Measurements:
°C
°F
Juneau
44°F
W 4 mph
Feels like: 42°F
Precip: 32%
World Resorts USA Juneau Weather

7 Day Weather Forecast

07.15
wed
DAY
44°F
W 4 mph
precip
32%
NIGHT
42°F
NE 1 mph
precip
43%
07.16
thu
DAY
56°F
SE 2 mph
precip
19%
NIGHT
38°F
SW 2 mph
precip
11%
07.17
fri
DAY
56°F
E 2 mph
precip
6%
NIGHT
42°F
NE 1 mph
precip
30%
07.18
sat
DAY
52°F
NE 3 mph
precip
32%
NIGHT
38°F
S 1 mph
precip
13%
07.19
sun
DAY
56°F
SE 3 mph
precip
19%
NIGHT
40°F
S 2 mph
precip
12%
07.20
mon
DAY
58°F
SE 2 mph
precip
14%
NIGHT
42°F
S 2 mph
precip
35%
07.21
tue
DAY
60°F
E 3 mph
precip
21%
NIGHT
44°F
E 1 mph
precip
34%

Juneau Sea Water Temperature in July, °F

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Juneau was 11.9°F. The maximum and minimum values were 11.2°F and 12.5°F respectively.

Juneau on the Weather Map

Best Time to Visit Juneau
The most sunny months:
February 5 days
March 5 days
April 5 days
The most warm months:
July 58.1 °F
August 58.0 °F
June 54.4 °F
Warmest sea temperature:
July 57.0 °F
August 56.8 °F
September 52.0 °F
The most cold months:
December 23.9 °F
January 26.3 °F
February 28.1 °F
The most rainy months:
October 12 days
September 10 days
January 9 days
The most windy months:
November 7 mph
December 7 mph
January 7 mph