of 4.9h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.
Note: A maximum high UV index of 2 in February translates into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.

Frequently asked questions

How cold is February in New Castle?

During February, New Castle experiences an average high-temperature of 41.7°F (5.4°C) and a low-temperature of 28.4°F (-2°C).

What is the average humidity in February?

In New Castle, the average relative humidity in February is 77%.

How much does it rain in February?

In New Castle, during February, the rain falls for 9 days and regularly aggregates up to 1.46" (37mm) of precipitation.

How many days does it snow in February?

In February, it is snowing for 3.9 days. Throughout February, 1.3" (33mm) of snow is accumulated.

What month is the ocean coldest?

The month with the coldest seawater is February, with an average ocean temperature of 41°F (5°C).

How cold is the water in February?

In February, the average ocean temperature is 41°F (5°C). Swimming in 41°F (5°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 February?

In New Castle, the average day length in February is 10h and 44min.

What time are sunrise and sunset in February?

On the first day of February, sunrise is at 7:10 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 5:53 pm EST.

What is the month with the least sunshine?

With an average of 4.9h of sunshine, February has the least sunshine of the year.

How many hours of sunshine does New Castle have in February?

In February, the average sunshine duration is 4.9h.

What is the month with the lowest UV index?

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

What is the UV index reading in February?

The average daily maximum UV index in February is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in February
New Castle, DE

Average temperature in February - New Castle, DE
  • Average high temperature in February: 41.7°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 February: 28.4°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).

Average pressure in February
New Castle, DE

Average pressure in February - New Castle, DE
  • Average pressure in February: 30.06"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 February
New Castle, DE

Average wind speed in February - New Castle, DE
  • Average wind speed in February: 8.8mph

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).

Average humidity in February
New Castle, DE

Average humidity in February - New Castle, DE
  • Average humidity in February: 77%

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

Average rainfall in February
New Castle, DE

Average rainfall in February - New Castle, DE
  • Average rainfall in February: 1.46"

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

Average rainfall days in February
New Castle, DE

Average rainfall days in February - New Castle, DE
  • Average rainfall days in February: 9 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).

Average snowfall in February
New Castle, DE

Average snowfall in February - New Castle, DE
  • Average snowfall in February: 1.3"

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").

Average snowfall days in February
New Castle, DE

Average snowfall days in February - New Castle, DE
  • Average snowfall days in February: 3.9 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).

Average sea temperature in February
New Castle, DE

Average sea temperature in February - New Castle, DE
  • Average sea temperature in February: 40.9°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).

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

Average daylight in February / Average sunshine in February - New Castle, DE
  • Average daylight in February: 10h and 4min

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 February: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in February
New Castle, DE

Average sunshine days in February - New Castle, DE
  • Average sunshine days in February: 16.1 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).

Average UV index in February
New Castle, DE

Average UV index in February - New Castle, DE
  • Average UV index in February: 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).

Average cloud cover in February
New Castle, DE

Average cloud cover in February - New Castle, DE
  • Average cloud cover in February: 46

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).

Average visibility in February
New Castle, DE

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

New Castle, Delaware, USA

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