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
In Jamestown, August's average high-temperature stands at a still warm 79.7°F (26.5°C), closely related to the preceding month. During the nights in August, Jamestown experiences a consistent average temperature of 62.2°F (16.8°C).Humidity
In August, the average relative humidity is 80%.Rainfall
In August, the rain falls for 15.2 days. Throughout August, 2.52" (64mm) of precipitation is accumulated. In Jamestown, during the entire year, the rain falls for 169.3 days and collects up to 32.99" (838mm) of precipitation.Snowfall
In Jamestown, snow does not fall in June through September.Daylight
The average length of the day in August is 13h and 41min.On the first day of the month, sunrise is at 6:34 am and sunset at 8:47 pm. On the last day of August, sunrise is at 7:02 am and sunset at 8:07 pm EDT.
Sunshine
The month with the most sunshine is August, with an average of 10.2h of sunshine.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.Note: A maximum daily UV index of 6 during August morphs into the following directions:
Inhibit overexposure. Warding off sun damage is of utmost importance. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Jamestown in August?
What is the average humidity in August in Jamestown?
How many days does it rain in August in Jamestown?
When it does not snow in Jamestown?
How many hours of daylight does Jamestown have in August?
When are sunrise and sunset in August in Jamestown?
What month has the most sunshine in Jamestown?
How long on average sun shines in August in Jamestown?
What are the months with the highest UV index in Jamestown?
What is the UV index reading in August in Jamestown?
Average temperature in August
Jamestown, OH
- Average high temperature in August: 79.7°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in August: 62.2°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in August
Jamestown, OH
- Average pressure in August: 29.99"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in August
Jamestown, OH
- Average wind speed in August: 5.7mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in August
Jamestown, OH
- Average humidity in August: 80%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in August
Jamestown, OH
- Average rainfall in August: 2.52"
The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in August
Jamestown, OH
- Average rainfall days in August: 15.2 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is February (9.4 days).
Average snowfall in August
Jamestown, OH
- Average snowfall in August: 0"
The month with the highest snowfall is February (3.78").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Jamestown, OH
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Jamestown, OH
- 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 1min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in August
Jamestown, OH
- Average sunshine days in August: 12.3 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in August
Jamestown, OH
- Average UV index in August: 6
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in August
Jamestown, OH
- Average cloud cover in August: 29
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in August
Jamestown, OH
- Average visibility in August: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Jamestown, Ohio, USA
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