May weather forecastGrainfield, KS
May
Weather in May
May, the last month of the spring in Grainfield, is a warm month, with an average temperature fluctuating between 52°F (11.1°C) and 73.8°F (23.2°C).Temperature
A shift in the average high-temperature is noticeable in May, changing from an enjoyable 64.8°F (18.2°C) in April to a warm 73.8°F (23.2°C). Grainfield's May nights cool down significantly from the day's heat, to an average low-temperature of 52°F (11.1°C).Humidity
The average relative humidity in May is 59%.Rainfall
May is the month with the most rainfall. Rain falls for 13.4 days and accumulates 2.36" (60mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In May, the average length of the day in Grainfield is 14h and 20min.On the first day of the month, sunrise is at 6:42 am and sunset at 8:35 pm. On the last day of May, sunrise is at 6:17 am and sunset at 9:01 pm CDT.
Sunshine
The average sunshine in May is 10.2h.UV index
The average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 6 in May interprets into the following recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Grainfield, KS
- Average high temperature in May: 73.8°F
The warmest month (with the highest average high temperature) is July (92.5°F).
The month with the lowest average high temperature is December (41.9°F).
- Average low temperature in May: 52°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in May
Grainfield, KS
- Average pressure in May: 29.88"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.81"Hg).
Average wind speed in May
Grainfield, KS
- Average wind speed in May: 11.6mph
The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (10.1mph).
Average humidity in May
Grainfield, KS
- Average humidity in May: 59%
The months with the highest relative humidity are January and December (63%).
The month with the lowest relative humidity is July (50%).
Average rainfall in May
Grainfield, KS
- Average rainfall in May: 2.36"
The wettest month (with the highest rainfall) is May (2.36").
The driest months (with the least rainfall) are January and November (0.39").
Average rainfall days in May
Grainfield, KS
- Average rainfall days in May: 13.4 days
The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is November (4 days).
Average snowfall in May
Grainfield, KS
- Average snowfall in May: 0"
The month with the highest snowfall is December (1.06").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Grainfield, KS
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (3.9 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
Grainfield, KS
- Average daylight in May: 14h and 18min
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: 10h and 12min
The months with the most sunshine are June and July (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in May
Grainfield, KS
- Average sunshine days in May: 15.2 days
The month with the most sunshine days is December (23.7 days).
The months with the least sunshine days are June and July (14.7 days).
Average UV index in May
Grainfield, KS
- Average UV index in May: 6
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Grainfield, KS
- Average cloud cover in May: 29
The months with the most cloud cover are February and April (Cloud cover 31).
The month with the least cloud cover is June (Cloud cover 17).
Average visibility in May
Grainfield, KS
- 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).





