June weather forecastDelta, IA
June
Weather in June
June, the first month of the summer in Delta, is a moderately hot month, with an average temperature fluctuating between 63.1°F (17.3°C) and 79.3°F (26.3°C).Temperature
The shift into June is characterized by a rise in the average high-temperature, transitioning from May's pleasant 70°F (21.1°C) to a moderately hot 79.3°F (26.3°C). Delta's average low-temperature for the month of June records at a comfortable 63.1°F (17.3°C).Humidity
In June, the average relative humidity in Delta is 82%.Rainfall
In June, in Delta, the rain falls for 17.2 days. Throughout June, 4.02" (102mm) of precipitation is accumulated. In Delta, during the entire year, the rain falls for 137.9 days and collects up to 27.76" (705mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The month with the longest days is June, with an average of 15h and 6min of daylight.On the first day of the month, sunrise is at 5:37 am and sunset at 8:36 pm. On the last day of June, in Delta, sunrise is at 5:39 am and sunset at 8:46 pm CDT.
Sunshine
In June, the average sunshine is 9.8h.UV index
June and July, with an average maximum UV index of 6, are months with the highest UV index in Delta, Iowa. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 6 in June interprets into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Delta, IA
- Average high temperature in June: 79.3°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in June: 63.1°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).
Average pressure in June
Delta, IA
- Average pressure in June: 29.89"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in June
Delta, IA
- Average wind speed in June: 7.8mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).
Average humidity in June
Delta, IA
- Average humidity in June: 82%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall in June
Delta, IA
- Average rainfall in June: 4.02"
The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in June
Delta, IA
- Average rainfall days in June: 17.2 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in June
Delta, IA
- Average snowfall in June: 0"
The month with the highest snowfall is January (4.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in June
Delta, IA
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in June /
Average sunshine in June
Delta, IA
- Average daylight in June: 15h and 6min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in June: 9h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in June
Delta, IA
- Average sunshine days in June: 10.3 days
The month with the most sunshine days is December (19.1 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in June
Delta, IA
- Average UV index in June: 6
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 June
Delta, IA
- Average cloud cover in June: 33
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility in June
Delta, IA
- Average visibility in June: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).





