June weather forecast
Castana, IA

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Weather in June

June, the first month of the summer in Castana, is a moderately hot month, with an average temperature ranging between min 63.1°F (17.3°C) and max 80.2°F (26.8°C).

Temperature

June sees a temperature increase, moving from a pleasant 70.3°F (21.3°C) in May to a moderately hot 80.2°F (26.8°C). Castana's temperature in June lowers to a consistent average of 63.1°F (17.3°C) during the nights.

Humidity

In June, the average relative humidity is 76%.

Rainfall

In June, the rain falls for 16 days. Throughout June, 3.15" (80mm) of precipitation is accumulated. In Castana, during the entire year, the rain falls for 117.6 days and collects up to 21.89" (556mm) of precipitation.

Snowfall

In Castana, 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 5:49 am and sunset at 8:53 pm. On the last day of June, sunrise is at 5:51 am and sunset at 9:03 pm CDT.

Sunshine

In Castana, the average sunshine in June is 10h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: An average UV index of 6 in June transforms into this advice:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Updated: Jul 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Castana in June?

In Castana, 80.2°F (26.8°C) is the average high-temperature and 63.1°F (17.3°C) is the average low-temperature during June.

What is the average humidity in June?

In Castana, the average relative humidity in June is 76%.

How many days does it rain in June?

In Castana, during June, the rain falls for 16 days and regularly aggregates up to 3.15" (80mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

When are the longest days?

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

How many hours of daylight does Castana have in June?

The average day length in June is 15h and 12min.

What time are sunrise and sunset in June?

On the first day of June, sunrise is at 5:49 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 9:03 pm CDT.

How long on average sun shines in June?

In Castana, the average sunshine duration in June is 10h.

What is the month with the highest UV index in Castana?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

How high is the UV index in June?

In Castana, the average daily maximum UV index in June is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
Castana, IA

Average temperature in June - Castana, IA
  • Average high temperature in June: 80.2°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in June: 63.1°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

Average pressure in June
Castana, IA

Average pressure in June - Castana, IA
  • Average pressure in June: 29.86"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in June
Castana, IA

Average wind speed in June - Castana, IA
  • Average wind speed in June: 8.7mph

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).

Average humidity in June
Castana, IA

Average humidity in June - Castana, IA
  • Average humidity in June: 76%

The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are April and October (66%).

Average rainfall in June
Castana, IA

Average rainfall in June - Castana, IA
  • Average rainfall in June: 3.15"

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in June
Castana, IA

Average rainfall days in June - Castana, IA
  • Average rainfall days in June: 16 days

The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is February (2.7 days).

Average snowfall in June
Castana, IA

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

The month with the highest snowfall is February (3.03").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Castana, IA

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

The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in June / Average sunshine in June - Castana, 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: 10h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in June
Castana, IA

Average sunshine days in June - Castana, IA
  • Average sunshine days in June: 12 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (12 days).

Average UV index in June
Castana, IA

Average UV index in June - Castana, 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 February and December (UV index 1).

Average cloud cover in June
Castana, IA

Average cloud cover in June - Castana, 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 26).

Average visibility in June
Castana, IA

Average visibility in June - Castana, 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).

Castana, Iowa, USA

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