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
Jefferson experiences a minor temperature shift with the start of June, with average high-temperatures moving from an enjoyable 65.8°F (18.8°C) in May to a pleasant 71.4°F (21.9°C). Despite higher daytime temperatures, nighttime averages fall to a chilly 46.8°F (8.2°C) in June.Humidity
In June, the average relative humidity is 75%.Rainfall
In Jefferson, during June, the rain falls for 10.5 days and regularly aggregates up to 1.14" (29mm) of precipitation. Throughout the year, there are 164.2 rainfall days, and 26.97" (685mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall in Jefferson.Daylight
The month with the longest days is June, with an average of 15h and 30min of daylight.On the first day of the month, sunrise is at 5:29 am and sunset at 8:51 pm. On the last day of June, sunrise is at 5:30 am and sunset at 9:01 pm PDT.
Sunshine
In June, the average sunshine is 9.5h.UV index
In Jefferson, the average daily maximum UV index in June is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 5 in June interprets into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average June temperature?
What is the average humidity in June in Jefferson?
How much does it rain in June?
When it does not snow?
When are the longest days?
How many hours of daylight does Jefferson have in June?
When are sunrise and sunset in June?
How many hours of sunshine does Jefferson have in June?
What is the UV index intensity in June?
Average temperature in June
Jefferson, OR
- Average high temperature in June: 71.4°F
The warmest month (with the highest average high temperature) is August (81.9°F).
The month with the lowest average high temperature is December (45.5°F).
- Average low temperature in June: 46.8°F
The month with the highest average low temperature is August (52.9°F).
The coldest month (with the lowest average low temperature) is December (34.5°F).
Average pressure in June
Jefferson, OR
- Average pressure in June: 30.04"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in June
Jefferson, OR
- Average wind speed in June: 4.3mph
The windiest month (with the highest average wind speed) is March (5.1mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in June
Jefferson, OR
- Average humidity in June: 75%
The months with the highest relative humidity are February and December (87%).
The month with the lowest relative humidity is August (66%).
Average rainfall in June
Jefferson, OR
- Average rainfall in June: 1.14"
The wettest month (with the highest rainfall) is December (3.98").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in June
Jefferson, OR
- Average rainfall days in June: 10.5 days
The month with the highest number of rainy days is March (20 days).
The month with the least rainy days is August (3.9 days).
Average snowfall in June
Jefferson, OR
- Average snowfall in June: 0"
The month with the highest snowfall is February (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in June
Jefferson, OR
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is February (1.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in June /
Average sunshine in June
Jefferson, OR
- Average daylight in June: 15h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in June: 9h and 3min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in June
Jefferson, OR
- Average sunshine days in June: 17.5 days
The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is February (9 days).
Average UV index in June
Jefferson, OR
- Average UV index in June: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in June
Jefferson, OR
- Average cloud cover in June: 41
The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in June
Jefferson, OR
- Average visibility in June: 5mi
The months with the highest visibility are July, August and September (6mi).
The month with the lowest visibility is February (4mi).
Jefferson, Oregon, USA
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