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 arrival of May brings an increase in high-temperatures, moving from a mild 59.4°F (15.2°C) in April to a pleasant 70.3°F (21.3°C). During the month of May, the temperature generally drops to a low average of 53.2°F (11.8°C).Humidity
In Smithland, the average relative humidity in May is 70%.Rainfall
May is the month with the most rainfall. Rain falls for 16.6 days and accumulates 3.31" (84mm) of precipitation.Snowfall
In Smithland, snow does not fall in May through September.Daylight
In May, the average length of the day is 14h and 37min.On the first day of the month, sunrise is at 6:17 am and sunset at 8:23 pm. On the last day of May, sunrise is at 5:49 am and sunset at 8:53 pm CDT.
Sunshine
The average sunshine in May is 8.9h.UV index
The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: An average maximum UV index of 5 in May leads to these recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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?
What is the wettest month?
How much does it rain in May?
When it does not snow?
Does it snow in May?
How many hours of daylight does Smithland have in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index intensity in May?
Average temperature in May
Smithland, IA
- Average high temperature in May: 70.3°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in May: 53.2°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure in May
Smithland, IA
- Average pressure in May: 29.92"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in May
Smithland, IA
- Average wind speed in May: 9.3mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).
Average humidity in May
Smithland, IA
- Average humidity in May: 70%
The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are April and October (66%).
Average rainfall in May
Smithland, IA
- Average rainfall in May: 3.31"
The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in May
Smithland, IA
- 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 (2.7 days).
Average snowfall in May
Smithland, IA
- Average snowfall in May: 0"
The month with the highest snowfall is February (3.03").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Smithland, IA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Smithland, IA
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in May
Smithland, IA
- Average sunshine days in May: 12.1 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (12 days).
Average UV index in May
Smithland, IA
- 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 February and December (UV index 1).
Average cloud cover in May
Smithland, IA
- Average cloud cover in May: 39
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in May
Smithland, 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).
Smithland, Iowa, USA
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