June weather forecast
Seymour, IL

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Weather in June

The first month of the summer, June, is a moderately hot month in Seymour, Illinois, with an average temperature fluctuating between 63.9°F (17.7°C) and 79.9°F (26.6°C).

Temperature

Seymour's June weather indicates a minor increase in high-temperatures, edging from May's pleasant 72.3°F (22.4°C) to a warm 79.9°F (26.6°C). In June, Seymour experiences a temperature dip to an average of 63.9°F (17.7°C) at night.

Humidity

In Seymour, the average relative humidity in June is 80%.

Rainfall

In Seymour, in June, it is raining for 16.6 days, with typically 3.27" (83mm) of accumulated precipitation. In Seymour, during the entire year, the rain falls for 152.9 days and collects up to 29.72" (755mm) of precipitation.

Snowfall

May through September are months without snowfall in Seymour, Illinois.

Daylight

With an average of 15h and 0min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 5:26 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:28 am and sunset at 8:26 pm CDT.

Sunshine

With an average of 10.2h of sunshine, June has the most sunshine of the year.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 6 during June leads to these instructions:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

What are June temperatures in Seymour?

In June, the average high-temperature and low-temperature in Seymour are 79.9°F (26.6°C) and 63.9°F (17.7°C) respectively.

What is the average humidity in June in Seymour?

In Seymour, the average relative humidity in June is 80%.

How much does it rain in Seymour in June?

In Seymour, Illinois, in June, during 16.6 rainfall days, 3.27" (83mm) of precipitation is typically accumulated.

When it does not snow in Seymour?

In Seymour, Illinois, snow does not fall in May through September.

When are the longest days in Seymour?

June has the longest days of the year, with an average of 15h and 0min of daylight.

How many hours of daylight does Seymour have in June?

The average day length in June in Seymour is 14h and 59min.

What time are sunrise and sunset in June in Seymour?

On the first day of June in Seymour, Illinois, sunrise is at 5:26 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:28 am and sunset at 8:26 pm CDT.

What month has the most sunshine in Seymour?

With an average of 10.2h of sunshine, June has the most sunshine of the year in Seymour, Illinois.

How many hours of sunshine does Seymour have in June?

The average sunshine duration in June in Seymour, Illinois, is 10.2h.

When is the highest UV index in Seymour?

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

How high is the UV index in June in Seymour?

In Seymour, the average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Seymour, IL

Average temperature in June - Seymour, IL
  • Average high temperature in June: 79.9°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in June: 63.9°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

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Average pressure in June
Seymour, IL

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in June
Seymour, IL

Average wind speed in June - Seymour, IL
  • Average wind speed in June: 7.8mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in June
Seymour, IL

Average humidity in June - Seymour, IL
  • Average humidity in June: 80%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in June
Seymour, IL

Average rainfall in June - Seymour, IL
  • Average rainfall in June: 3.27"

The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is December (1.65").

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Average rainfall days in June
Seymour, IL

Average rainfall days in June - Seymour, IL
  • Average rainfall days in June: 16.6 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is February (6.3 days).

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Average snowfall in June
Seymour, IL

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

The month with the highest snowfall is January (4.25").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Seymour, IL

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

The month with the highest number of snowfall days is January (11.4 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
Seymour, IL

Average daylight in June / Average sunshine in June - Seymour, IL
  • Average daylight in June: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in June: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in June
Seymour, IL

Average sunshine days in June - Seymour, IL
  • Average sunshine days in June: 10.2 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (10.2 days).

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Average UV index in June
Seymour, IL

Average UV index in June - Seymour, IL
  • 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 January, February, November and December (UV index 2).

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Average cloud cover in June
Seymour, IL

Average cloud cover in June - Seymour, IL
  • Average cloud cover in June: 32

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 31).

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Average visibility in June
Seymour, IL

Average visibility in June - Seymour, IL
  • Average visibility in June: 6mi

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

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Seymour, Illinois, USA

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