May weather forecast and climate
Newark, DE

Weather in May

The last month of the spring, May, is a pleasant month in Newark, Delaware, with average temperature varying between 54.7°F (12.6°C) and 71.6°F (22°C).

Temperature

In May, the average high-temperature rises, from an enjoyable 61.5°F (16.4°C) in April, to an agreeable 71.6°F (22°C). In May, the average low-temperature is 54.7°F (12.6°C).

Humidity

Months with the highest humidity are May, September and October, with an average relative humidity of 78%.

Rainfall

In Newark, it is raining for 19 days, with typically 3.15" (80mm) of accumulated precipitation. Throughout the year, there are 168.9 rainfall days, and 34.84" (885mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Newark are January through May, November and December. May is the last month it regularly snows in Newark, Delaware. During 0.1 snowfall days, Newark aggregates 0.12" (3mm) of snow. In Newark, during the entire year, snow falls for 18.1 days, and aggregates up to 8.86" (225mm) of snow.

Daylight

In May, the average length of the day in Newark is 14.4h.

Sunshine

In May, the average sunshine in Newark is 8.7h.

UV index

Months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from the exposure to the Sun's UV radiation for the average person.
Note: In May, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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 temperature in May in Newark?

In Newark, in May, the average high-temperature is 71.6°F (22°C), and the average low-temperature is 54.7°F (12.6°C).

What are the most humid months in Newark?

May, September and October, with an average relative humidity of 78%, are most humid months.

What is the average humidity in May in Newark?

The average relative humidity in May in Newark, Delaware, is 78%.

How much does it rain in Newark in May?

In May, the rain falls for 19 days. Throughout May, 3.15" (80mm) of precipitation is accumulated.

What is the last month it snows in Newark?

May is the last month it regularly snows in Newark, Delaware. During 0.1 snowfall days, in May, Newark aggregates 0.12" (3mm) of snow.

What is the average length of the day in May in Newark?

In May, the average length of the day in Newark is 14.4h.

How long on average sun shines in May in Newark?

The average sunshine in May is 8.7h.

When is the highest UV index in Newark?

Months with the highest UV index in Newark are May through August, with an average maximum UV index of 6.

How high is the UV index in May in Newark?

The average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in May
Newark, DE

Average temperature in May - Newark, DE
  • Average high temperature in May: 71.6°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 (37.8°F).

  • Average low temperature in May: 54.7°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in May
Newark, DE

Average pressure in May - Newark, DE
  • Average pressure in May: 30.01"

The month with the highest atmospheric pressure is November (30.13").
The month with the lowest atmospheric pressure is June (29.94").

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Average wind speed in May
Newark, DE

Average wind speed in May - Newark, DE
  • Average wind speed in May: 6.9mph

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 (5.3mph).

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Average humidity in May
Newark, DE

Average humidity in May - Newark, DE
  • Average humidity in May: 78%

Months with the highest relative humidity are May, September and October (78%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in May
Newark, DE

Average rainfall in May - Newark, DE
  • Average rainfall in May: 3.15"

The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is January (2.24").

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Average rainfall days in May
Newark, DE

Average rainfall days in May - Newark, DE
  • Average rainfall days in May: 19 days

The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall in May
Newark, DE

Average snowfall in May - Newark, DE
  • Average snowfall in May: 0.12"

The month with the highest snowfall is March (2.76").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Newark, DE

Average snowfall days in May - Newark, DE
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (5.4 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Newark, DE

Average daylight in May / Average sunshine in May - Newark, DE
  • Average daylight in May: 14.4h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in May: 8.7h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 5h).

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Average sunshine days in May
Newark, DE

Average sunshine days in May - Newark, DE
  • Average sunshine days in May: 9.7 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (9.7 days).

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Average UV index in May
Newark, DE

Average UV index in May - Newark, DE
  • Average UV index in May: 6

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Newark, DE

Average cloud cover in May - Newark, DE
  • Average cloud cover in May: 45

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

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Average visibility in May
Newark, DE

Average visibility in May - Newark, DE
  • Average visibility in May: 6mi

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

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