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
With the onset of May, Hull's average high-temperature experiences a rise, moving from April's mild 56.1°F (13.4°C) to a pleasant 68.2°F (20.1°C). In Hull, an average temperature of 51.3°F (10.7°C) is noted during May nights.Humidity
The average relative humidity in May is 69%.Rainfall
In Hull, in May, during 16.3 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. Throughout the year, there are 117.7 rainfall days, and 21.42" (544mm) of precipitation is accumulated.Snowfall
Months with snowfall in Hull, Iowa, are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Hull aggregates 0.12" (3mm) of snow. Throughout the year, there are 43.5 snowfall days, and 15.91" (404mm) of snow is accumulated.Daylight
In Hull, the average length of the day in May is 14h and 42min.On the first day of May, sunrise is at 6:16 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:57 pm CDT.
Sunshine
The average sunshine in May is 8.8h.UV index
In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 5 in May translates into the following instructions:
Ensure safety - Imperative it is to shield skin and eyes from damage. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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?
How many days does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When are sunrise and sunset in May?
How many hours of sunshine does Hull have in May?
What is the UV index intensity in May?
Average temperature in May
Hull, IA
- Average high temperature in May: 68.2°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (23.4°F).
- Average low temperature in May: 51.3°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).
Average pressure in May
Hull, 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
Hull, IA
- Average wind speed in May: 9.7mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in May
Hull, IA
- Average humidity in May: 69%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (67%).
Average rainfall in May
Hull, IA
- Average rainfall in May: 2.91"
The wettest month (with the highest rainfall) is June (3.35").
The driest months (with the least rainfall) are January and February (0.67").
Average rainfall days in May
Hull, IA
- Average rainfall days in May: 16.3 days
The month with the highest number of rainy days is June (16.4 days).
The month with the least rainy days is February (3 days).
Average snowfall in May
Hull, IA
- Average snowfall in May: 0.12"
The month with the highest snowfall is February (3.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Hull, IA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Hull, IA
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- 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 6min).
Average sunshine days in May
Hull, IA
- Average sunshine days in May: 13.3 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in May
Hull, IA
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in May
Hull, IA
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in May
Hull, IA
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Hull, Iowa, USA
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