Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
The transition into August reveals an average high-temperature of a still moderately hot 77.5°F (25.3°C), mirroring a close resemblance to July. In August, Harmonsburg's temperature tends to fall to an average low of 59.5°F (15.3°C) during the night.Humidity
The months with the lowest humidity are April through August, with an average relative humidity of 80%.Rainfall
In Harmonsburg, in August, it is raining for 17 days, with typically 1.97" (50mm) of accumulated precipitation. Throughout the year, in Harmonsburg, there are 167.5 rainfall days, and 24.29" (617mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in August is 13h and 48min.On the first day of the month, sunrise is at 6:16 am and sunset at 8:38 pm. On the last day of August, sunrise is at 6:47 am and sunset at 7:55 pm EDT.
Sunshine
In August, the average sunshine is 10.1h.UV index
In Harmonsburg, Pennsylvania, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high UV index of 5 in August translates into the following recommendations:
Be vigilant - Preventing sunburn is recommended. Around midday, solar radiation is most harmful; hence, exposure should be limited. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average August temperature?
What are the least humid months?
What is the average humidity in August?
How much does it rain in Harmonsburg in August?
When it does not snow?
How many hours of daylight does Harmonsburg have in August?
When are sunrise and sunset in August?
How long on average sun shines in August?
What is the UV index reading in August?
Average temperature in August
Harmonsburg, PA
- Average high temperature in August: 77.5°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (30.4°F).
- Average low temperature in August: 59.5°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in August
Harmonsburg, PA
- Average pressure in August: 29.99"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in August
Harmonsburg, PA
- Average wind speed in August: 5.9mph
The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).
Average humidity in August
Harmonsburg, PA
- Average humidity in August: 80%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are April, May, June, July and August (80%).
Average rainfall in August
Harmonsburg, PA
- Average rainfall in August: 1.97"
The wettest month (with the highest rainfall) is June (2.72").
The driest month (with the least rainfall) is November (1.42").
Average rainfall days in August
Harmonsburg, PA
- Average rainfall days in August: 17 days
The month with the highest number of rainy days is October (17.5 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in August
Harmonsburg, PA
- Average snowfall in August: 0"
The month with the highest snowfall is January (6.42").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Harmonsburg, PA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (20.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Harmonsburg, PA
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in August: 10h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in August
Harmonsburg, PA
- Average sunshine days in August: 12 days
The month with the most sunshine days is July (12.5 days).
The month with the least sunshine days is February (6.7 days).
Average UV index in August
Harmonsburg, PA
- Average UV index in August: 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 August
Harmonsburg, PA
- Average cloud cover in August: 32
The month with the most cloud cover is January (Cloud cover 76).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in August
Harmonsburg, PA
- Average visibility in August: 6mi
The months with the highest visibility are April, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Harmonsburg, Pennsylvania, USA
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