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
Harcourt in May experiences an increase in the average high-temperature, moving from April's refreshing 58.6°F (14.8°C) to an agreeable 69.4°F (20.8°C). Throughout the month of May, Harcourt expects an average low of 52.9°F (11.6°C).Humidity
In Harcourt, the average relative humidity in May is 74%.Rainfall
May is the month with the most rainfall. Rain falls for 16.1 days and accumulates 4.06" (103mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Harcourt aggregates 0.24" (6mm) of snow. Throughout the year, in Harcourt, there are 37.8 snowfall days, and 15.39" (391mm) of snow is accumulated.Daylight
In Harcourt, the average length of the day in May is 14h and 37min.On the first day of the month, sunrise is at 6:10 am and sunset at 8:16 pm. On the last day of May, sunrise is at 5:42 am and sunset at 8:46 pm CDT.
Sunshine
In Harcourt, Iowa, the average sunshine in May is 8.4h.UV index
In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Harcourt in May?
What is the average humidity in May?
What is the wettest month?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May in Harcourt?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index intensity in May in Harcourt?
Average temperature in May
Harcourt, IA
- Average high temperature in May: 69.4°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 (26.8°F).
- Average low temperature in May: 52.9°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure in May
Harcourt, 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
Harcourt, IA
- Average wind speed in May: 9.1mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7mph).
Average humidity in May
Harcourt, IA
- Average humidity in May: 74%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (69%).
Average rainfall in May
Harcourt, IA
- Average rainfall in May: 4.06"
The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days in May
Harcourt, IA
- Average rainfall days in May: 16.1 days
The month with the highest number of rainy days is June (16.7 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in May
Harcourt, IA
- Average snowfall in May: 0.24"
The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Harcourt, IA
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Harcourt, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in May
Harcourt, IA
- Average sunshine days in May: 13.4 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in May
Harcourt, 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
Harcourt, 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
Harcourt, IA
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Harcourt, Iowa, USA
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