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
Observing a rise in May, the average high-temperature goes from April's refreshing 56.1°F (13.4°C) to an agreeable 68.2°F (20.1°C). In Saint Donatus, May nights witness a steady temperature drop to a cool 50.7°F (10.4°C).Humidity
In May, the average relative humidity in Saint Donatus is 80%.Rainfall
The month with the most rainfall is May, when the rain falls for 19.8 days and typically aggregates up to 4.13" (105mm) of precipitation.Snowfall
In Saint Donatus, snow does not fall in May through September.Daylight
In Saint Donatus, the average length of the day in May is 14h and 37min.On the first day of the month, sunrise is at 5:56 am and sunset at 8:02 pm. On the last day of May, in Saint Donatus, sunrise is at 5:27 am and sunset at 8:32 pm CDT.
Sunshine
In May, the average sunshine in Saint Donatus is 8.4h.UV index
In May, the average daily maximum UV index in Saint Donatus, Iowa, is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In May, a daily UV index of 5 turns into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Saint Donatus?
What is the average humidity in May in Saint Donatus?
What is the wettest month in Saint Donatus?
How many days does it rain in May in Saint Donatus?
When it does not snow in Saint Donatus?
Does it snow in Saint Donatus in May?
What is the average length of the day in May in Saint Donatus?
What time are sunrise and sunset in May in Saint Donatus?
How long on average sun shines in May in Saint Donatus?
How high is the UV index in May in Saint Donatus?
Average temperature in May
Saint Donatus, IA
- Average high temperature in May: 68.2°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (25.7°F).
- Average low temperature in May: 50.7°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).
Average pressure in May
Saint Donatus, IA
- Average pressure in May: 29.95"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in May
Saint Donatus, IA
- Average wind speed in May: 8.8mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in May
Saint Donatus, IA
- Average humidity in May: 80%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (75%).
Average rainfall in May
Saint Donatus, IA
- Average rainfall in May: 4.13"
The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is January (1.22").
Average rainfall days in May
Saint Donatus, IA
- Average rainfall days in May: 19.8 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in May
Saint Donatus, IA
- Average snowfall in May: 0"
The month with the highest snowfall is January (4.61").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Saint Donatus, IA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (10.6 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
Saint Donatus, 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 6min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in May
Saint Donatus, IA
- Average sunshine days in May: 9.5 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (9.5 days).
Average UV index in May
Saint Donatus, IA
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Saint Donatus, IA
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 32).
Average visibility in May
Saint Donatus, IA
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
Saint Donatus, Iowa, USA
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