May weather forecast
Black Rock, IN

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Weather in May

May, the last month of the spring in Black Rock, is a pleasant month, with an average temperature varying between 71.8°F (22.1°C) and 55°F (12.8°C).

Temperature

The rise of average high-temperatures is seen in May, with an increase from a mild 60.1°F (15.6°C) in April to a pleasant 71.8°F (22.1°C). In May, the nighttime temperature lowers to an average of 55°F (12.8°C).

Humidity

The average relative humidity in May in Black Rock is 78%.

Rainfall

May is the month with the most rainfall in Black Rock. Rain falls for 17.7 days and accumulates 2.36" (60mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Black Rock, the average length of the day in May is 14h and 26min.
On the first day of the month, sunrise is at 6:46 am and sunset at 8:44 pm. On the last day of May, sunrise is at 6:20 am and sunset at 9:11 pm EDT.

Sunshine

The average sunshine in May is 8.5h.

UV index

In Black Rock, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 during May translates into the following directions:
Guard yourself - An obligation to protect skin and eyes from harm exists. To protect against the Sun's most potent rays, avoid direct exposure around midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the temperature in May in Black Rock?

May temperatures in Black Rock, Indiana, vary between a high-temperature of 71.8°F (22.1°C) and a low-temperature of 55°F (12.8°C).

What is the average humidity in May in Black Rock?

In May, the average relative humidity in Black Rock, Indiana, is 78%.

What is the rainiest month in Black Rock?

The month with the most rainfall in Black Rock, Indiana, is May, when the rain falls for 17.7 days and typically aggregates up to 2.36" (60mm) of precipitation.

How much does it rain in Black Rock in May?

In Black Rock, in May, during 17.7 rainfall days, 2.36" (60mm) of precipitation is typically accumulated.

When it does not snow in Black Rock?

May through September are months without snowfall in Black Rock.

Does it snow in Black Rock in May?

In May, in Black Rock, Indiana, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Black Rock have in May?

The average day length in May in Black Rock is 14h and 26min.

What time are sunrise and sunset in May in Black Rock?

In May, on the first day of the month, sunrise is at 6:46 am and sunset at 8:44 pm. On the last day of the month, in Black Rock, sunrise is at 6:20 am and sunset at 9:11 pm EDT.

How many hours of sunshine does Black Rock have in May?

In May, the average sunshine duration in Black Rock is 8.5h.

How high is the UV index in May in Black Rock?

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate 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 May
Black Rock, IN

Average temperature in May - Black Rock, IN
  • Average high temperature in May: 71.8°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in May: 55°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

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Average pressure in May
Black Rock, IN

Average pressure in May - Black Rock, IN
  • Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Black Rock, IN

Average wind speed in May - Black Rock, IN
  • Average wind speed in May: 8.6mph

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 (6.3mph).

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Average humidity in May
Black Rock, IN

Average humidity in May - Black Rock, IN
  • Average humidity in May: 78%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in May
Black Rock, IN

Average rainfall in May - Black Rock, IN
  • Average rainfall in May: 2.36"

The wettest month (with the highest rainfall) is May (2.36").
The driest months (with the least rainfall) are February and November (0.94").

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Average rainfall days in May
Black Rock, IN

Average rainfall days in May - Black Rock, IN
  • Average rainfall days in May: 17.7 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (5.1 days).

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Average snowfall in May
Black Rock, IN

Average snowfall in May - Black Rock, IN
  • Average snowfall in May: 0"

The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Black Rock, IN

Average snowfall days in May - Black Rock, IN
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Black Rock, IN

Average daylight in May / Average sunshine in May - Black Rock, IN
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 8h and 3min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in May
Black Rock, IN

Average sunshine days in May - Black Rock, IN
  • Average sunshine days in May: 11.8 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is July (11.7 days).

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Average UV index in May
Black Rock, IN

Average UV index in May - Black Rock, IN
  • Average UV index in May: 5

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).

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Average cloud cover in May
Black Rock, IN

Average cloud cover in May - Black Rock, IN
  • Average cloud cover in May: 43

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are June, August and September (Cloud cover 34).

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Average visibility in May
Black Rock, IN

Average visibility in May - Black Rock, IN
  • Average visibility in May: 6mi

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

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Black Rock, Indiana, USA

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