Erie
Pennsylvania, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Erie, PA

The somber town of Erie, Pennsylvania, from above on a cool and sunny day, with a clear view of the dark and calm water of Lake Erie in the back
The somber town of Erie, Pennsylvania, from above on a cool and sunny day, with a clear view of the dark and calm water of Lake Erie in the back
The last month of the summer, August, is another warm month in Erie, Pennsylvania, with average temperature varying between 78.6°F (25.9°C) and 62.4°F (16.9°C).

Temperature

In Erie, the average high-temperature is almost the same as in July - a still warm 78.6°F (25.9°C). In August, the average low-temperature is 62.4°F (16.9°C).

Humidity

In Erie, the average relative humidity is 74%.

Rainfall

In August, the rain falls for 10.3 days. Throughout August, 3.5" (88.1mm) of precipitation is accumulated. Throughout the year, there are 166.4 rainfall days, and 42.2" (1070.8mm) of precipitation is accumulated.

Snowfall

In Erie snow does not fall in May through September.

Ocean temperature

August is the month with the warmest seawater, with an average ocean temperature of 75°F (23.9°C).
Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 75°F (23.9°C) water. (FYI: The Olympic swimming competition requires a water temperature between 77°F (25°C) and 82.4°F (28°C).)

Daylight

In Erie, the average length of the day is 13.8h.

Sunshine

The average sunshine in August is 8h.

UV index

June through August, with an average maximum UV index of 8, are months with the highest UV index in Erie. A UV Index value of 8 to 10 symbolizes a very high threat to health from unsafe exposure to the UV radiation for the ordinary person.
Note: The daily maximum UV index of 8 interpret into the following advice:
Take extra precautions. Protection against sun damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in August in Erie?

In Erie, Pennsylvania, in August, the average high-temperature is 78.6°F (25.9°C), and the average low-temperature is 62.4°F (16.9°C).

What is the average humidity in August in Erie?

In Erie, Pennsylvania, the average relative humidity in August is 74%.

How many days does it rain in August in Erie?

In Erie, Pennsylvania, in August, it is raining for 10.3 days, with typically 3.5" (88.1mm) of accumulated precipitation.

When it does not snow in Erie?

May through September are months without snowfall in Erie, Pennsylvania.

When is the ocean warmest in Erie?

With an average ocean temperature of 75°F (23.9°C), August is the month with the warmest seawater.

What is the water temperature in August in Erie?

In August, the average ocean temperature is 75°F (23.9°C). For individuals prone to feeling cold, swimming in 73.4°F (23°C) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 75°F (23.9°C).

What is the average length of the day in August in Erie?

In Erie, Pennsylvania, the average length of the day in August is 13.8h.

How many hours of sunshine does Erie have in August?

In Erie, the average sunshine in August is 8h.

When is the highest UV index in Erie?

Months with the highest UV index in Erie, Pennsylvania, are June through August, with an average maximum UV index of 8.

How high is the UV index in August in Erie?

The average daily maximum UV index in August in Erie is 8. A UV Index of 8 to 10 symbolizes a very high hazard to health from the exposure to the Sun's UV radiation.
Average temperature in August - Erie, PA
  • Average high temperature in August: 78.6°F

The warmest month (with the highest average high temperature) is July (79.8°F).
The month with the lowest average high temperature is January (33.7°F).

  • Average low temperature in August: 62.5°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).

Average humidity in August - Erie, PA
  • Average humidity in August: 74%

The month with the highest relative humidity is February (75.4%).
The month with the lowest relative humidity is April (67.9%).

Average rainfall in August - Erie, PA
  • Average rainfall in August: 3.5"

The wettest month (with the highest rainfall) is September (4.6").
The driest month (with the lowest rainfall) is February (2.4").

Average rainfall days in August - Erie, PA
  • Average rainfall days in August: 10.3 days

The month with the highest number of rainy days is January (19.6 days).
The month with the lowest number of rainy days is July (10.2 days).

Average snowfall in August - Erie, PA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (29.6").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in August - Erie, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (16.5 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average sea temperature in August - Erie, PA
  • Average sea temperature in August: 75.1°F

The best month for swimming (with the highest average sea temperature) is August (75.1°F).
The coldest month (with the lowest average sea temperature) is February (32.5°F).

Average daylight in August / Average sunshine in August - Erie, PA
  • Average daylight in August: 13.8h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).

  • Average sunshine in August: 8h

Months with most sunshine are June and July (Average sunshine: 9h).
The month with least sunshine is December (Average sunshine: 2h).

Average UV index in August - Erie, PA
  • Average UV index in August: 8

Months with the highest UV index are June, July and August (UV index 8).
Months with the lowest UV index are January and December (UV index 1).