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
May's onset is marked by a temperature increase, moving from a mild 58.6°F (14.8°C) in April to an agreeable 69.3°F (20.7°C). Deep River records an average low of 52.3°F (11.3°C) throughout the nights in May.Humidity
The average relative humidity in May in Deep River is 79%.Rainfall
May is the month with the most rainfall. Rain falls for 18.8 days and accumulates 4.57" (116mm) of precipitation.Snowfall
Months with snowfall in Deep River are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Deep River aggregates 0.12" (3mm) of snow. In Deep River, during the entire year, snow falls for 39 days and aggregates up to 16.65" (423mm) of snow.Daylight
The average length of the day in May in Deep River is 14h and 33min.On the first day of May in Deep River, sunrise is at 6:05 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:36 pm CDT.
Sunshine
The average sunshine in May in Deep River is 8.6h.UV index
In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 5 in May leads to these recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Boost your sun resistance with garments that are densely woven yet spacious. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
What is the average May temperature in Deep River?
What is the average humidity in May in Deep River?
What is the rainiest month in Deep River?
How much does it rain in Deep River in May?
What is the last month it snows in Deep River?
How many hours of daylight does Deep River have in May?
When are sunrise and sunset in May in Deep River?
How many hours of sunshine does Deep River have in May?
How high is the UV index in May in Deep River?
Average temperature in May
Deep River, IA
- Average high temperature in May: 69.3°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (27.1°F).
- Average low temperature in May: 52.3°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).
Average pressure in May
Deep River, IA
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in May
Deep River, IA
- Average wind speed in May: 9.1mph
The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in May
Deep River, IA
- Average humidity in May: 79%
The months with the highest relative humidity are January and July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Deep River, IA
- Average rainfall in May: 4.57"
The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in May
Deep River, IA
- Average rainfall days in May: 18.8 days
The month with the highest number of rainy days is June (18.9 days).
The month with the least rainy days is February (5 days).
Average snowfall in May
Deep River, IA
- Average snowfall in May: 0.12"
The month with the highest snowfall is February (5.24").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Deep River, IA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Deep River, IA
- Average daylight in May: 14h and 3min
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 12min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in May
Deep River, IA
- Average sunshine days in May: 9.6 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (8.3 days).
Average UV index in May
Deep River, IA
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in May
Deep River, IA
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in May
Deep River, 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).
Deep River, Iowa, USA
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