June weather forecast
Otterville, IL

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Weather in June

The first month of the summer, June, is still a warm month in Otterville, Illinois, with temperature in the range of an average low of 65.7°F (18.7°C) and an average high of 82.8°F (28.2°C).

Temperature

June comes with a subtle rise, with the average high-temperature adjusting from 73.9°F (23.3°C) in May to a still warm 82.8°F (28.2°C). An average low-temperature of 65.7°F (18.7°C) marks the nights throughout June.

Heat index

The heat index for June is evaluated at a hot 89.6°F (32°C). With unrelenting exposure and activity, one might experience exhaustion, leading to potential heat cramps.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values hold particular importance for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

In Otterville, Illinois, the average relative humidity in June is 79%.

Rainfall

June is the month with the most rainfall. Rain falls for 14.3 days and accumulates 3.07" (78mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The month with the longest days is June, with an average of 14h and 54min of daylight.
On the first day of June, sunrise is at 5:37 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:31 pm CDT.

Sunshine

With an average of 10.4h of sunshine, June has the most sunshine of the year.

UV index

The months with the highest UV index in Otterville are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 in June converts into the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

How hot does it get in Otterville in June?

In June, in Otterville, the average high-temperature is 82.8°F (28.2°C), and the average low-temperature is 65.7°F (18.7°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in June is evaluated at 89.6°F (32°C).

What is the average humidity in June in Otterville?

The average relative humidity in June in Otterville, Illinois, is 79%.

What is the wettest month in Otterville?

The month with the most rainfall is June, when the rain falls for 14.3 days and typically aggregates up to 3.07" (78mm) of precipitation.

How much does it rain in Otterville in June?

In June, in Otterville, Illinois, the rain falls for 14.3 days. Throughout June, 3.07" (78mm) of precipitation is accumulated.

When it does not snow in Otterville?

April through October are months without snowfall in Otterville, Illinois.

When are the longest days in Otterville?

With an average of 14h and 54min of daylight, June has the longest days of the year in Otterville.

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

In Otterville, Illinois, the average day length in June is 14h and 52min.

When is the sunrise / sunset in June in Otterville?

In June, on the first day of the month, sunrise is at 5:37 am and sunset at 8:21 pm. On the last day of the month, in Otterville, sunrise is at 5:39 am and sunset at 8:31 pm CDT.

What month has the most sunshine in Otterville?

The month with the most sunshine in Otterville is June, with an average of 10.4h of sunshine.

How long on average sun shines in June in Otterville?

The average sunshine duration in June in Otterville is 10.4h.

What are the months with the highest UV index in Otterville?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Otterville.

What is the UV index intensity in June in Otterville?

The average daily maximum UV index in June in Otterville, Illinois, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Otterville, IL

Average temperature in June - Otterville, IL
  • Average high temperature in June: 82.8°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in June: 65.7°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

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Average pressure in June
Otterville, IL

Average pressure in June - Otterville, IL
  • Average pressure in June: 29.92"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in June
Otterville, IL

Average wind speed in June - Otterville, IL
  • Average wind speed in June: 6.6mph

The windiest months (with the highest average wind speed) are January and February (9.6mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).

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Average humidity in June
Otterville, IL

Average humidity in June - Otterville, IL
  • Average humidity in June: 79%

The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in June
Otterville, IL

Average rainfall in June - Otterville, IL
  • Average rainfall in June: 3.07"

The wettest month (with the highest rainfall) is June (3.07").
The driest month (with the least rainfall) is January (1.06").

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Average rainfall days in June
Otterville, IL

Average rainfall days in June - Otterville, IL
  • Average rainfall days in June: 14.3 days

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (5.9 days).

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Average snowfall in June
Otterville, IL

Average snowfall in June - Otterville, IL
  • Average snowfall in June: 0"

The month with the highest snowfall is February (2.17").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in June
Otterville, IL

Average snowfall days in June - Otterville, IL
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (6.2 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
Otterville, IL

Average daylight in June / Average sunshine in June - Otterville, IL
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in June: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

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Average sunshine days in June
Otterville, IL

Average sunshine days in June - Otterville, IL
  • Average sunshine days in June: 12.3 days

The month with the most sunshine days is January (20.3 days).
The months with the least sunshine days are May and June (12.3 days).

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Average UV index in June
Otterville, IL

Average UV index in June - Otterville, IL
  • Average UV index in June: 6

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

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Average cloud cover in June
Otterville, IL

Average cloud cover in June - Otterville, IL
  • Average cloud cover in June: 29

The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are August and September (Cloud cover 28).

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Average visibility in June
Otterville, IL

Average visibility in June - Otterville, IL
  • 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).

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Otterville, Illinois, USA

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