Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average snowfall in June
- Average snowfall days in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
June showcases a minor temperature ascent, adjusting from May's warm 76.1°F (24.5°C) to a still moderately hot 83.8°F (28.8°C). During the nights in June, Jamestown experiences a consistent average temperature of 66.6°F (19.2°C).Heat index
The heat index in June is appraised at a tropical 91.4°F (33°C). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.Realize that the values for the heat index are set for shaded places and light winds. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Humidity
In Jamestown, the average relative humidity in June is 74%.Rainfall
In Jamestown, in June, it is raining for 14.8 days, with typically 1.85" (47mm) of accumulated precipitation. In Jamestown, during the entire year, the rain falls for 148.7 days and collects up to 20.35" (517mm) of precipitation.Snowfall
April through October are months without snowfall in Jamestown.Daylight
With an average of 14h and 42min of daylight, June has the longest days of the year in Jamestown.On the first day of the month, sunrise is at 5:48 am and sunset at 8:22 pm. On the last day of June, sunrise is at 5:50 am and sunset at 8:31 pm EDT.
Sunshine
In June, the average sunshine in Jamestown, Virginia, is 10.6h.UV index
June is the month with the highest UV index in Jamestown, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.Note: The UV index of 7 during June leads to these advisories:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Frequently asked questions
How hot is it in Jamestown in June?
What is the average humidity in June in Jamestown?
How much does it rain in Jamestown in June?
When it does not snow in Jamestown?
When are the longest days in Jamestown?
How many hours of daylight does Jamestown have in June?
When is the sunrise / sunset in June in Jamestown?
How many hours of sunshine does Jamestown have in June?
When is the highest UV index in Jamestown?
What is the UV index intensity in June in Jamestown?
Average temperature in June
Jamestown, VA
- Average high temperature in June: 83.8°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in June: 66.6°F
The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in June
Jamestown, VA
- Average pressure in June: 29.95"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in June
Jamestown, VA
- Average wind speed in June: 6.9mph
The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in June
Jamestown, VA
- Average humidity in June: 74%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (73%).
Average rainfall in June
Jamestown, VA
- Average rainfall in June: 1.85"
The wettest month (with the highest rainfall) is August (2.36").
The driest months (with the least rainfall) are October and December (1.38").
Average rainfall days in June
Jamestown, VA
- Average rainfall days in June: 14.8 days
The month with the highest number of rainy days is August (16.3 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in June
Jamestown, VA
- Average snowfall in June: 0"
The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in June
Jamestown, VA
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (3.1 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in June /
Average sunshine in June
Jamestown, VA
- Average daylight in June: 14h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in June: 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: 5h and 18min).
Average sunshine days in June
Jamestown, VA
- Average sunshine days in June: 12.3 days
The months with the most sunshine days are October and November (19.7 days).
The month with the least sunshine days is August (12.2 days).
Average UV index in June
Jamestown, VA
- Average UV index in June: 7
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in June
Jamestown, VA
- Average cloud cover in June: 30
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in June
Jamestown, VA
- Average visibility in June: 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).
Jamestown, Virginia, USA
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