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Juneau weather in March

Weather in Juneau: March


	Average day temperature:	34.5°F
	Average night temperature:	29.6°F

	Sea water temperature:	38.6°F

	Number of sunny days:	6 days
	Day length:	10.6 - 13.2 hours

	Number of days with precipitation:	6 days
	Precipitation totals:	2.3 in.

more information

14 days
forecast

Juneau

sea water
temperature

Juneau

January
February
March
April

May
June
July
August

September
October
November
December

Show year:

2025

2024

2023

Day temperature

Night temperature

The highest day temperature during March of 2025 was 45°F. At the same time the lowest night temperature was 22°F. Daily and nightly averages during March were 38.6°F and 33.3°F.

Show year:

2025

2024

2023

The average sea water temperature in March of 2025 was 38.9°F. The highest and lowest sea temperatures during the month were 39.6°F and 37.9°F.

	Sunny days
	Partly cloudy days
	Cloudy days

19%

16%

66%

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

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

2.5

2.3

3.4

4.5

4.7

4.0

5.4

4.5

4.0

2.4

1.9

2.5

2.3

3.4

4.5

Precipitation total value in Juneau in March is 2.3 in. Other months of the year show relatively similar values.

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

4.4

5.2

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 March is 6.1 mph

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

5.4

5.2

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 March is: 3.6.