May weather forecast
Mifflin Junction, PA

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Weather in May

The last month of the spring, May, is an agreeable month in Mifflin Junction, Pennsylvania, with temperature in the range of an average high of 72.1°F (22.3°C) and an average low of 51.4°F (10.8°C).

Temperature

The onset of May brings a rise in the average high-temperature, elevating from a refreshing 60.4°F (15.8°C) in April to an agreeable 72.1°F (22.3°C). Mifflin Junction observes an average low-temperature of 51.4°F (10.8°C) during May.

Humidity

In Mifflin Junction, the average relative humidity in May is 77%.

Rainfall

May is the month with the most rainfall in Mifflin Junction. Rain falls for 15 days and accumulates 1.26" (32mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Mifflin Junction. During 0.2 snowfall days, in May, Mifflin Junction aggregates 0.04" (1mm) of snow. In Mifflin Junction, during the entire year, snow falls for 50 days and aggregates up to 6.69" (170mm) of snow.

Daylight

The average length of the day in May in Mifflin Junction is 14h and 26min.
On the first day of the month, sunrise is at 6:18 am and sunset at 8:15 pm. On the last day of May, sunrise is at 5:51 am and sunset at 8:43 pm EDT.

Sunshine

In Mifflin Junction, the average sunshine in May is 8.9h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In May, the maximum UV index of 6 transforms into these recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What are May temperatures in Mifflin Junction?

May temperatures in Mifflin Junction vary between a high-temperature of 72.1°F (22.3°C) and a low-temperature of 51.4°F (10.8°C).

What is the average humidity in May in Mifflin Junction?

The average relative humidity in May in Mifflin Junction, Pennsylvania, is 77%.

What is the wettest month in Mifflin Junction?

The month with the most rainfall in Mifflin Junction is May, when the rain falls for 15 days and typically aggregates up to 1.26" (32mm) of precipitation.

How many days does it rain in May in Mifflin Junction?

In Mifflin Junction, during May, the rain falls for 15 days and regularly aggregates up to 1.26" (32mm) of precipitation.

What is the last month it snows in Mifflin Junction?

May is the last month it regularly snows in Mifflin Junction, Pennsylvania. During 0.2 snowfall days, in May, Mifflin Junction aggregates 0.04" (1mm) of snow.

How many hours of daylight does Mifflin Junction have in May?

In Mifflin Junction, Pennsylvania, the average day length in May is 14h and 26min.

When are sunrise and sunset in May in Mifflin Junction?

In May, on the first day of the month, sunrise is at 6:18 am and sunset at 8:15 pm. On the last day of the month, in Mifflin Junction, sunrise is at 5:51 am and sunset at 8:43 pm EDT.

How many hours of sunshine does Mifflin Junction have in May?

The average sunshine duration in May in Mifflin Junction, Pennsylvania, is 8.9h.

What are the months with the highest UV index in Mifflin Junction?

The months with the highest UV index in Mifflin Junction, Pennsylvania, are May through August, with an average maximum UV index of 6.

What is the UV index reading in May in Mifflin Junction?

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe 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 May
Mifflin Junction, PA

Average temperature in May - Mifflin Junction, PA
  • Average high temperature in May: 72.1°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in May: 51.4°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in May
Mifflin Junction, PA

Average pressure in May - Mifflin Junction, PA
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in May
Mifflin Junction, PA

Average wind speed in May - Mifflin Junction, PA
  • Average wind speed in May: 6mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in May
Mifflin Junction, PA

Average humidity in May - Mifflin Junction, PA
  • Average humidity in May: 77%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (74%).

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Average rainfall in May
Mifflin Junction, PA

Average rainfall in May - Mifflin Junction, PA
  • Average rainfall in May: 1.26"

The wettest month (with the highest rainfall) is May (1.26").
The driest months (with the least rainfall) are September and November (0.55").

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Average rainfall days in May
Mifflin Junction, PA

Average rainfall days in May - Mifflin Junction, PA
  • Average rainfall days in May: 15 days

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is February (7.1 days).

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Average snowfall in May
Mifflin Junction, PA

Average snowfall in May - Mifflin Junction, PA
  • Average snowfall in May: 0.04"

The months with the highest snowfall are January and February (1.65").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Mifflin Junction, PA

Average snowfall days in May - Mifflin Junction, PA
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (14.4 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
Mifflin Junction, PA

Average daylight in May / Average sunshine in May - Mifflin Junction, PA
  • 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 24min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in May
Mifflin Junction, PA

Average sunshine days in May - Mifflin Junction, PA
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (12.3 days).

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Average UV index in May
Mifflin Junction, PA

Average UV index in May - Mifflin Junction, PA
  • Average UV index in May: 6

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

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Average cloud cover in May
Mifflin Junction, PA

Average cloud cover in May - Mifflin Junction, PA
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in May
Mifflin Junction, PA

Average visibility in May - Mifflin Junction, PA
  • Average visibility in May: 5mi

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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Mifflin Junction, Pennsylvania, USA

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