August weather forecast
Johnsontown, NJ

Share

Weather in August

August, the last month of the summer in Johnsontown, is another warm month, with an average temperature varying between 80.2°F (26.8°C) and 70.5°F (21.4°C).

Temperature

The arrival of August brings an average high-temperature of a still moderately hot 80.2°F (26.8°C), subtly diverging from July's 81.1°F (27.3°C). Johnsontown, during the nights of August, experiences an average temperature drop to an agreeable 70.5°F (21.4°C).

Humidity

In Johnsontown, the average relative humidity in August is 76%.

Rainfall

In Johnsontown, New Jersey, during August, the rain falls for 10 days and regularly aggregates up to 0.67" (17mm) of precipitation. In Johnsontown, during the entire year, the rain falls for 86.1 days and collects up to 6.69" (170mm) of precipitation.

Snowfall

April through November are months without snowfall in Johnsontown.

Daylight

In August, the average length of the day in Johnsontown is 13h and 41min.
On the first day of the month, sunrise is at 5:58 am and sunset at 8:10 pm. On the last day of August, sunrise is at 6:25 am and sunset at 7:29 pm EDT.

Sunshine

In Johnsontown, the average sunshine in August is 10.6h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Johnsontown. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 6 in August translates into these instructions:
Deter overexposure. Protecting against the sun's effects is essential. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
[Resources]

Frequently asked questions

What is the average August temperature in Johnsontown?

In August, in Johnsontown, the average high-temperature is 80.2°F (26.8°C), and the average low-temperature is 70.5°F (21.4°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in July is estimated at 86°F (30°C).

What is the average humidity in August in Johnsontown?

The average relative humidity in August in Johnsontown, New Jersey, is 76%.

How many days does it rain in August in Johnsontown?

In August, in Johnsontown, New Jersey, the rain falls for 10 days. Throughout August, 0.67" (17mm) of precipitation is accumulated.

When it does not snow in Johnsontown?

April through November are months without snowfall in Johnsontown, New Jersey.

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

In August, the average day length in Johnsontown is 13h and 41min.

When is the sunrise / sunset in August in Johnsontown?

In August, on the first day of the month, sunrise is at 5:58 am and sunset at 8:10 pm. On the last day of the month, in Johnsontown, sunrise is at 6:25 am and sunset at 7:29 pm EDT.

How long on average sun shines in August in Johnsontown?

In August, the average sunshine duration in Johnsontown is 10.6h.

What are the months with the highest UV index in Johnsontown?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Johnsontown.

What is the UV index intensity in August in Johnsontown?

In August, the average daily maximum UV index in Johnsontown, New Jersey, is 6. A UV Index reading of 6 to 7 represents a high health risk from 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
Johnsontown, NJ

Average temperature in August - Johnsontown, NJ
  • Average high temperature in August: 80.2°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in August: 70.5°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).

[Resources]

Average pressure in August
Johnsontown, NJ

Average pressure in August - Johnsontown, NJ
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

[Resources]

Average wind speed in August
Johnsontown, NJ

Average wind speed in August - Johnsontown, NJ
  • Average wind speed in August: 8mph

The windiest month (with the highest average wind speed) is January (11.7mph).
The calmest month (with the lowest average wind speed) is August (8mph).

[Resources]

Average humidity in August
Johnsontown, NJ

Average humidity in August - Johnsontown, NJ
  • Average humidity in August: 76%

The months with the highest relative humidity are May and June (80%).
The months with the lowest relative humidity are January, March, April and November (74%).

[Resources]

Average rainfall in August
Johnsontown, NJ

Average rainfall in August - Johnsontown, NJ
  • Average rainfall in August: 0.67"

The wettest month (with the highest rainfall) is December (0.75").
The driest month (with the least rainfall) is September (0.28").

[Resources]

Average rainfall days in August
Johnsontown, NJ

Average rainfall days in August - Johnsontown, NJ
  • Average rainfall days in August: 10 days

The month with the highest number of rainy days is July (10.3 days).
The month with the least rainy days is January (4.5 days).

[Resources]

Average snowfall in August
Johnsontown, NJ

Average snowfall in August - Johnsontown, NJ
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.2").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

[Resources]

Average snowfall days in August
Johnsontown, NJ

Average snowfall days in August - Johnsontown, NJ
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (1.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

[Resources]

Average daylight in August /
Average sunshine in August
Johnsontown, NJ

Average daylight in August / Average sunshine in August - Johnsontown, NJ
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

[Resources]

Average sunshine days in August
Johnsontown, NJ

Average sunshine days in August - Johnsontown, NJ
  • Average sunshine days in August: 18.2 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is August (18.2 days).

[Resources]

Average UV index in August
Johnsontown, NJ

Average UV index in August - Johnsontown, NJ
  • Average UV index in August: 6

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

[Resources]

Average cloud cover in August
Johnsontown, NJ

Average cloud cover in August - Johnsontown, NJ
  • Average cloud cover in August: 27

The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 27).

[Resources]

Average visibility in August
Johnsontown, NJ

Average visibility in August - Johnsontown, NJ
  • Average visibility in August: 6mi

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

[Resources]

Johnsontown, New Jersey, USA

Weather forecast for your location

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