June weather forecast
Cass, IA

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Weather in June

The first month of the summer, June, is a moderately hot month in Cass, Iowa, with an average temperature fluctuating between 61.3°F (16.3°C) and 77.2°F (25.1°C).

Temperature

June's arrival coincides with a marginal rise in the average high-temperature, moving from May's agreeable 68.5°F (20.3°C) to a warm 77.2°F (25.1°C). In June, Cass experiences a temperature dip to an average of 61.3°F (16.3°C) at night.

Humidity

In Cass, Iowa, the average relative humidity in June is 83%.

Rainfall

In June, the rain falls for 16.8 days. Throughout June, 3.9" (99mm) of precipitation is accumulated. Throughout the year, there are 137.5 rainfall days, and 27.68" (703mm) of precipitation is accumulated.

Snowfall

In Cass, Iowa, snow does not fall in May through September.

Daylight

June has the longest days of the year, with an average of 15h and 12min of daylight.
On the first day of the month, sunrise is at 5:31 am and sunset at 8:35 pm. On the last day of June, in Cass, sunrise is at 5:32 am and sunset at 8:45 pm CDT.

Sunshine

The average sunshine in June in Cass is 9.6h.

UV index

The average daily maximum UV index in June in Cass, Iowa, is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In June, the maximum UV index of 5 translates into these guidelines:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. To guard against the harmful effects of the Sun, minimize exposure during midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What are June temperatures in Cass?

In June, the average high-temperature and low-temperature in Cass, Iowa, are 77.2°F (25.1°C) and 61.3°F (16.3°C) respectively.

What is the average humidity in June in Cass?

In Cass, Iowa, the average relative humidity in June is 83%.

How many days does it rain in June in Cass?

In Cass, Iowa, in June, during 16.8 rainfall days, 3.9" (99mm) of precipitation is typically accumulated.

When it does not snow in Cass?

In Cass, snow does not fall in May through September.

When are the longest days in Cass?

June has the longest days of the year, with an average of 15h and 12min of daylight.

What is the average length of the day in June in Cass?

In Cass, Iowa, the average day length in June is 15h and 13min.

When is the sunrise / sunset in June in Cass?

In June, on the first day of the month, sunrise is at 5:31 am and sunset at 8:35 pm. On the last day of the month, in Cass, Iowa, sunrise is at 5:32 am and sunset at 8:45 pm CDT.

How long on average sun shines in June in Cass?

In Cass, the average sunshine duration in June is 9.6h.

What is the UV index intensity in June in Cass?

In June, the average daily maximum UV index in Cass is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Cass, IA

Average temperature in June - Cass, IA
  • Average high temperature in June: 77.2°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (25.5°F).

  • Average low temperature in June: 61.3°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure in June
Cass, IA

Average pressure in June - Cass, IA
  • Average pressure in June: 29.9"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in June
Cass, IA

Average wind speed in June - Cass, IA
  • Average wind speed in June: 7.9mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average humidity in June
Cass, IA

Average humidity in June - Cass, IA
  • Average humidity in June: 83%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in June
Cass, IA

Average rainfall in June - Cass, IA
  • Average rainfall in June: 3.9"

The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is February (1.02").

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Average rainfall days in June
Cass, IA

Average rainfall days in June - Cass, IA
  • Average rainfall days in June: 16.8 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (4.1 days).

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Average snowfall in June
Cass, IA

Average snowfall in June - Cass, IA
  • Average snowfall in June: 0"

The month with the highest snowfall is January (5.16").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Cass, IA

Average snowfall days in June - Cass, IA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in June /
Average sunshine in June
Cass, IA

Average daylight in June / Average sunshine in June - Cass, 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 4min

The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in June
Cass, IA

Average sunshine days in June - Cass, IA
  • Average sunshine days in June: 11.2 days

The month with the most sunshine days is December (18.2 days).
The month with the least sunshine days is May (10.9 days).

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Average UV index in June
Cass, IA

Average UV index in June - Cass, IA
  • Average UV index in June: 5

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in June
Cass, IA

Average cloud cover in June - Cass, IA
  • Average cloud cover in June: 35

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in June
Cass, IA

Average visibility in June - Cass, 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).

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Cass, Iowa, USA

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