Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
As Deer Island transitions into July, the average high-temperature is observed to slightly rise from an agreeable 70.3°F (21.3°C) in June to a moderately hot 78.1°F (25.6°C). Deer Island documents a striking divergence from daytime highs, with an average nighttime temperature of 50.4°F (10.2°C) in July.Humidity
The months with the lowest humidity are July and August, with an average relative humidity of 70%.Rainfall
July is the month with the least rainfall. Rain falls for 5.2 days and accumulates 0.35" (9mm) of precipitation.Snowfall
In Deer Island, snow does not fall in April through October.Daylight
In Deer Island, the average length of the day in July is 15h and 19min.On the first day of the month, sunrise is at 5:25 am and sunset at 9:05 pm. On the last day of July, sunrise is at 5:53 am and sunset at 8:41 pm PDT.
Sunshine
In Deer Island, the average sunshine in July is 10.5h.UV index
July is the month with the highest UV index in Deer Island, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 6 in July interprets into the following advice:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Frequently asked questions
What is the usual temperature for Deer Island in July?
What is the least humid month in Deer Island?
What is the average humidity in July in Deer Island?
What is the driest month in Deer Island?
How many days does it rain in July in Deer Island?
When it does not snow in Deer Island?
How many hours of daylight does Deer Island have in July?
When is the sunrise / sunset in July in Deer Island?
How many hours of sunshine does Deer Island have in July?
When is the highest UV index in Deer Island?
What is the UV index reading in July in Deer Island?
Average temperature in July
Deer Island, OR
- Average high temperature in July: 78.1°F
The warmest month (with the highest average high temperature) is August (79.3°F).
The month with the lowest average high temperature is December (42.6°F).
- Average low temperature in July: 50.4°F
The month with the highest average low temperature is August (51.6°F).
The coldest month (with the lowest average low temperature) is December (32.9°F).
Average pressure in July
Deer Island, OR
- Average pressure in July: 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 July
Deer Island, OR
- Average wind speed in July: 4.4mph
The windiest month (with the highest average wind speed) is January (4.9mph).
The calmest month (with the lowest average wind speed) is September (3.9mph).
Average humidity in July
Deer Island, OR
- Average humidity in July: 70%
The months with the highest relative humidity are February and November (87%).
The months with the lowest relative humidity are July and August (70%).
Average rainfall in July
Deer Island, OR
- Average rainfall in July: 0.35"
The wettest month (with the highest rainfall) is January (5.43").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in July
Deer Island, OR
- Average rainfall days in July: 5.2 days
The month with the highest number of rainy days is March (21 days).
The month with the least rainy days is July (5.2 days).
Average snowfall in July
Deer Island, OR
- Average snowfall in July: 0"
The month with the highest snowfall is January (2.01").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in July
Deer Island, OR
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Deer Island, OR
- Average daylight in July: 15h and 2min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in July: 10h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).
Average sunshine days in July
Deer Island, OR
- Average sunshine days in July: 24.4 days
The month with the most sunshine days is July (24.4 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in July
Deer Island, OR
- Average UV index in July: 6
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 July
Deer Island, OR
- Average cloud cover in July: 30
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in July
Deer Island, OR
- Average visibility in July: 5mi
The months with the highest visibility are May, June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).
Deer Island, Oregon, USA
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