June weather forecast
Eureka, SD

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Weather in June

The first month of the summer, June, is a moderately hot month in Eureka, South Dakota, with an average temperature varying between 58.6°F (14.8°C) and 78.3°F (25.7°C).

Temperature

June's onset brings a rise in the average high-temperature, moving from an enjoyable 66.6°F (19.2°C) in May to a warm 78.3°F (25.7°C). Throughout the month of June, the nighttime temperature in Eureka dips to an average of 58.6°F (14.8°C).

Humidity

The average relative humidity in June is 63%.

Rainfall

June is the month with the most rainfall in Eureka. Rain falls for 13.8 days and accumulates 2.32" (59mm) of precipitation.

Snowfall

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

Daylight

With an average of 15h and 42min of daylight, June has the longest days of the year in Eureka.
On the first day of June in Eureka, South Dakota, sunrise is at 5:51 am and sunset at 9:21 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 9:32 pm CDT.

Sunshine

The average sunshine in June is 10.7h.

UV index

The months with the highest UV index in Eureka are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum UV index of 6 in June translates into the following recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Eureka in June?

The average high-temperature, in June, in Eureka, is 78.3°F (25.7°C), while the average low-temperature is 58.6°F (14.8°C).

What is the average humidity in June in Eureka?

The average relative humidity in June in Eureka is 63%.

What is the wettest month in Eureka?

June is the month with the most rainfall in Eureka, South Dakota. Rain falls for 13.8 days and accumulates 2.32" (59mm) of precipitation.

How much does it rain in Eureka in June?

In Eureka, South Dakota, in June, it is raining for 13.8 days, with typically 2.32" (59mm) of accumulated precipitation.

When it does not snow in Eureka?

June through September are months without snowfall in Eureka.

Does it snow in Eureka in June?

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

When are the longest days in Eureka?

The month with the longest days in Eureka, South Dakota, is June, with an average of 15h and 42min of daylight.

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

In June, the average day length in Eureka, South Dakota, is 15h and 40min.

When are sunrise and sunset in June in Eureka?

In June, on the first day of the month, sunrise is at 5:51 am and sunset at 9:21 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 9:32 pm CDT.

How long on average sun shines in June in Eureka?

In Eureka, South Dakota, the average sunshine duration in June is 10.7h.

What is the month with the highest UV index in Eureka?

The months with the highest UV index in Eureka, South Dakota, are June through August, with an average maximum UV index of 6.

How high is the UV index in June in Eureka?

In June, the average daily maximum UV index in Eureka is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from 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
Eureka, SD

Average temperature in June - Eureka, SD
  • Average high temperature in June: 78.3°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (23°F).

  • Average low temperature in June: 58.6°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (9°F).

Average pressure in June
Eureka, SD

Average pressure in June - Eureka, SD
  • Average pressure in June: 29.84"Hg

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in June
Eureka, SD

Average wind speed in June - Eureka, SD
  • Average wind speed in June: 10.4mph

The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is February (9.4mph).

Average humidity in June
Eureka, SD

Average humidity in June - Eureka, SD
  • Average humidity in June: 63%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (52%).

Average rainfall in June
Eureka, SD

Average rainfall in June - Eureka, SD
  • Average rainfall in June: 2.32"

The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in June
Eureka, SD

Average rainfall days in June - Eureka, SD
  • Average rainfall days in June: 13.8 days

The month with the highest number of rainy days is June (13.8 days).
The month with the least rainy days is February (1.3 days).

Average snowfall in June
Eureka, SD

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

The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in June
Eureka, SD

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

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in June: 10h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in June
Eureka, SD

Average sunshine days in June - Eureka, SD
  • Average sunshine days in June: 13.6 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.6 days).

Average UV index in June
Eureka, SD

Average UV index in June - Eureka, SD
  • 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 and December (UV index 1).

Average cloud cover in June
Eureka, SD

Average cloud cover in June - Eureka, SD
  • Average cloud cover in June: 28

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 21).

Average visibility in June
Eureka, SD

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

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

Eureka, South Dakota, USA

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