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
A slight uplift of average high-temperatures is noted in May, with temperatures adjusting from an agreeable 70.5°F (21.4°C) in April to a moderately hot 78.4°F (25.8°C). Grifton observes an average nighttime low-temperature of 60.6°F (15.9°C) during the month of May.Humidity
The average relative humidity in May is 79%.Rainfall
In Grifton, North Carolina, in May, it is raining for 16.1 days, with typically 2.83" (72mm) of accumulated precipitation. In Grifton, during the entire year, the rain falls for 158.9 days and collects up to 29.21" (742mm) of precipitation.Snowfall
In Grifton, snow does not fall in April through November.Daylight
In May, the average length of the day in Grifton is 14h and 2min.On the first day of the month, sunrise is at 6:17 am and sunset at 7:56 pm. On the last day of May, sunrise is at 5:56 am and sunset at 8:19 pm EDT.
Sunshine
In May, the average sunshine is 9.4h.UV index
In Grifton, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum UV index of 6 in May translates into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Grifton in May?
What is the average humidity in May in Grifton?
How many days does it rain in May in Grifton?
When it does not snow in Grifton?
How many hours of daylight does Grifton have in May?
When are sunrise and sunset in May in Grifton?
How long on average sun shines in May in Grifton?
How high is the UV index in May in Grifton?
Average temperature in May
Grifton, NC
- Average high temperature in May: 78.4°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: 60.6°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (33.8°F).
Average pressure in May
Grifton, 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
Grifton, NC
- Average wind speed in May: 7.5mph
The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in May
Grifton, NC
- Average humidity in May: 79%
The months with the highest relative humidity are August and September (80%).
The month with the lowest relative humidity is January (74%).
Average rainfall in May
Grifton, NC
- Average rainfall in May: 2.83"
The wettest month (with the highest rainfall) is August (3.46").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in May
Grifton, NC
- Average rainfall days in May: 16.1 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is October (8.5 days).
Average snowfall in May
Grifton, NC
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Grifton, NC
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (1.4 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
Grifton, 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 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 5h and 18min).
Average sunshine days in May
Grifton, NC
- Average sunshine days in May: 12.9 days
The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (9.5 days).
Average UV index in May
Grifton, NC
- Average UV index in May: 6
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in May
Grifton, NC
- Average cloud cover in May: 40
The months with the most cloud cover are February and March (Cloud cover 43).
The months with the least cloud cover are June and October (Cloud cover 34).
Average visibility in May
Grifton, NC
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).
Grifton, North Carolina, USA
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