June weather forecast
Monmouth, IL

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Weather in June

June, the first month of the summer in Monmouth, is a moderately hot month, with an average temperature varying between 79.5°F (26.4°C) and 63.1°F (17.3°C).

Temperature

June's arrival signals a subtle increase in average high-temperatures, moving from May's pleasant 70.9°F (21.6°C) to a warm 79.5°F (26.4°C). Throughout June nights, Monmouth registers an average low-temperature of 63.1°F (17.3°C).

Humidity

The average relative humidity in June is 82%.

Rainfall

In Monmouth, in June, it is raining for 18.7 days, with typically 3.58" (91mm) of accumulated precipitation. Throughout the year, in Monmouth, Illinois, there are 149.4 rainfall days, and 30.16" (766mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Monmouth.

Daylight

June has the longest days of the year, with an average of 15h and 6min of daylight.
On the first day of June, sunrise is at 5:32 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:38 pm CDT.

Sunshine

The month with the most sunshine is June, with an average of 10.1h of sunshine.

UV index

The months with the highest UV index in Monmouth are June and July, 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 ordinary individuals.
Note: The maximum daily UV index of 6 in June interprets into the following recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What is the usual temperature for Monmouth in June?

In Monmouth, in June, the average high-temperature is 79.5°F (26.4°C), and the average low-temperature is 63.1°F (17.3°C).

What is the average humidity in June in Monmouth?

In Monmouth, Illinois, the average relative humidity in June is 82%.

How much does it rain in Monmouth in June?

In Monmouth, in June, it is raining for 18.7 days, with typically 3.58" (91mm) of accumulated precipitation.

When it does not snow in Monmouth?

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

When are the longest days in Monmouth?

The month with the longest days in Monmouth is June, with an average of 15h and 6min of daylight.

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

The average day length in June in Monmouth, Illinois, is 15h and 4min.

What time are sunrise and sunset in June in Monmouth?

On the first day of June in Monmouth, sunrise is at 5:32 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:38 pm CDT.

What month has the most sunshine in Monmouth?

The month with the most sunshine is June, with an average of 10.1h of sunshine.

How long on average sun shines in June in Monmouth?

The average sunshine duration in June is 10.1h.

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

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

What is the UV index intensity in June in Monmouth?

The average daily maximum UV index in June in Monmouth, Illinois, 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
Monmouth, IL

Average temperature in June - Monmouth, IL
  • Average high temperature in June: 79.5°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in June: 63.1°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 (17.6°F).

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Average pressure in June
Monmouth, IL

Average pressure in June - Monmouth, IL
  • Average pressure in June: 29.9"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in June
Monmouth, IL

Average wind speed in June - Monmouth, IL
  • Average wind speed in June: 7.9mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in June
Monmouth, IL

Average humidity in June - Monmouth, IL
  • Average humidity in June: 82%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in June
Monmouth, IL

Average rainfall in June - Monmouth, IL
  • Average rainfall in June: 3.58"

The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is January (1.46").

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Average rainfall days in June
Monmouth, IL

Average rainfall days in June - Monmouth, IL
  • Average rainfall days in June: 18.7 days

The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is February (5.8 days).

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Average snowfall in June
Monmouth, IL

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

The month with the highest snowfall is January (4.61").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Monmouth, IL

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

The month with the highest number of snowfall days is January (10.9 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
Monmouth, IL

Average daylight in June / Average sunshine in June - Monmouth, IL
  • Average daylight in June: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in June: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in June
Monmouth, IL

Average sunshine days in June - Monmouth, IL
  • Average sunshine days in June: 9.2 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (9.2 days).

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Average UV index in June
Monmouth, IL

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

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in June
Monmouth, IL

Average cloud cover in June - Monmouth, 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 30).

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Average visibility in June
Monmouth, IL

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

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

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Monmouth, Illinois, USA

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