Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average snowfall in June
- Average snowfall days in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
The start of June signals a slight increase in the average high-temperature, moving from a pleasant 70.3°F (21.3°C) in May to a moderately hot 78.6°F (25.9°C). Princeton records an average nighttime low of 61.5°F (16.4°C) in June.Humidity
In Princeton, the average relative humidity in June is 82%.Rainfall
In Princeton, during June, the rain falls for 15.8 days and regularly aggregates up to 1.89" (48mm) of precipitation. Throughout the year, there are 130 rainfall days, and 17.64" (448mm) of precipitation is accumulated.Snowfall
In Princeton, snow does not fall in May through September.Daylight
June has the longest days of the year in Princeton, with an average of 15h and 6min of daylight.On the first day of the month, sunrise is at 5:26 am and sunset at 8:25 pm. On the last day of June, in Princeton, sunrise is at 5:28 am and sunset at 8:35 pm CDT.
Sunshine
The months with the most sunshine in Princeton are June and July, with an average of 9.7h of sunshine.UV index
The average daily maximum UV index in June in Princeton, Illinois, is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 5 in June translates into the following instructions:
Be vigilant - Suggestions to stave off sun damage are provided. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Frequently asked questions
What is the temperature in June in Princeton?
What is the average humidity in June in Princeton?
How many days does it rain in June in Princeton?
When it does not snow in Princeton?
When are the longest days in Princeton?
How many hours of daylight does Princeton have in June?
When are sunrise and sunset in June in Princeton?
What are the months with the most sunshine in Princeton?
How many hours of sunshine does Princeton have in June?
How high is the UV index in June in Princeton?
Average temperature in June
Princeton, IL
- Average high temperature in June: 78.6°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in June: 61.5°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure in June
Princeton, IL
- Average pressure in June: 29.91"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in June
Princeton, IL
- Average wind speed in June: 7.7mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity in June
Princeton, IL
- Average humidity in June: 82%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in June
Princeton, IL
- Average rainfall in June: 1.89"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in June
Princeton, IL
- Average rainfall days in June: 15.8 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in June
Princeton, IL
- Average snowfall in June: 0"
The month with the highest snowfall is January (2.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in June
Princeton, IL
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in June /
Average sunshine in June
Princeton, 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 12min).
- Average sunshine in June: 9h and 4min
The months with the most sunshine are June and July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in June
Princeton, IL
- Average sunshine days in June: 11.8 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in June
Princeton, IL
- Average UV index in June: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in June
Princeton, IL
- Average cloud cover in June: 34
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility in June
Princeton, 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).
Princeton, Illinois, USA
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