Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
Walnut Creek in May experiences a slight uptick in the average high-temperature, adjusting from April's pleasant 71.2°F (21.8°C) to a moderately hot 78.8°F (26°C). During the month of May, the temperature falls to an average of 61.3°F (16.3°C).Humidity
In May, the average relative humidity is 78%.Rainfall
In Walnut Creek, in May, it is raining for 10.9 days, with typically 0.75" (19mm) of accumulated precipitation. Throughout the year, there are 110.7 rainfall days, and 9.02" (229mm) of precipitation is accumulated.Snowfall
March through December are months without snowfall.Daylight
In May, the average length of the day is 14h and 2min.On the first day of the month, sunrise is at 6:19 am and sunset at 7:57 pm. On the last day of May, sunrise is at 5:57 am and sunset at 8:20 pm EDT.
Sunshine
In Walnut Creek, the average sunshine in May is 9.8h.UV index
In Walnut Creek, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 6 during May translates into these guidelines:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. 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. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May in Walnut Creek?
How many days does it rain in May?
When it does not snow?
How many hours of daylight does Walnut Creek have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Walnut Creek have in May?
What is the UV index intensity in May?
Average temperature in May
Walnut Creek, NC
- Average high temperature in May: 78.8°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (49.6°F).
- Average low temperature in May: 61.3°F
The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (34.5°F).
Average pressure in May
Walnut Creek, NC
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in May
Walnut Creek, NC
- Average wind speed in May: 7.4mph
The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in May
Walnut Creek, NC
- Average humidity in May: 78%
The months with the highest relative humidity are August and September (79%).
The month with the lowest relative humidity is January (73%).
Average rainfall in May
Walnut Creek, NC
- Average rainfall in May: 0.75"
The wettest month (with the highest rainfall) is August (1.42").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in May
Walnut Creek, NC
- Average rainfall days in May: 10.9 days
The month with the highest number of rainy days is August (15 days).
The month with the least rainy days is November (5.8 days).
Average snowfall in May
Walnut Creek, NC
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in May
Walnut Creek, NC
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Walnut Creek, NC
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in May: 9h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in May
Walnut Creek, NC
- Average sunshine days in May: 16.2 days
The month with the most sunshine days is October (23.5 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in May
Walnut Creek, NC
- Average UV index in May: 6
The 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).
Average cloud cover in May
Walnut Creek, NC
- Average cloud cover in May: 37
The months with the most cloud cover are February and March (Cloud cover 41).
The months with the least cloud cover are June, July and October (Cloud cover 32).
Average visibility in May
Walnut Creek, NC
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Walnut Creek, North Carolina, USA
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