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 comes with an increase, with the average high-temperature moving from a refreshing 61.7°F (16.5°C) in April to a pleasant 71.8°F (22.1°C). Northboro records an average temperature drop to a cool 54.5°F (12.5°C) in May.Humidity
In May, the average relative humidity in Northboro is 74%.Rainfall
In Northboro, Iowa, during May, the rain falls for 16.3 days and regularly aggregates up to 4.13" (105mm) of precipitation. Throughout the year, there are 125.6 rainfall days, and 26.14" (664mm) of precipitation is accumulated.Snowfall
In Northboro, snow does not fall in May through September.Daylight
The average length of the day in May is 14h and 28min.On the first day of May in Northboro, sunrise is at 6:18 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:45 pm CDT.
Sunshine
The average sunshine in May in Northboro, Iowa, is 8.8h.UV index
In Northboro, Iowa, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In May, the maximum UV index of 5 translates into these guidelines:
Undertake protective steps - Recommendations to avoid sunburn are issued. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Northboro?
What is the average humidity in May in Northboro?
How many days does it rain in May in Northboro?
When it does not snow in Northboro?
Does it snow in Northboro in May?
What is the average length of the day in May in Northboro?
When are sunrise and sunset in May in Northboro?
How long on average sun shines in May in Northboro?
What is the UV index reading in May in Northboro?
Average temperature in May
Northboro, IA
- Average high temperature in May: 71.8°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in May: 54.5°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in May
Northboro, IA
- Average pressure in May: 29.92"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in May
Northboro, IA
- Average wind speed in May: 8.6mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in May
Northboro, IA
- Average humidity in May: 74%
The months with the highest relative humidity are January and July (79%).
The month with the lowest relative humidity is October (67%).
Average rainfall in May
Northboro, IA
- Average rainfall in May: 4.13"
The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in May
Northboro, IA
- Average rainfall days in May: 16.3 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (3.9 days).
Average snowfall in May
Northboro, IA
- Average snowfall in May: 0"
The month with the highest snowfall is January (3.11").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Northboro, IA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Northboro, IA
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in May
Northboro, IA
- Average sunshine days in May: 12.4 days
The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in May
Northboro, IA
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Northboro, IA
- Average cloud cover in May: 40
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in May
Northboro, IA
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Northboro, Iowa, USA
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