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 sea temperature 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
Juneau's warmest temperatures are experienced in July, with average high temperatures of 55.8°F (13.2°C) and lows of 45.1°F (7.3°C).Humidity
In July, the average relative humidity is 88%.Rainfall
In Juneau, during July, the rain falls for 20.2 days and regularly aggregates up to 4.61" (117mm) of precipitation. Throughout the year, there are 172.4 rainfall days, and 85.87" (2181mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Ocean temperature
In Juneau, Alaska, in July, the average water temperature is 50.7°F (10.4°C).Note: Without suitable protection, venturing into 50.7°F (10.4°C) waters cooler than 50°F (10°C) can lead to pronounced cold shock and rapid breaths.
Daylight
In Juneau, the average length of the day in July is 17h and 26min.On the first day of July, sunrise is at 3:58 am and sunset at 10:05 pm. On the last day of the month, sunrise is at 4:49 am and sunset at 9:18 pm AKDT.
Sunshine
The average sunshine in July is 5.7h.UV index
The months with the highest UV index are May and July, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: A maximum high UV index of 3 in July translates into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation around mid-day is intense; avoid the Sun and stay safe. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the warmest months?
What is the average July temperature?
What is the average humidity in July?
How many days does it rain in July in Juneau?
When it does not snow?
How cold is the water in July?
What is the average length of the day in July?
When is the sunrise / sunset in July?
How long on average sun shines in July?
What are the months with the highest UV index?
How high is the UV index in July?
Average temperature in July
Juneau, AK
- Average high temperature in July: 55.8°F
The warmest month (with the highest average high temperature) is July (55.8°F).
The months with the lowest average high temperature are January and December (25.7°F).
- Average low temperature in July: 45.1°F
The month with the highest average low temperature is July (45.1°F).
The coldest month (with the lowest average low temperature) is February (17.1°F).
Average pressure in July
Juneau, AK
- Average pressure in July: 30.03"Hg
The month with the highest atmospheric pressure is July (30.03"Hg).
The month with the lowest atmospheric pressure is November (29.8"Hg).
Average wind speed in July
Juneau, AK
- Average wind speed in July: 3.7mph
The windiest month (with the highest average wind speed) is January (6.9mph).
The calmest months (with the lowest average wind speed) are June and July (3.7mph).
Average humidity in July
Juneau, AK
- Average humidity in July: 88%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is May (86%).
Average rainfall in July
Juneau, AK
- Average rainfall in July: 4.61"
The wettest month (with the highest rainfall) is October (9.88").
The driest month (with the least rainfall) is May (4.13").
Average rainfall days in July
Juneau, AK
- Average rainfall days in July: 20.2 days
The month with the highest number of rainy days is September (21.9 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in July
Juneau, AK
- Average snowfall in July: 0"
The month with the highest snowfall is December (62.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Juneau, AK
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (21.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in July
Juneau, AK
- Average sea temperature in July: 50.7°F
The best month for swimming (with the highest average sea temperature) is August (53.5°F).
The coldest month (with the lowest average sea temperature) is March (40.3°F).
Average daylight in July /
Average sunshine in July
Juneau, AK
- Average daylight in July: 17h and 2min
The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 30min).
- Average sunshine in July: 5h and 4min
The month with the most sunshine is June (Average sunshine: 6h and 24min).
The month with the least sunshine is November (Average sunshine: 2h and 36min).
Average sunshine days in July
Juneau, AK
- Average sunshine days in July: 8.8 days
The month with the most sunshine days is May (10 days).
The month with the least sunshine days is November (6.1 days).
Average UV index in July
Juneau, AK
- Average UV index in July: 3
The months with the highest UV index are May and July (UV index 3).
The months with the lowest UV index are January, April, October, November and December (UV index 1).
Average cloud cover in July
Juneau, AK
- Average cloud cover in July: 68
The months with the most cloud cover are January and November (Cloud cover 72).
The month with the least cloud cover is May (Cloud cover 61).
Average visibility in July
Juneau, AK
- Average visibility in July: 4mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
Juneau, Alaska, USA
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