May weather forecastCarbon, IA
May
Weather in May
The last month of the spring, May, is an agreeable month in Carbon, Iowa, with an average temperature varying between 53.1°F (11.7°C) and 70.2°F (21.2°C).Temperature
Carbon's transition into May brings a rise in the average high-temperature, moving from a moderate 60.1°F (15.6°C) in April to an agreeable 70.2°F (21.2°C). The average temperature during May nights is registered at a fresh 53.1°F (11.7°C).Humidity
In Carbon, the average relative humidity in May is 78%.Rainfall
In Carbon, during May, the rain falls for 16.5 days and regularly aggregates up to 3.19" (81mm) of precipitation. In Carbon, during the entire year, the rain falls for 115.1 days and collects up to 19.21" (488mm) of precipitation.Snowfall
May through September are months without snowfall in Carbon, Iowa.Daylight
In Carbon, Iowa, the average length of the day in May is 14h and 30min.On the first day of the month, sunrise is at 6:16 am and sunset at 8:16 pm. On the last day of May, sunrise is at 5:49 am and sunset at 8:44 pm CDT.
Sunshine
In Carbon, the average sunshine in May is 8.5h.UV index
In May, the average daily maximum UV index in Carbon is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: A maximum high daily UV index of 5 during May translates into the following directions:
Undertake precautions - Guarding against sun damage is counselled. To avoid the Sun's strongest rays, limit exposure around the mid-day period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Carbon, IA
- Average high temperature in May: 70.2°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in May: 53.1°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (16°F).
Average pressure in May
Carbon, IA
- Average pressure in May: 29.93"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in May
Carbon, IA
- Average wind speed in May: 8.8mph
The windiest months (with the highest average wind speed) are March and April (10.5mph).
The calmest month (with the lowest average wind speed) is July (7mph).
Average humidity in May
Carbon, IA
- Average humidity in May: 78%
The months with the highest relative humidity are January and June (81%).
The month with the lowest relative humidity is October (70%).
Average rainfall in May
Carbon, IA
- Average rainfall in May: 3.19"
The wettest month (with the highest rainfall) is June (3.74").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in May
Carbon, IA
- Average rainfall days in May: 16.5 days
The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is February (3 days).
Average snowfall in May
Carbon, IA
- Average snowfall in May: 0"
The month with the highest snowfall is January (2.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Carbon, IA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Carbon, IA
- Average daylight in May: 14h and 30min
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 30min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in May
Carbon, IA
- Average sunshine days in May: 12 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is May (12 days).
Average UV index in May
Carbon, IA
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in May
Carbon, IA
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July and September (Cloud cover 29).
Average visibility in May
Carbon, IA
- 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).





