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 commencement of May sees a shift in the average high-temperature, moving from a mild 58.8°F (14.9°C) in April to an agreeable 70.7°F (21.5°C). An average low-temperature of 50.2°F (10.1°C) marks the month of May.Humidity
In Salem, the average relative humidity in May is 78%.Rainfall
In Salem, during May, the rain falls for 19.3 days and regularly aggregates up to 2.95" (75mm) of precipitation. Throughout the year, there are 173.3 rainfall days, and 30.71" (780mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Salem aggregates 0.04" (1mm) of snow. In Salem, Ohio, during the entire year, snow falls for 70 days and aggregates up to 26.54" (674mm) of snow.Daylight
In Salem, the average length of the day in May is 14h and 29min.On the first day of May, sunrise is at 6:20 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 8:48 pm EDT.
Sunshine
In Salem, the average sunshine in May is 8.6h.UV index
In May, the average daily maximum UV index in Salem is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high daily UV index of 5 during May translates into the following directions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Salem have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Salem have in May?
What is the UV index reading in May?
Average temperature in May
Salem, OH
- Average high temperature in May: 70.7°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in May: 50.2°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in May
Salem, OH
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Salem, OH
- Average wind speed in May: 6.5mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in May
Salem, OH
- Average humidity in May: 78%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in May
Salem, OH
- Average rainfall in May: 2.95"
The wettest month (with the highest rainfall) is June (3.11").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in May
Salem, OH
- Average rainfall days in May: 19.3 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (9 days).
Average snowfall in May
Salem, OH
- Average snowfall in May: 0.04"
The month with the highest snowfall is January (6.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Salem, OH
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (17.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Salem, OH
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in May
Salem, OH
- Average sunshine days in May: 10.1 days
The month with the most sunshine days is November (13.8 days).
The month with the least sunshine days is February (7.3 days).
Average UV index in May
Salem, OH
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Salem, OH
- Average cloud cover in May: 45
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in May
Salem, OH
- Average visibility in May: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Salem, Ohio, USA
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