June weather forecast
Castle Grove, IA

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Weather in June

June, the first month of the summer in Castle Grove, is a warm month, with an average temperature ranging between max 77°F (25°C) and min 60.4°F (15.8°C).

Temperature

The arrival of June introduces a minor uplift in high-temperatures, adjusting from an agreeable 68.4°F (20.2°C) in May to a moderately hot 77°F (25°C). Throughout June, Castle Grove's nights cool down to an average of 60.4°F (15.8°C).

Humidity

In Castle Grove, the average relative humidity in June is 83%.

Rainfall

In Castle Grove, during June, the rain falls for 17.3 days and regularly aggregates up to 3.78" (96mm) of precipitation. Throughout the year, there are 142.5 rainfall days, and 28.27" (718mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

With an average of 15h and 12min of daylight, June has the longest days of the year in Castle Grove.
On the first day of the month, sunrise is at 5:30 am and sunset at 8:35 pm. On the last day of June, sunrise is at 5:32 am and sunset at 8:45 pm CDT.

Sunshine

In Castle Grove, the average sunshine in June is 9.6h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index in Castle Grove. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: A maximum UV index of 6 in June translates into the following recommendations:
Fend off overexposure. Sun protection is vital. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

What are June temperatures in Castle Grove?

The high-temperature, in June, in Castle Grove, is 77°F (25°C), while the low-temperature averages to 60.4°F (15.8°C).

What is the average humidity in June in Castle Grove?

The average relative humidity in June in Castle Grove, Iowa, is 83%.

How much does it rain in Castle Grove in June?

In June, in Castle Grove, Iowa, the rain falls for 17.3 days. Throughout June, 3.78" (96mm) of precipitation is accumulated.

When it does not snow in Castle Grove?

May through September are months without snowfall in Castle Grove, Iowa.

When are the longest days in Castle Grove?

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

How many hours of daylight does Castle Grove have in June?

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

When are sunrise and sunset in June in Castle Grove?

In June, on the first day of the month, sunrise is at 5:30 am and sunset at 8:35 pm. On the last day of the month, in Castle Grove, Iowa, sunrise is at 5:32 am and sunset at 8:45 pm CDT.

How many hours of sunshine does Castle Grove have in June?

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

What is the month with the highest UV index in Castle Grove?

The months with the highest UV index in Castle Grove, Iowa, are June and July, with an average maximum UV index of 6.

What is the UV index intensity in June in Castle Grove?

The average daily maximum UV index in June in Castle Grove, Iowa, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
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
Castle Grove, IA

Average temperature in June - Castle Grove, IA
  • Average high temperature in June: 77°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 (25.2°F).

  • Average low temperature in June: 60.4°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

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Average pressure in June
Castle Grove, IA

Average pressure in June - Castle Grove, 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
Castle Grove, IA

Average wind speed in June - Castle Grove, IA
  • Average wind speed in June: 7.8mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

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Average humidity in June
Castle Grove, IA

Average humidity in June - Castle Grove, IA
  • Average humidity in June: 83%

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

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Average rainfall in June
Castle Grove, IA

Average rainfall in June - Castle Grove, IA
  • Average rainfall in June: 3.78"

The wettest month (with the highest rainfall) is May (4.25").
The driest months (with the least rainfall) are January and February (1.26").

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Average rainfall days in June
Castle Grove, IA

Average rainfall days in June - Castle Grove, IA
  • Average rainfall days in June: 17.3 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (5.2 days).

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Average snowfall in June
Castle Grove, IA

Average snowfall in June - Castle Grove, IA
  • Average snowfall in June: 0"

The month with the highest snowfall is January (5.04").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Castle Grove, IA

Average snowfall days in June - Castle Grove, IA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in June /
Average sunshine in June
Castle Grove, IA

Average daylight in June / Average sunshine in June - Castle Grove, 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 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in June
Castle Grove, IA

Average sunshine days in June - Castle Grove, 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).

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Average UV index in June
Castle Grove, IA

Average UV index in June - Castle Grove, 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 and December (UV index 1).

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Average cloud cover in June
Castle Grove, IA

Average cloud cover in June - Castle Grove, IA
  • Average cloud cover in June: 35

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in June
Castle Grove, IA

Average visibility in June - Castle Grove, IA
  • Average visibility in June: 6mi

The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).

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Castle Grove, Iowa, USA

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