August weather forecast
Mechanicsburg, PA

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Weather in August

August, the last month of the summer in Mechanicsburg, is another warm month, with an average temperature ranging between max 81.5°F (27.5°C) and min 61.9°F (16.6°C).

Temperature

In August, Mechanicsburg's weather conditions record an average high-temperature of a still moderately hot 81.5°F (27.5°C), demonstrating little divergence from the preceding month. Mechanicsburg records a steady low-temperature average of 61.9°F (16.6°C) during August.

Heat index

During August, the heat index is appraised at a hot 87.8°F (31°C). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.
Heat index details are generally centered around shaded locations and a mild breeze. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an estimation of the warmth sensation when considering humidity levels. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

In August, the average relative humidity is 77%.

Rainfall

The month with the most rainfall is August, when the rain falls for 12.3 days and typically aggregates up to 1.3" (33mm) of precipitation.

Snowfall

In Mechanicsburg, snow does not fall in May through October.

Daylight

The average length of the day in August is 13h and 43min.
On the first day of August, sunrise is at 6:06 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 7:40 pm EDT.

Sunshine

The average sunshine in August is 10.2h.

UV index

In August, the average daily maximum UV index in Mechanicsburg is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high UV index of 5 in August translates into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Jun 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in August?

The average high-temperature, in August, in Mechanicsburg, is 81.5°F (27.5°C), while the average low-temperature is 61.9°F (16.6°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 87.8°F (31°C).

What is the average humidity in August in Mechanicsburg?

In Mechanicsburg, the average relative humidity in August is 77%.

What is the wettest month?

The month with the most rainfall in Mechanicsburg is August, when the rain falls for 12.3 days and typically aggregates up to 1.3" (33mm) of precipitation.

How many days does it rain in August?

In Mechanicsburg, in August, it is raining for 12.3 days, with typically 1.3" (33mm) of accumulated precipitation.

When it does not snow?

In Mechanicsburg, snow does not fall in May through October.

What is the average length of the day in August?

In August, the average day length is 13h and 43min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:06 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 7:40 pm EDT.

How long on average sun shines in August?

The average sunshine duration in August is 10.2h.

What is the UV index reading in August in Mechanicsburg?

In August, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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 August
Mechanicsburg, PA

Average temperature in August - Mechanicsburg, PA
  • Average high temperature in August: 81.5°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in August: 61.9°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 (22.1°F).

Average pressure in August
Mechanicsburg, PA

Average pressure in August - Mechanicsburg, PA
  • Average pressure in August: 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).

Average wind speed in August
Mechanicsburg, PA

Average wind speed in August - Mechanicsburg, PA
  • Average wind speed in August: 4.8mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in August
Mechanicsburg, PA

Average humidity in August - Mechanicsburg, PA
  • Average humidity in August: 77%

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are March and April (75%).

Average rainfall in August
Mechanicsburg, PA

Average rainfall in August - Mechanicsburg, PA
  • Average rainfall in August: 1.3"

The wettest month (with the highest rainfall) is August (1.3").
The driest months (with the least rainfall) are January and February (0.71").

Average rainfall days in August
Mechanicsburg, PA

Average rainfall days in August - Mechanicsburg, PA
  • Average rainfall days in August: 12.3 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (5.7 days).

Average snowfall in August
Mechanicsburg, PA

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

The month with the highest snowfall is February (1.3").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Mechanicsburg, PA

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

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Mechanicsburg, PA

Average daylight in August / Average sunshine in August - Mechanicsburg, PA
  • Average daylight in August: 13h and 4min

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 August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in August
Mechanicsburg, PA

Average sunshine days in August - Mechanicsburg, PA
  • Average sunshine days in August: 16.3 days

The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (14.1 days).

Average UV index in August
Mechanicsburg, PA

Average UV index in August - Mechanicsburg, PA
  • Average UV index in August: 5

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

Average cloud cover in August
Mechanicsburg, PA

Average cloud cover in August - Mechanicsburg, PA
  • Average cloud cover in August: 32

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in August
Mechanicsburg, PA

Average visibility in August - Mechanicsburg, PA
  • Average visibility in August: 6mi

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

Mechanicsburg, Pennsylvania, USA

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