May weather forecast
Slatefield, PA

Share

Weather in May

May, the last month of the spring in Slatefield, is an agreeable month, with temperature in the range of an average low of 49.6°F (9.8°C) and an average high of 68.2°F (20.1°C).

Temperature

In May, the meteorological conditions change with the average high-temperature moving from a mild 56.8°F (13.8°C) in April to an agreeable 68.2°F (20.1°C). During May, the average low-temperature in Slatefield is a chilly 49.6°F (9.8°C).

Humidity

In May, the average relative humidity in Slatefield is 80%.

Rainfall

In Slatefield, in May, it is raining for 17.4 days, with typically 2.87" (73mm) of accumulated precipitation. In Slatefield, during the entire year, the rain falls for 155.1 days and collects up to 29.45" (748mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Slatefield. During 0.1 snowfall days, in May, Slatefield aggregates 0.08" (2mm) of snow. In Slatefield, during the entire year, snow falls for 34 days and aggregates up to 16.73" (425mm) of snow.

Daylight

In May, the average length of the day is 14h and 29min.
On the first day of May in Slatefield, sunrise is at 5:59 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:26 pm EDT.

Sunshine

In May, the average sunshine is 8.2h.

UV index

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The average daily UV index of 5 in May transforms into the following instructions:
Put precautions into practice - Guidance to elude sunburn is provided. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Slatefield in May?

In May, in Slatefield, the average high-temperature is 68.2°F (20.1°C), and the average low-temperature is 49.6°F (9.8°C).

What is the average humidity in May in Slatefield?

The average relative humidity in May in Slatefield is 80%.

How much does it rain in Slatefield in May?

In Slatefield, during May, the rain falls for 17.4 days and regularly aggregates up to 2.87" (73mm) of precipitation.

What is the last month it snows in Slatefield?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Slatefield aggregates 0.08" (2mm) of snow.

What is the average length of the day in May in Slatefield?

In May, the average day length is 14h and 29min.

What time are sunrise and sunset in May in Slatefield?

In May, on the first day of the month, sunrise is at 5:59 am and sunset at 7:58 pm. On the last day of the month, in Slatefield, Pennsylvania, sunrise is at 5:32 am and sunset at 8:26 pm EDT.

How many hours of sunshine does Slatefield have in May?

In May, the average sunshine duration in Slatefield is 8.2h.

What is the UV index reading in May in Slatefield?

In Slatefield, Pennsylvania, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Slatefield, PA

Average temperature in May - Slatefield, PA
  • Average high temperature in May: 68.2°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in May: 49.6°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

Average pressure in May
Slatefield, PA

Average pressure in May - Slatefield, PA
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Slatefield, PA

Average wind speed in May - Slatefield, PA
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in May
Slatefield, PA

Average humidity in May - Slatefield, PA
  • Average humidity in May: 80%

The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April and July (77%).

Average rainfall in May
Slatefield, PA

Average rainfall in May - Slatefield, PA
  • Average rainfall in May: 2.87"

The wettest month (with the highest rainfall) is July (3.03").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in May
Slatefield, PA

Average rainfall days in May - Slatefield, PA
  • Average rainfall days in May: 17.4 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in May
Slatefield, PA

Average snowfall in May - Slatefield, PA
  • Average snowfall in May: 0.08"

The months with the highest snowfall are January and March (4.41").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Slatefield, PA

Average snowfall days in May - Slatefield, PA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Slatefield, PA

Average daylight in May / Average sunshine in May - Slatefield, PA
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 8h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in May
Slatefield, PA

Average sunshine days in May - Slatefield, PA
  • Average sunshine days in May: 11.3 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in May
Slatefield, PA

Average UV index in May - Slatefield, PA
  • Average UV index in May: 5

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

Average cloud cover in May
Slatefield, PA

Average cloud cover in May - Slatefield, PA
  • Average cloud cover in May: 49

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 35).

Average visibility in May
Slatefield, PA

Average visibility in May - Slatefield, PA
  • Average visibility in May: 5mi

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

Slatefield, Pennsylvania, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location