June weather forecast
Saint Peter, IL

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Weather in June

June, the first month of the summer in Saint Peter, is also a moderately hot month, with an average temperature ranging between min 65.5°F (18.6°C) and max 82.2°F (27.9°C).

Temperature

Saint Peter's transition into June brings a slight rise in the average high-temperature, moving from a warm 73.4°F (23°C) in May to a still moderately hot 82.2°F (27.9°C). June's nights in Saint Peter, Illinois, observe an average temperature of 65.5°F (18.6°C).

Heat index

The heat index value during June is computed to be a hot 89.6°F (32°C). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

In Saint Peter, the average relative humidity in June is 78%.

Rainfall

The wettest months in Saint Peter, Illinois, are April and June, with an average 2.95" (75mm) of rainfall.

Snowfall

In Saint Peter, snow does not fall in May through October.

Daylight

June has the longest days of the year in Saint Peter, with an average of 14h and 48min of daylight.
On the first day of the month, sunrise is at 5:31 am and sunset at 8:15 pm. On the last day of June, sunrise is at 5:33 am and sunset at 8:24 pm CDT.

Sunshine

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

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Saint Peter. 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 translates into these guidelines:
Resist extreme sun exposure. Guarding against solar damage is essential. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in June in Saint Peter?

An average high-temperature, in June, in Saint Peter, is 82.2°F (27.9°C) and the average low-temperature is 65.5°F (18.6°C). In June, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is computed to be 89.6°F (32°C).

What is the average humidity in June in Saint Peter?

The average relative humidity in June is 78%.

What is the rainiest month in Saint Peter?

The months with the most rainfall are April and June, with an average 2.95" (75mm) of precipitation.

How much does it rain in Saint Peter in June?

In June, in Saint Peter, Illinois, the rain falls for 14.1 days. Throughout June, 2.95" (75mm) of precipitation is accumulated.

When it does not snow in Saint Peter?

May through October are months without snowfall.

When are the longest days in Saint Peter?

With an average of 14h and 48min of daylight, June has the longest days of the year in Saint Peter.

How many hours of daylight does Saint Peter have in June?

In Saint Peter, Illinois, the average day length in June is 14h and 51min.

When are sunrise and sunset in June in Saint Peter?

On the first day of June in Saint Peter, Illinois, sunrise is at 5:31 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 8:24 pm CDT.

What month has the most sunshine in Saint Peter?

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

How long on average sun shines in June in Saint Peter?

The average sunshine duration in June in Saint Peter, Illinois, is 10.4h.

What is the month with the highest UV index in Saint Peter?

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

How high is the UV index in June in Saint Peter?

In Saint Peter, the average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Saint Peter, IL

Average temperature in June - Saint Peter, IL
  • Average high temperature in June: 82.2°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 (36°F).

  • Average low temperature in June: 65.5°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in June
Saint Peter, IL

Average pressure in June - Saint Peter, IL
  • Average pressure in June: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in June
Saint Peter, IL

Average wind speed in June - Saint Peter, IL
  • Average wind speed in June: 7.1mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in June
Saint Peter, IL

Average humidity in June - Saint Peter, IL
  • Average humidity in June: 78%

The months with the highest relative humidity are July and August (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in June
Saint Peter, IL

Average rainfall in June - Saint Peter, IL
  • Average rainfall in June: 2.95"

The wettest months (with the highest rainfall) are April and June (2.95").
The driest month (with the least rainfall) is February (1.18").

Average rainfall days in June
Saint Peter, IL

Average rainfall days in June - Saint Peter, IL
  • Average rainfall days in June: 14.1 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in June
Saint Peter, IL

Average snowfall in June - Saint Peter, IL
  • Average snowfall in June: 0"

The month with the highest snowfall is December (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in June
Saint Peter, IL

Average snowfall days in June - Saint Peter, IL
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (5.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
Saint Peter, IL

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

The month with the longest days is June (Average daylight: 14h and 48min).
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 18min).

Average sunshine days in June
Saint Peter, IL

Average sunshine days in June - Saint Peter, IL
  • Average sunshine days in June: 12.9 days

The months with the most sunshine days are January and November (19.5 days).
The months with the least sunshine days are May and July (12.3 days).

Average UV index in June
Saint Peter, IL

Average UV index in June - Saint Peter, 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).

Average cloud cover in June
Saint Peter, IL

Average cloud cover in June - Saint Peter, IL
  • Average cloud cover in June: 29

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June and July (Cloud cover 29).

Average visibility in June
Saint Peter, IL

Average visibility in June - Saint Peter, 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).

Saint Peter, Illinois, USA

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