World Resorts USA Juneau Weather

Juneau weather in May

Weather in Juneau: May

Average day temperature: 48.5°F
Average night temperature: 43.4°F
Sea water temperature: 46.4°F
Number of sunny days: 7 days
Day length: 15.8 - 17.8 hours
Number of rainy days: 6 days
Precipitation totals: 2.5 in.

Air temperature in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
9
18
27
36
45
54
63
72
Day temperature   
Night temperature

The highest day temperature during May of 2024 was 54°F. At the same time the lowest night temperature was 36°F. Daily and nightly averages during May were 45.5°F and 40.4°F.

Sea water temperature in Juneau in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
37
40
43
46
49
52
55
58

The average sea water temperature in May of 2024 was 46.8°F. The highest and lowest sea temperatures during the month were 48.0°F and 44.6°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
23%
16%
61%

Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in May, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.9
1.9
2.8
3.7
4.6
5.6
6.5
4.7
4.0
5.4
4.5
4.0
2.4
1.9
2.3
2.3
3.4
4.5
4.7
4.0
5.4
4.5
4.0
2.4
1.9
2.5
2.3
2.3
3.4
4.5

Precipitation total value in Juneau in May is 2.5 in. Other months of the year show relatively similar values.

Wind speed in May, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.3
2.5
3.8
5.1
6.3
7.6
8.9
10.1
6.9
7.4
6.6
5.3
4.2
3.6
3.9
5.2
6.1
6.8
7.1
6.9
7.4
6.6
5.3
4.2
3.6
3.9
4.4
5.2
6.1
6.8
7.1

The average wind speed value in May is 4.4 mph It makes May one of the least windy months of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.1
2.2
3.3
4.4
5.5
6.6
7.7
1.8
2.0
2.3
2.4
5.2
5.4
6.4
5.2
3.6
2.8
1.7
1.8
2.0
2.3
2.4
5.2
5.4
6.4
5.4
5.2
3.6
2.8
1.7

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 5.4.

Best time for vacation in Juneau

Sunniest months:
May 7 days
March 6 days
April 6 days
Warmest months:
July 57.9 °F
August 57.5 °F
June 55.3 °F
Warmest sea temp:
July 56.7 °F
August 56.1 °F
June 52.1 °F
Coldest months:
January 29.2 °F
December 30.1 °F
February 30.7 °F
Rainiest months:
October 12 days
January 10 days
September 9 days
Windiest months:
November 7.4 mph
January 7.1 mph
December 6.9 mph

Juneau on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+37°F
+46°F
+75°F
+75°F
+77°F
+63°F
+73°F
+37°F
+68°F
+59°F
+55°F
+61°F
+64°F
+66°F
+48°F
24 Hours Forecast
Juneau
Local time: 21:17
April 13, sunday
0000
37°F
SW
4 mph
0300
37°F
SW
6 mph
0600
37°F
W
6 mph
0900
39°F
W
7 mph
1200
39°F
W
9 mph
1500
41°F
W
12 mph
1800
41°F
W
11 mph
2100
39°F
NW
13 mph
Units of measurement: °C / °F