May weather forecast and climate
Knightdale, NC

Weather in May

May, the last month of the spring, in Knightdale, is a moderately hot month, with temperature in the range of an average high of 78.1°F (25.6°C) and an average low of 60.4°F (15.8°C).

Temperature

In Knightdale, the average high-temperature marginally rises, from a pleasant 70.3°F (21.3°C) in April, to a warm 78.1°F (25.6°C). In May, the average low-temperature is 60.4°F (15.8°C).

Humidity

May, September and December, with an average relative humidity of 77%, are most humid months.

Rainfall

In Knightdale, during May, the rain falls for 17.8 days and regularly aggregates up to 2.99" (76mm) of precipitation. Throughout the year, in Knightdale, there are 168.7 rainfall days, and 33.19" (843mm) of precipitation is accumulated.

Snowfall

In Knightdale snow does not fall in April through October.

Daylight

In Knightdale, North Carolina, the average length of the day is 14.1h.

Sunshine

In May, the average sunshine is 9.5h.

UV index

In Knightdale, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
[Resources]

FAQ

What is the temperature in May in Knightdale?

The average high-temperature, in May, in Knightdale, is 78.1°F (25.6°C), while the average low-temperature is 60.4°F (15.8°C).

What are the most humid months in Knightdale?

Months with the highest humidity are May, September and December, with an average relative humidity of 77%.

What is the average humidity in May in Knightdale?

The average relative humidity in May in Knightdale, North Carolina, is 77%.

How much does it rain in Knightdale in May?

In May, in Knightdale, the rain falls for 17.8 days. Throughout May, 2.99" (76mm) of precipitation is accumulated.

When it does not snow in Knightdale?

In Knightdale, North Carolina, snow does not fall in April through October.

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

In Knightdale, the average length of the day in May is 14.1h.

How many hours of sunshine does Knightdale have in May?

In Knightdale, the average sunshine in May is 9.5h.

What is the UV index intensity in May in Knightdale?

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

Average temperature in May
Knightdale, NC

Average temperature in May - Knightdale, NC
  • Average high temperature in May: 78.1°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (48°F).

  • Average low temperature in May: 60.4°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (32.7°F).

[Resources]

Average pressure in May
Knightdale, NC

Average pressure in May - Knightdale, NC
  • Average pressure in May: 30.02"

The month with the highest atmospheric pressure is November (30.15").
The month with the lowest atmospheric pressure is June (29.96").

[Resources]

Average wind speed in May
Knightdale, NC

Average wind speed in May - Knightdale, NC
  • Average wind speed in May: 7mph

The windiest month (with the highest average wind speed) is April (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

[Resources]

Average humidity in May
Knightdale, NC

Average humidity in May - Knightdale, NC
  • Average humidity in May: 77%

Months with the highest relative humidity are May, September and December (77%).
Months with the lowest relative humidity are January and November (73%).

[Resources]

Average rainfall in May
Knightdale, NC

Average rainfall in May - Knightdale, NC
  • Average rainfall in May: 2.99"

The wettest month (with the highest rainfall) is August (3.7").
The driest month (with the least rainfall) is October (2.2").

[Resources]

Average rainfall days in May
Knightdale, NC

Average rainfall days in May - Knightdale, NC
  • Average rainfall days in May: 17.8 days

The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (9.5 days).

[Resources]

Average snowfall in May
Knightdale, NC

Average snowfall in May - Knightdale, NC
  • Average snowfall in May: 0"

The month with the highest snowfall is January (1.42").
Months with the least snowfall are April, May, June, July, August, September and October (0").

[Resources]

Average snowfall days in May
Knightdale, NC

Average snowfall days in May - Knightdale, NC
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (2.3 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

[Resources]

Average daylight in May /
Average sunshine in May
Knightdale, NC

Average daylight in May / Average sunshine in May - Knightdale, NC
  • Average daylight in May: 14.1h

The month with the longest days is June (Average daylight: 14.6h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in May: 9.5h

The month with the most sunshine is June (Average sunshine: 10.8h).
The month with the least sunshine is December (Average sunshine: 5.5h).

[Resources]

Average sunshine days in May
Knightdale, NC

Average sunshine days in May - Knightdale, NC
  • Average sunshine days in May: 11.7 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (9.7 days).

[Resources]

Average UV index in May
Knightdale, NC

Average UV index in May - Knightdale, NC
  • Average UV index in May: 6

Months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).

[Resources]

Average cloud cover in May
Knightdale, NC

Average cloud cover in May - Knightdale, NC
  • Average cloud cover in May: 38

Months with the most cloud cover are February and March (Cloud cover 42).
Months with the least cloud cover are June and July (Cloud cover 31).

[Resources]

Average visibility in May
Knightdale, NC

Average visibility in May - Knightdale, NC
  • 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).

[Resources]