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
May's onset brings a rise in the average high-temperature, moving from a moderate 58.1°F (14.5°C) in April to an agreeable 70.3°F (21.3°C). May nights cool down to an average low-temperature of 53.1°F (11.7°C).Humidity
In May, the average relative humidity is 77%.Rainfall
The month with the most rainfall is May, when the rain falls for 16.3 days and typically aggregates up to 2.09" (53mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Grabill aggregates 0.04" (1mm) of snow. In Grabill, during the entire year, snow falls for 45.1 days and aggregates up to 7.8" (198mm) of snow.Daylight
In Grabill, the average length of the day in May is 14h and 31min.On the first day of May, sunrise is at 6:36 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 9:06 pm EDT.
Sunshine
The average sunshine in May is 8.6h.UV index
In Grabill, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum UV index of 5 in May translates into the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May?
What is the rainiest month?
How much does it rain in Grabill in May?
What is the last month it snows?
How many hours of daylight does Grabill have in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Grabill have in May?
How high is the UV index in May?
Average temperature in May
Grabill, IN
- Average high temperature in May: 70.3°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 (30.6°F).
- Average low temperature in May: 53.1°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 (19°F).
Average pressure in May
Grabill, IN
- Average pressure in May: 29.97"Hg
The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Grabill, IN
- Average wind speed in May: 8.4mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in May
Grabill, IN
- Average humidity in May: 77%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in May
Grabill, IN
- Average rainfall in May: 2.09"
The wettest month (with the highest rainfall) is May (2.09").
The driest month (with the least rainfall) is February (0.87").
Average rainfall days in May
Grabill, IN
- Average rainfall days in May: 16.3 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (6.5 days).
Average snowfall in May
Grabill, IN
- Average snowfall in May: 0.04"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Grabill, IN
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Grabill, IN
- 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 July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in May
Grabill, IN
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in May
Grabill, IN
- Average UV index in May: 5
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Grabill, IN
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in May
Grabill, IN
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Grabill, Indiana, USA
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