August weather forecast
Northampton, PA

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Weather in August

August, the last month of the summer in Northampton, is another warm month, with an average temperature varying between 61.5°F (16.4°C) and 81°F (27.2°C).

Temperature

Northampton's shift into August sets the average high-temperature at a still warm 81°F (27.2°C), a figure that deviates only slightly from July's 83.3°F (28.5°C). During August nights, Northampton records an average temperature of 61.5°F (16.4°C).

Heat index

For August, the heat index is calculated to be a hot 86°F (30°C). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', joins air temperature with relative humidity to produce a temperature perception for humans. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

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

Rainfall

In Northampton, during August, the rain falls for 16 days and regularly aggregates up to 2.99" (76mm) of precipitation. Throughout the year, there are 162.5 rainfall days, and 31.69" (805mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Northampton.

Daylight

In Northampton, the average length of the day in August is 13h and 44min.
On the first day of August, sunrise is at 5:59 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:35 pm EDT.

Sunshine

In August, the average sunshine is 9.9h.

UV index

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 in August converts into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. To protect against the Sun's most potent rays, avoid direct exposure around midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.

Frequently asked questions

What is the average August temperature?

In Northampton, 81°F (27.2°C) is the average high-temperature and 61.5°F (16.4°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is calculated to be 86°F (30°C).

What is the average humidity in August?

The average relative humidity in August is 77%.

How many days does it rain in August in Northampton?

In Northampton, during August, the rain falls for 16 days and regularly aggregates up to 2.99" (76mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Northampton have in August?

The average day length in August is 13h and 44min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:59 am and sunset at 8:17 pm. On the last day of the month, in Northampton, sunrise is at 6:28 am and sunset at 7:35 pm EDT.

How many hours of sunshine does Northampton have in August?

In Northampton, the average sunshine duration in August is 9.9h.

What is the UV index reading in August?

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes 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
Northampton, PA

Average temperature in August - Northampton, PA
  • Average high temperature in August: 81°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 (33.8°F).

  • Average low temperature in August: 61.5°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in August
Northampton, PA

Average pressure in August - Northampton, PA
  • Average pressure in August: 29.99"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 August
Northampton, PA

Average wind speed in August - Northampton, PA
  • Average wind speed in August: 5mph

The windiest months (with the highest average wind speed) are January and March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in August
Northampton, PA

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

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (76%).

Average rainfall in August
Northampton, PA

Average rainfall in August - Northampton, PA
  • Average rainfall in August: 2.99"

The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in August
Northampton, PA

Average rainfall days in August - Northampton, PA
  • Average rainfall days in August: 16 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (9.9 days).

Average snowfall in August
Northampton, PA

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

The month with the highest snowfall is March (4.88").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Northampton, PA

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

The month with the highest number of snowfall days is February (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Northampton, 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 18min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in August
Northampton, PA

Average sunshine days in August - Northampton, PA
  • Average sunshine days in August: 13.3 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is February (11.7 days).

Average UV index in August
Northampton, PA

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

The months with the highest UV index are 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
Northampton, PA

Average cloud cover in August - Northampton, PA
  • Average cloud cover in August: 35

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in August
Northampton, PA

Average visibility in August - Northampton, PA
  • Average visibility in August: 5mi

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

Northampton, Pennsylvania, USA

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