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
At the onset of August, Jamesburg records an average high-temperature of a still warm 82.4°F (28°C), showing little deviation from the preceding month. Jamesburg throughout August, experiences an average nighttime temperature of 67.3°F (19.6°C).Heat index
The heat index for August is appraised at a tropical 87.8°F (31°C). Continued exposure and engagement in activity might trigger tiredness and subsequently heat cramps.Understand that the heat index values take into account shaded locations and mild winds. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
Humidity
April and August, with an average relative humidity of 73%, are the least humid months in Jamesburg.Rainfall
In Jamesburg, in August, it is raining for 10.3 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, there are 92.9 rainfall days, and 7.32" (186mm) of precipitation is accumulated.Snowfall
In Jamesburg, snow does not fall in April through October.Daylight
In Jamesburg, the average length of the day in August is 13h and 43min.On the first day of the month, sunrise is at 5:56 am and sunset at 8:12 pm. On the last day of August, in Jamesburg, sunrise is at 6:24 am and sunset at 7:30 pm EDT.
Sunshine
In Jamesburg, the average sunshine in August is 10.1h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 6 during August translates into the following directions:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during August?
What are the least humid months?
What is the average humidity in August?
How many days does it rain in August?
When it does not snow?
How many hours of daylight does Jamesburg have in August?
What time are sunrise and sunset in August?
How many hours of sunshine does Jamesburg have in August?
When is the highest UV index?
How high is the UV index in August?
Average temperature in August
Jamesburg, NJ
- Average high temperature in August: 82.4°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in August: 67.3°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in August
Jamesburg, 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 (29.93"Hg).
Average wind speed in August
Jamesburg, NJ
- Average wind speed in August: 5.9mph
The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in August
Jamesburg, NJ
- Average humidity in August: 73%
The months with the highest relative humidity are February, May, October and December (77%).
The months with the lowest relative humidity are April and August (73%).
Average rainfall in August
Jamesburg, NJ
- Average rainfall in August: 0.79"
The wettest month (with the highest rainfall) is July (0.94").
The driest month (with the least rainfall) is September (0.28").
Average rainfall days in August
Jamesburg, NJ
- Average rainfall days in August: 10.3 days
The month with the highest number of rainy days is July (10.7 days).
The months with the least rainy days are January and November (4.8 days).
Average snowfall in August
Jamesburg, NJ
- Average snowfall in August: 0"
The month with the highest snowfall is March (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in August
Jamesburg, NJ
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Jamesburg, NJ
- 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 42min).
Average sunshine days in August
Jamesburg, NJ
- Average sunshine days in August: 17.6 days
The month with the most sunshine days is January (24.2 days).
The month with the least sunshine days is July (15.7 days).
Average UV index in August
Jamesburg, 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, March, November and December (UV index 2).
Average cloud cover in August
Jamesburg, NJ
- Average cloud cover in August: 32
The months with the most cloud cover are February, March and December (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in August
Jamesburg, 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).
Jamesburg, New Jersey, USA
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