June weather forecast
Hammer, SD

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Weather in June

The first month of the summer, June, is a moderately hot month in Hammer, South Dakota, with an average temperature fluctuating between 57°F (13.9°C) and 74.8°F (23.8°C).

Temperature

A shift in the average high-temperature is noticeable in June, changing from an enjoyable 65.1°F (18.4°C) in May to a moderately hot 74.8°F (23.8°C). The nighttime temperature dips to a mild 57°F (13.9°C) on average during June.

Humidity

In Hammer, South Dakota, the average relative humidity in June is 77%.

Rainfall

In June, the rain falls for 17.6 days. Throughout June, 3.23" (82mm) of precipitation is accumulated. Throughout the year, there are 107.9 rainfall days, and 20.63" (524mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The month with the longest days is June, with an average of 15h and 42min of daylight.
On the first day of the month, sunrise is at 5:40 am and sunset at 9:11 pm. On the last day of June, sunrise is at 5:41 am and sunset at 9:22 pm CDT.

Sunshine

The average sunshine in June is 9.7h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In June, a daily maximum UV index of 6 leads to the following instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

What is the average June temperature?

The high-temperature, in June, in Hammer, records 74.8°F (23.8°C), while the low-temperature is 57°F (13.9°C).

What is the average humidity in June?

In Hammer, the average relative humidity in June is 77%.

How many days does it rain in June in Hammer?

In Hammer, in June, it is raining for 17.6 days, with typically 3.23" (82mm) of accumulated precipitation.

When it does not snow in Hammer?

In Hammer, South Dakota, snow does not fall in June through September.

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?

June has the longest days of the year in Hammer, with an average of 15h and 42min of daylight.

What is the average length of the day in June?

The average day length in June is 15h and 40min.

When is the sunrise / sunset in June?

On the first day of June, sunrise is at 5:40 am and sunset at 9:11 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 9:22 pm CDT.

How long on average sun shines in June?

The average sunshine duration in June is 9.7h.

What is the month with the highest UV index?

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

What is the UV index reading in June?

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

Average temperature in June - Hammer, SD
  • Average high temperature in June: 74.8°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (19°F).

  • Average low temperature in June: 57°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

Average pressure in June
Hammer, SD

Average pressure in June - Hammer, SD
  • Average pressure in June: 29.86"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in June
Hammer, SD

Average wind speed in June - Hammer, SD
  • Average wind speed in June: 8.9mph

The windiest months (with the highest average wind speed) are April and October (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (8.3mph).

Average humidity in June
Hammer, SD

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

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is September (65%).

Average rainfall in June
Hammer, SD

Average rainfall in June - Hammer, SD
  • Average rainfall in June: 3.23"

The wettest month (with the highest rainfall) is July (3.27").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in June
Hammer, SD

Average rainfall days in June - Hammer, SD
  • Average rainfall days in June: 17.6 days

The month with the highest number of rainy days is June (17.6 days).
The month with the least rainy days is February (1.6 days).

Average snowfall in June
Hammer, SD

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

The month with the highest snowfall is December (4.29").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in June
Hammer, SD

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

The month with the highest number of snowfall days is December (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in June / Average sunshine in June - Hammer, 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: 9h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in June
Hammer, SD

Average sunshine days in June - Hammer, SD
  • Average sunshine days in June: 10.8 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in June
Hammer, SD

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

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in June
Hammer, SD

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

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 25).

Average visibility in June
Hammer, SD

Average visibility in June - Hammer, 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).

Hammer, South Dakota, USA

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