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
The arrival of May signals an increase in the average high-temperature, moving from a comfortable 61.7°F (16.5°C) in April to an agreeable 72.1°F (22.3°C). Rock Oak experiences a significant reduction from daytime highs with an average low-temperature of 50.5°F (10.3°C) in May.Humidity
In Rock Oak, West Virginia, the average relative humidity in May is 77%.Rainfall
The month with the most rainfall in Rock Oak is May, when the rain falls for 18.4 days and typically aggregates up to 3.11" (79mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Rock Oak, West Virginia. May is the last month it regularly snows in Rock Oak. During 0.1 snowfall days, in May, Rock Oak aggregates 0.08" (2mm) of snow. In Rock Oak, during the entire year, snow falls for 31.2 days and aggregates up to 16.5" (419mm) of snow.Daylight
The average length of the day in May in Rock Oak, West Virginia, is 14h and 20min.On the first day of May in Rock Oak, sunrise is at 6:15 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:34 pm EDT.
Sunshine
In May, the average sunshine is 9.2h.UV index
The average daily maximum UV index in May in Rock Oak is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index, 5 during May, leads to the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What are the temperatures in Rock Oak in May?
What is the average humidity in May in Rock Oak?
What is the rainiest month in Rock Oak?
How many days does it rain in May in Rock Oak?
What is the last month it snows in Rock Oak?
What is the average length of the day in May in Rock Oak?
When are sunrise and sunset in May in Rock Oak?
How many hours of sunshine does Rock Oak have in May?
How high is the UV index in May in Rock Oak?
Average temperature in May
Rock Oak, WV
- Average high temperature in May: 72.1°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 (36.1°F).
- Average low temperature in May: 50.5°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in May
Rock Oak, WV
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in May
Rock Oak, WV
- Average wind speed in May: 5.4mph
The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in May
Rock Oak, WV
- Average humidity in May: 77%
The month with the highest relative humidity is October (79%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in May
Rock Oak, WV
- Average rainfall in May: 3.11"
The wettest month (with the highest rainfall) is May (3.11").
The driest months (with the least rainfall) are February and November (1.73").
Average rainfall days in May
Rock Oak, WV
- Average rainfall days in May: 18.4 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is November (9.1 days).
Average snowfall in May
Rock Oak, WV
- Average snowfall in May: 0.08"
The month with the highest snowfall is March (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Rock Oak, WV
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Rock Oak, WV
- Average daylight in May: 14h and 2min
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 30min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).
Average sunshine days in May
Rock Oak, WV
- Average sunshine days in May: 10.1 days
The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in May
Rock Oak, WV
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in May
Rock Oak, WV
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in May
Rock Oak, WV
- Average visibility in May: 5mi
The months with the highest visibility are April, June, July, November and December (6mi).
The months with the lowest visibility are January, February, March, May, August, September and October (5mi).
Rock Oak, West Virginia, USA
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