June weather forecast
Grinnell, KS

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Weather in June

The first month of the summer, June, is a hot month in Grinnell, Kansas, with an average temperature varying between 65.8°F (18.8°C) and 88.7°F (31.5°C).

Temperature

June indicates a noticeable escalation in the average high-temperature, moving up from a moderately hot 73.8°F (23.2°C) in May to a tropical 88.7°F (31.5°C). Grinnell's average low-temperature for the month of June denotes a significant decline from the daily high, recording at a comfortable 65.8°F (18.8°C).

Heat index

June's mean heat index is estimated at a hot 93.2°F (34°C). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The average relative humidity in June in Grinnell is 51%.

Rainfall

In Grinnell, in June, it is raining for 11.8 days, with typically 1.73" (44mm) of accumulated precipitation. Throughout the year, in Grinnell, there are 105.4 rainfall days, and 13.7" (348mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Grinnell.

Daylight

With an average of 14h and 54min of daylight, June has the longest days of the year.
On the first day of June in Grinnell, sunrise is at 6:17 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 9:12 pm CDT.

Sunshine

The months with the most sunshine in Grinnell are June and July, with an average of 11.6h of sunshine.

UV index

The months with the highest UV index in Grinnell are June and July, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 7 during June translates into the following guidance:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Grinnell in June?

Grinnell in June has an average high-temperature of 88.7°F (31.5°C) and an average low-temperature of 65.8°F (18.8°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in June is estimated at 93.2°F (34°C).

What is the average humidity in June in Grinnell?

In June, the average relative humidity in Grinnell is 51%.

How many days does it rain in June in Grinnell?

In June, in Grinnell, Kansas, the rain falls for 11.8 days. Throughout June, 1.73" (44mm) of precipitation is accumulated.

When it does not snow in Grinnell?

May through September are months without snowfall in Grinnell.

When are the longest days in Grinnell?

June has the longest days of the year in Grinnell, Kansas, with an average of 14h and 54min of daylight.

How many hours of daylight does Grinnell have in June?

In Grinnell, the average day length in June is 14h and 53min.

What time are sunrise and sunset in June in Grinnell?

On the first day of June in Grinnell, sunrise is at 6:17 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 9:12 pm CDT.

What is the month with the most sunshine in Grinnell?

June and July, with an average of 11.6h of sunshine, are months with the most sunshine in Grinnell, Kansas.

How long on average sun shines in June in Grinnell?

In June, the average sunshine duration in Grinnell is 11.6h.

When is the highest UV index in Grinnell?

The months with the highest UV index are June and July, with an average maximum UV index of 7.

What is the UV index reading in June in Grinnell?

In June, the average daily maximum UV index in Grinnell, Kansas, is 7. A UV Index of 6 to 7 symbolizes a high health threat from exposure to the Sun's 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
Grinnell, KS

Average temperature in June - Grinnell, KS
  • Average high temperature in June: 88.7°F

The warmest month (with the highest average high temperature) is July (92.5°F).
The month with the lowest average high temperature is December (41.9°F).

  • Average low temperature in June: 65.8°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in June
Grinnell, KS

Average pressure in June - Grinnell, KS
  • Average pressure in June: 29.81"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.81"Hg).

Average wind speed in June
Grinnell, KS

Average wind speed in June - Grinnell, KS
  • Average wind speed in June: 11.7mph

The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (10.1mph).

Average humidity in June
Grinnell, KS

Average humidity in June - Grinnell, KS
  • Average humidity in June: 51%

The months with the highest relative humidity are January and December (63%).
The month with the lowest relative humidity is July (50%).

Average rainfall in June
Grinnell, KS

Average rainfall in June - Grinnell, KS
  • Average rainfall in June: 1.73"

The wettest month (with the highest rainfall) is May (2.36").
The driest months (with the least rainfall) are January and November (0.39").

Average rainfall days in June
Grinnell, KS

Average rainfall days in June - Grinnell, KS
  • Average rainfall days in June: 11.8 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is November (4 days).

Average snowfall in June
Grinnell, KS

Average snowfall in June - Grinnell, KS
  • Average snowfall in June: 0"

The month with the highest snowfall is December (1.06").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Grinnell, KS

Average snowfall days in June - Grinnell, KS
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (3.9 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
Grinnell, KS

Average daylight in June / Average sunshine in June - Grinnell, KS
  • 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: 11h and 4min

The months with the most sunshine are June and July (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in June
Grinnell, KS

Average sunshine days in June - Grinnell, KS
  • Average sunshine days in June: 14.7 days

The month with the most sunshine days is December (23.7 days).
The months with the least sunshine days are June and July (14.7 days).

Average UV index in June
Grinnell, KS

Average UV index in June - Grinnell, KS
  • Average UV index in June: 7

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in June
Grinnell, KS

Average cloud cover in June - Grinnell, KS
  • Average cloud cover in June: 17

The months with the most cloud cover are February and April (Cloud cover 31).
The month with the least cloud cover is June (Cloud cover 17).

Average visibility in June
Grinnell, KS

Average visibility in June - Grinnell, KS
  • 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).

Grinnell, Kansas, USA

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