June weather forecast
Mercersville, MD

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Weather in June

The first month of the summer, June, is a warm month in Mercersville, Maryland, with an average temperature varying between 59.4°F (15.2°C) and 80.4°F (26.9°C).

Temperature

June marks a minor ascent in the average high-temperature, adjusting from May's agreeable 72.3°F (22.4°C) to a warm 80.4°F (26.9°C). An average temperature of 59.4°F (15.2°C) is recorded in Mercersville during the nights in June.

Humidity

In June, the average relative humidity in Mercersville is 76%.

Rainfall

In Mercersville, Maryland, in June, during 15.8 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. Throughout the year, in Mercersville, there are 162.4 rainfall days, and 30.16" (766mm) of precipitation is accumulated.

Snowfall

In Mercersville, snow does not fall in May through September.

Daylight

With an average of 14h and 54min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:32 pm. On the last day of June, in Mercersville, sunrise is at 5:47 am and sunset at 8:42 pm EDT.

Sunshine

In June, the average sunshine in Mercersville is 9.9h.

UV index

The months with the highest UV index in Mercersville are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 6 in June, converts into the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

What are the temperatures in Mercersville in June?

In June, in Mercersville, the average high-temperature is 80.4°F (26.9°C), and the average low-temperature is 59.4°F (15.2°C).

What is the average humidity in June in Mercersville?

In June, the average relative humidity is 76%.

How much does it rain in Mercersville in June?

In Mercersville, Maryland, in June, during 15.8 rainfall days, 2.64" (67mm) of precipitation is typically accumulated.

When it does not snow in Mercersville?

In Mercersville, Maryland, snow does not fall in May through September.

When are the longest days in Mercersville?

The month with the longest days in Mercersville is June, with an average of 14h and 54min of daylight.

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

The average day length in June is 14h and 55min.

When is the sunrise / sunset in June in Mercersville?

In June, on the first day of the month, sunrise is at 5:45 am and sunset at 8:32 pm. On the last day of the month, in Mercersville, Maryland, sunrise is at 5:47 am and sunset at 8:42 pm EDT.

How many hours of sunshine does Mercersville have in June?

In Mercersville, the average sunshine duration in June is 9.9h.

When is the highest UV index in Mercersville?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index reading in June in Mercersville?

In Mercersville, Maryland, the average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Mercersville, MD

Average temperature in June - Mercersville, MD
  • Average high temperature in June: 80.4°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in June: 59.4°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 (23.4°F).

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Average pressure in June
Mercersville, MD

Average pressure in June - Mercersville, MD
  • Average pressure in June: 29.95"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in June
Mercersville, MD

Average wind speed in June - Mercersville, MD
  • Average wind speed in June: 5.4mph

The windiest months (with the highest average wind speed) are January, February and March (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in June
Mercersville, MD

Average humidity in June - Mercersville, MD
  • Average humidity in June: 76%

The months with the highest relative humidity are May, October and December (79%).
The month with the lowest relative humidity is July (74%).

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Average rainfall in June
Mercersville, MD

Average rainfall in June - Mercersville, MD
  • Average rainfall in June: 2.64"

The wettest month (with the highest rainfall) is July (3.27").
The driest month (with the least rainfall) is January (1.97").

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Average rainfall days in June
Mercersville, MD

Average rainfall days in June - Mercersville, MD
  • Average rainfall days in June: 15.8 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in June
Mercersville, MD

Average snowfall in June - Mercersville, MD
  • Average snowfall in June: 0"

The month with the highest snowfall is January (4.72").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Mercersville, MD

Average snowfall days in June - Mercersville, MD
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in June /
Average sunshine in June
Mercersville, MD

Average daylight in June / Average sunshine in June - Mercersville, MD
  • 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 24min).

  • Average sunshine in June: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in June
Mercersville, MD

Average sunshine days in June - Mercersville, MD
  • Average sunshine days in June: 12.4 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is April (11 days).

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Average UV index in June
Mercersville, MD

Average UV index in June - Mercersville, MD
  • Average UV index in June: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in June
Mercersville, MD

Average cloud cover in June - Mercersville, MD
  • Average cloud cover in June: 35

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in June
Mercersville, MD

Average visibility in June - Mercersville, MD
  • Average visibility in June: 6mi

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

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Mercersville, Maryland, USA

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