June weather forecast
Keokuk, IA

Weather in June

The first month of the summer, June, is a moderately hot month in Keokuk, Iowa, with average temperature varying between 81°F (27.2°C) and 63.9°F (17.7°C).

Temperature

In June, the average high-temperature increases, from a pleasant 71.6°F (22°C) in May, to a moderately hot 81°F (27.2°C). In June, in Keokuk, the average low-temperature is 63.9°F (17.7°C).

Heat index

The average heat index in June is evaluated at a hot 86.5°F (30.3°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'real feel', or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (pregnancy, differences in body mass, height, and shape, metabolic differences). Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

June and July, with an average relative humidity of 81%, are most humid months in Keokuk.

Rainfall

In Keokuk, it is raining for 16.9 days, with typically 3.35" (85mm) of accumulated precipitation. Throughout the year, there are 140.6 rainfall days, and 27.72" (704mm) of precipitation is accumulated.

Snowfall

In Keokuk snow does not fall in May through September.

Daylight

The month with the longest days is June, with an average of 15h of daylight.

Sunshine

In Keokuk, the average sunshine in June is 10.3h.

UV index

Months with the highest UV index in Keokuk are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. 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-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in June in Keokuk?

The average high-temperature, in June, is 81°F (27.2°C), while the average low-temperature is 63.9°F (17.7°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in June is evaluated at 86.5°F (30.3°C).

What is the most humid month in Keokuk?

Months with the highest humidity in Keokuk, Iowa, are June and July, with an average relative humidity of 81%.

What is the average humidity in June in Keokuk?

The average relative humidity in June in Keokuk is 81%.

How many days does it rain in June in Keokuk?

In Keokuk, Iowa, in June, during 16.9 rainfall days, 3.35" (85mm) of precipitation is typically accumulated.

When it does not snow in Keokuk?

May through September are months without snowfall.

When are the longest days in Keokuk?

With an average of 15h of daylight, June has the longest days of the year in Keokuk, Iowa.

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

The average length of the day in June in Keokuk, Iowa, is 15h.

How long on average sun shines in June in Keokuk?

The average sunshine in June in Keokuk is 10.3h.

When is the highest UV index in Keokuk?

Months with the highest UV index in Keokuk, Iowa, are June through August, with an average maximum UV index of 6.

How high is the UV index in June in Keokuk?

In Keokuk, the average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high hazard to health from the exposure to the Sun's UV rays.

Average temperature in June
Keokuk, IA

Average temperature in June - Keokuk, IA
  • Average high temperature in June: 81°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in June: 63.9°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

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Average pressure in June
Keokuk, IA

Average pressure in June - Keokuk, IA
  • Average pressure in June: 29.9"

The month with the highest atmospheric pressure is January (30.15").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed in June
Keokuk, IA

Average wind speed in June - Keokuk, IA
  • Average wind speed in June: 7.6mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in June
Keokuk, IA

Average humidity in June - Keokuk, IA
  • Average humidity in June: 81%

Months with the highest relative humidity are June and July (81%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in June
Keokuk, IA

Average rainfall in June - Keokuk, IA
  • Average rainfall in June: 3.35"

The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is January (1.34").

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Average rainfall days in June
Keokuk, IA

Average rainfall days in June - Keokuk, IA
  • Average rainfall days in June: 16.9 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (5.7 days).

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Average snowfall in June
Keokuk, IA

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

The month with the highest snowfall is January (3.94").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Keokuk, IA

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

The month with the highest number of snowfall days is January (9.8 days).
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
Keokuk, IA

Average daylight in June / Average sunshine in June - Keokuk, IA
  • Average daylight in June: 15h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in June: 10.3h

The month with the most sunshine is July (Average sunshine: 10.4h).
The month with the least sunshine is January (Average sunshine: 4.3h).

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Average sunshine days in June
Keokuk, IA

Average sunshine days in June - Keokuk, IA
  • Average sunshine days in June: 10.9 days

The month with the most sunshine days is December (18.6 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in June
Keokuk, IA

Average UV index in June - Keokuk, IA
  • Average UV index in June: 6

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in June
Keokuk, IA

Average cloud cover in June - Keokuk, IA
  • Average cloud cover in June: 30

The month with the most cloud cover is January (Cloud cover 53).
Months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in June
Keokuk, IA

Average visibility in June - Keokuk, IA
  • Average visibility in June: 6mi

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

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