June weather forecast
Grenville, SD

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Weather in June

June, the first month of the summer in Grenville, is a moderately hot month, with an average temperature fluctuating between 56.3°F (13.5°C) and 74.3°F (23.5°C).

Temperature

As May transitions into June, Grenville sees a rise in the average high-temperature, moving from an enjoyable 64°F (17.8°C) to a warm 74.3°F (23.5°C). June brings Grenville a consistent average low-temperature of 56.3°F (13.5°C).

Humidity

In June, the average relative humidity is 77%.

Rainfall

In Grenville, in June, during 17.9 rainfall days, 3.46" (88mm) of precipitation is typically accumulated. In Grenville, during the entire year, the rain falls for 112.9 days and collects up to 22.09" (561mm) of precipitation.

Snowfall

In Grenville, snow does not fall in June through September.

Daylight

The month with the longest days is June, with an average of 15h and 36min of daylight.
On the first day of the month, sunrise is at 5:43 am and sunset at 9:11 pm. On the last day of June, sunrise is at 5:44 am and sunset at 9:22 pm CDT.

Sunshine

The average sunshine in June is 9.8h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In June, a daily UV index of 6 turns into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Experience reduced UV exposure by about half when donning a wide-brim hat.
Updated: Jul 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average June temperature?

The high-temperature during June is 74.3°F (23.5°C) and the low-temperature is 56.3°F (13.5°C).

What is the average humidity in June?

The average relative humidity in June is 77%.

How much does it rain in June?

In June, the rain falls for 17.9 days. Throughout June, 3.46" (88mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in June?

In June, it doesn't snow. May is the latest month when it typically snows.

When are the longest days?

The month with the longest days is June, with an average of 15h and 36min of daylight.

How many hours of daylight does Grenville have in June?

The average day length in June is 15h and 37min.

When are sunrise and sunset in June?

In June, on the first day of the month, sunrise is at 5:43 am and sunset at 9:11 pm. On the last day of the month, in Grenville, sunrise is at 5:44 am and sunset at 9:22 pm CDT.

How long on average sun shines in June?

In Grenville, the average sunshine duration in June is 9.8h.

What is the month with the highest UV index?

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

How high is the UV index in June?

The average daily maximum UV index in June is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Grenville, SD

Average temperature in June - Grenville, SD
  • Average high temperature in June: 74.3°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (18.9°F).

  • Average low temperature in June: 56.3°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (5°F).

Average pressure in June
Grenville, SD

Average pressure in June - Grenville, SD
  • Average pressure in June: 29.85"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in June
Grenville, SD

Average wind speed in June - Grenville, SD
  • Average wind speed in June: 9.6mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is July (8.7mph).

Average humidity in June
Grenville, SD

Average humidity in June - Grenville, SD
  • Average humidity in June: 77%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is September (66%).

Average rainfall in June
Grenville, SD

Average rainfall in June - Grenville, SD
  • Average rainfall in June: 3.46"

The wettest month (with the highest rainfall) is July (3.58").
The driest month (with the least rainfall) is November (0.63").

Average rainfall days in June
Grenville, SD

Average rainfall days in June - Grenville, SD
  • Average rainfall days in June: 17.9 days

The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in June
Grenville, SD

Average snowfall in June - Grenville, SD
  • Average snowfall in June: 0"

The month with the highest snowfall is December (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in June
Grenville, SD

Average snowfall days in June - Grenville, SD
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
Grenville, SD

Average daylight in June / Average sunshine in June - Grenville, SD
  • Average daylight in June: 15h and 4min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in June: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in June
Grenville, SD

Average sunshine days in June - Grenville, SD
  • Average sunshine days in June: 10.4 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (10.4 days).

Average UV index in June
Grenville, SD

Average UV index in June - Grenville, SD
  • Average UV index in June: 6

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in June
Grenville, SD

Average cloud cover in June - Grenville, SD
  • Average cloud cover in June: 36

The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 27).

Average visibility in June
Grenville, SD

Average visibility in June - Grenville, SD
  • Average visibility in June: 6mi

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

Grenville, South Dakota, USA

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