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
Noticing a change, the average high-temperature during May moves from April's refreshing 59.9°F (15.5°C) to a pleasant 71.1°F (21.7°C). In May, the average low-temperature is a fresh 53.2°F (11.8°C).Humidity
In Galena, Ohio, the average relative humidity in May is 79%.Rainfall
The month with the most rainfall is May, when the rain falls for 16.6 days and typically aggregates up to 2.2" (56mm) of precipitation.Snowfall
In Galena, snow does not fall in May through October.Daylight
In Galena, the average length of the day in May is 14h and 26min.On the first day of May in Galena, sunrise is at 6:29 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:54 pm EDT.
Sunshine
In May, the average sunshine is 9h.UV index
In Galena, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 5 during May translates into the following guidance:
Guard yourself - Avoiding sunburn is suggested. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What is the temperature in May in Galena?
What is the average humidity in May in Galena?
What is the rainiest month in Galena?
How many days does it rain in May in Galena?
When it does not snow in Galena?
Does it snow in Galena in May?
How many hours of daylight does Galena have in May?
When is the sunrise / sunset in May in Galena?
How many hours of sunshine does Galena have in May?
What is the UV index intensity in May in Galena?
Average temperature in May
Galena, OH
- Average high temperature in May: 71.1°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in May: 53.2°F
The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in May
Galena, OH
- Average pressure in May: 29.98"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Galena, OH
- Average wind speed in May: 7.6mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in May
Galena, OH
- Average humidity in May: 79%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are April, October and November (76%).
Average rainfall in May
Galena, OH
- Average rainfall in May: 2.2"
The wettest month (with the highest rainfall) is May (2.2").
The driest month (with the least rainfall) is September (0.79").
Average rainfall days in May
Galena, OH
- Average rainfall days in May: 16.6 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is February (7 days).
Average snowfall in May
Galena, OH
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Galena, OH
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Galena, OH
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
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 30min).
Average sunshine days in May
Galena, OH
- Average sunshine days in May: 11.4 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in May
Galena, OH
- Average UV index in May: 5
The months with the highest UV index are 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
Galena, OH
- Average cloud cover in May: 40
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in May
Galena, OH
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Galena, Ohio, USA
Weather forecast for your location
2. Allow the app to use your location
