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
The commencement of June sees a shift in the average high-temperature, moving from an agreeable 69.4°F (20.8°C) in May to a moderately hot 79.3°F (26.3°C). During June, Harlan experiences a consistent low-temperature average of 63°F (17.2°C).Humidity
The average relative humidity in June is 78%.Rainfall
June is the month with the most rainfall in Harlan. Rain falls for 16.1 days and accumulates 2.64" (67mm) of precipitation.Snowfall
June through September are months without snowfall in Harlan.Daylight
With an average of 15h and 12min of daylight, June has the longest days of the year in Harlan, Iowa.On the first day of June, sunrise is at 5:48 am and sunset at 8:49 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:59 pm CDT.
Sunshine
The average sunshine in June in Harlan is 9.9h.UV index
The months with the highest UV index in Harlan are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 6 in June translates into this advice:
Resist extreme sun exposure. Guarding against solar damage is essential. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average June temperature in Harlan?
What is the average humidity in June in Harlan?
What is the wettest month in Harlan?
How many days does it rain in June in Harlan?
When it does not snow in Harlan?
Does it snow in Harlan in June?
When are the longest days in Harlan?
How many hours of daylight does Harlan have in June?
What time are sunrise and sunset in June in Harlan?
How many hours of sunshine does Harlan have in June?
When is the highest UV index in Harlan?
How high is the UV index in June in Harlan?
Average temperature in June
Harlan, IA
- Average high temperature in June: 79.3°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (27.3°F).
- Average low temperature in June: 63°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).
Average pressure in June
Harlan, IA
- Average pressure in June: 29.87"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in June
Harlan, IA
- Average wind speed in June: 8.5mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).
Average humidity in June
Harlan, IA
- Average humidity in June: 78%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (68%).
Average rainfall in June
Harlan, IA
- Average rainfall in June: 2.64"
The wettest month (with the highest rainfall) is June (2.64").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in June
Harlan, IA
- Average rainfall days in June: 16.1 days
The month with the highest number of rainy days is June (16.1 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in June
Harlan, IA
- Average snowfall in June: 0"
The month with the highest snowfall is February (2.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in June
Harlan, IA
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in June /
Average sunshine in June
Harlan, IA
- Average daylight in June: 15h and 1min
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 June: 9h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in June
Harlan, IA
- Average sunshine days in June: 11.4 days
The month with the most sunshine days is December (21.6 days).
The month with the least sunshine days is June (11.4 days).
Average UV index in June
Harlan, IA
- Average UV index in June: 6
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, October, November and December (UV index 2).
Average cloud cover in June
Harlan, IA
- Average cloud cover in June: 32
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in June
Harlan, IA
- Average visibility in June: 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).
Harlan, Iowa, USA
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