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 start of May brings a rise in the average high-temperature, moving from a mild 55.9°F (13.3°C) in April to a pleasant 68.2°F (20.1°C). Fallow's average low-temperature is measured at a cool 52.2°F (11.2°C) during May.Humidity
The average relative humidity in May in Fallow, Iowa, is 69%.Rainfall
In Fallow, in May, during 18.1 rainfall days, 3.7" (94mm) of precipitation is typically accumulated. Throughout the year, there are 138 rainfall days, and 26.77" (680mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Fallow. May is the last month it regularly snows. During 0.3 snowfall days, in May, Fallow aggregates 0.2" (5mm) of snow. In Fallow, Iowa, during the entire year, snow falls for 51.6 days and aggregates up to 23.03" (585mm) of snow.Daylight
In May, the average length of the day in Fallow is 14h and 42min.On the first day of the month, sunrise is at 6:11 am and sunset at 8:21 pm. On the last day of May, in Fallow, sunrise is at 5:42 am and sunset at 8:51 pm CDT.
Sunshine
In Fallow, the average sunshine in May is 8.6h.UV index
In May, the average daily maximum UV index in Fallow is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: A daily high UV index of 5 in May leads to these guidelines:
Guard yourself - Precautionary measures against sun damage are advocated. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
What is the average May temperature in Fallow?
What is the average humidity in May in Fallow?
How many days does it rain in May in Fallow?
What is the last month it snows in Fallow?
What is the average length of the day in May in Fallow?
What time are sunrise and sunset in May in Fallow?
How many hours of sunshine does Fallow have in May?
How high is the UV index in May in Fallow?
Average temperature in May
Fallow, IA
- Average high temperature in May: 68.2°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (23.2°F).
- Average low temperature in May: 52.2°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).
Average pressure in May
Fallow, 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
Fallow, IA
- Average wind speed in May: 9.6mph
The windiest months (with the highest average wind speed) are January and April (11mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity in May
Fallow, 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 (68%).
Average rainfall in May
Fallow, IA
- Average rainfall in May: 3.7"
The wettest month (with the highest rainfall) is June (4.25").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in May
Fallow, IA
- Average rainfall days in May: 18.1 days
The month with the highest number of rainy days is June (20 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in May
Fallow, IA
- Average snowfall in May: 0.2"
The month with the highest snowfall is February (5.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Fallow, IA
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Fallow, 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 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 0min).
Average sunshine days in May
Fallow, IA
- Average sunshine days in May: 10.5 days
The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (8.1 days).
Average UV index in May
Fallow, IA
- Average UV index in May: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in May
Fallow, IA
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and September (Cloud cover 31).
Average visibility in May
Fallow, 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).
Fallow, Iowa, USA
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