May weather forecastAdelphi, OH
May
Weather in May
The last month of the spring, May, is an agreeable month in Adelphi, Ohio, with temperature in the range of an average high of 72.7°F (22.6°C) and an average low of 54°F (12.2°C).Temperature
Adelphi, Ohio, in May sees a temperature change, with average high-temperatures moving from an enjoyable 62.1°F (16.7°C) in April to a pleasant 72.7°F (22.6°C). Adelphi anticipates an average minimum temperature of 54°F (12.2°C) in the month of May.Humidity
In May, the average relative humidity in Adelphi is 79%.Rainfall
The month with the most rainfall in Adelphi is May, when the rain falls for 18.8 days and typically aggregates up to 3.74" (95mm) of precipitation.Snowfall
In Adelphi, Ohio, snow does not fall in May through September.Daylight
In Adelphi, the average length of the day in May is 14h and 22min.On the first day of May in Adelphi, Ohio, sunrise is at 6:30 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:51 pm EDT.
Sunshine
In May, the average sunshine in Adelphi is 9h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.Note: In May, a regular UV index of 6 translates into these guidelines:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Adelphi, OH
- Average high temperature in May: 72.7°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34.9°F).
- Average low temperature in May: 54°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).
Average pressure in May
Adelphi, OH
- Average pressure in May: 29.99"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Adelphi, OH
- Average wind speed in May: 6.9mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in May
Adelphi, OH
- Average humidity in May: 79%
The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in May
Adelphi, OH
- Average rainfall in May: 3.74"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in May
Adelphi, OH
- Average rainfall days in May: 18.8 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (9.7 days).
Average snowfall in May
Adelphi, OH
- Average snowfall in May: 0"
The months with the highest snowfall are January and February (3.43").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Adelphi, OH
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Adelphi, OH
- Average daylight in May: 14h and 24min
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 24min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in May
Adelphi, OH
- Average sunshine days in May: 9.2 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in May
Adelphi, OH
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Adelphi, OH
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in May
Adelphi, OH
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).





