Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average snowfall in June
- Average snowfall days in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
With the onset of June, Postville experiences a temperature shift, with the average high-temperature moving from an enjoyable 65.8°F (18.8°C) in May to a warm 75.4°F (24.1°C). During the month of June, the nighttime temperature falls to an average of 58.6°F (14.8°C).Humidity
In June, the average relative humidity in Postville is 84%.Rainfall
The month with the most rainfall is June, when the rain falls for 17.7 days and typically aggregates up to 4.33" (110mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
With an average of 15h and 18min of daylight, June has the longest days of the year in Postville.On the first day of June in Postville, sunrise is at 5:29 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:49 pm CDT.
Sunshine
The average sunshine in June is 9.2h.UV index
The average daily maximum UV index in June in Postville is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The average daily UV index of 5 in June transforms into the following instructions:
Be vigilant - Preventing sunburn is recommended. To guard against the harmful effects of the Sun, minimize exposure during midday. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average June temperature in Postville?
What is the average humidity in June in Postville?
What is the wettest month in Postville?
How much does it rain in Postville in June?
When it does not snow in Postville?
Does it snow in Postville in June?
When are the longest days in Postville?
What is the average length of the day in June in Postville?
What time are sunrise and sunset in June in Postville?
How many hours of sunshine does Postville have in June?
How high is the UV index in June in Postville?
Average temperature in June
Postville, IA
- Average high temperature in June: 75.4°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in June: 58.6°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in June
Postville, IA
- Average pressure in June: 29.89"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in June
Postville, IA
- Average wind speed in June: 7.9mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in June
Postville, IA
- Average humidity in June: 84%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (75%).
Average rainfall in June
Postville, IA
- Average rainfall in June: 4.33"
The wettest month (with the highest rainfall) is June (4.33").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in June
Postville, IA
- Average rainfall days in June: 17.7 days
The month with the highest number of rainy days is June (17.7 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in June
Postville, IA
- Average snowfall in June: 0"
The month with the highest snowfall is February (5.16").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in June
Postville, IA
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in June /
Average sunshine in June
Postville, IA
- Average daylight in June: 15h and 2min
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 6min).
- Average sunshine in June: 9h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in June
Postville, IA
- Average sunshine days in June: 10.5 days
The month with the most sunshine days is September (17 days).
The month with the least sunshine days is June (10.5 days).
Average UV index in June
Postville, IA
- Average UV index in June: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in June
Postville, IA
- Average cloud cover in June: 38
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in June
Postville, IA
- Average visibility in June: 6mi
The months with the highest visibility are March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and July (5mi).
Postville, Iowa, USA
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