March weather forecast
Ketchikan, AK

englishespañol中文
Share
Beautiful and colorful houses along the waterfront boardwalk on Creek Street in Ketchikan, Alaska
Beautiful and colorful houses along the waterfront boardwalk on Creek Street in Ketchikan, Alaska

Weather in March

As Ketchikan transitions towards spring in March, a perceptible alteration in weather conditions begins to unfold. The city records temperatures fluctuating from 32.4°F (0.2°C) to 40.3°F (4.6°C). There is substantial reduction in snowfall this month, with a total of 11.81" (300mm), indicating an imminent end to winter. The extension in daylight up to 11.9 hours marks longer, brighter days. The weather shows signs of relenting, echoing the hint of blossoming flowers and budding leaves.

Temperature

Ketchikan's March average high-temperature settles at a still icy 40.3°F (4.6°C), showing a near match with the preceding month. Ketchikan's nocturnal March readings average at a still cold 32.4°F (0.2°C), showing little variation from the daytime temperatures.

Humidity

In March, the average relative humidity is 83%.

Rainfall

In Ketchikan, Alaska, in March, during 15.9 rainfall days, 6.22" (158mm) of precipitation is typically accumulated. In Ketchikan, during the entire year, the rain falls for 221.8 days and collects up to 80" (2032mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. In March, it is snowing for 10.8 days. Throughout March, 11.81" (300mm) of snow is accumulated. Throughout the year, there are 40.7 snowfall days, and 48.35" (1228mm) of snow is accumulated.

Ocean temperature

March is the month with the coldest seawater in Ketchikan, Alaska, with an average ocean temperature of 42.4°F (5.8°C).
Note: You can swim in 42.4°F (5.8°C) below 50°F (10°C) with proper thermal wear; failing that, the cold shock and respiratory challenges are nearly certain. A short span at 55.4°F (13°C) without it is tough.

Daylight

In Ketchikan, Alaska, the average length of the day in March is 11h and 55min.
On the first day of March, sunrise is at 6:34 am and sunset at 5:23 pm AKST. On the last day of the month, sunrise is at 6:17 am and sunset at 7:23 pm AKDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from AKST to AKDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from AKDT to AKST.

Sunshine

In Ketchikan, the average sunshine in March is 4.7h.

UV index

In March, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In March, the maximum UV index of 2 suggests these recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
[Resources]

Frequently asked questions

Is March cold in Ketchikan?

The high-temperature, in March, in Ketchikan, records 40.3°F (4.6°C), while the low-temperature is 32.4°F (0.2°C).

What is the average humidity in March in Ketchikan?

In March, the average relative humidity in Ketchikan is 83%.

How much does it rain in Ketchikan in March?

In Ketchikan, Alaska, in March, during 15.9 rainfall days, 6.22" (158mm) of precipitation is typically accumulated.

How many days does it snow in March in Ketchikan?

In Ketchikan, in March, snow falls for 10.8 days, with typically accumulated 11.81" (300mm) of snow.

What is the month with the coldest ocean in Ketchikan?

March is the month with the coldest seawater, with an average ocean temperature of 42.4°F (5.8°C).

What is the water temperature in March in Ketchikan?

In Ketchikan, in March, the average water temperature is 42.4°F (5.8°C). Swimming in 42.4°F (5.8°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in March in Ketchikan?

In Ketchikan, the average day length in March is 11h and 55min.

When is the sunrise / sunset in March in Ketchikan?

In March, on the first day of the month, sunrise is at 6:34 am and sunset at 5:23 pm AKST. On the last day of the month, in Ketchikan, sunrise is at 6:17 am and sunset at 7:23 pm AKDT.

When does Daylight Saving Time (DST) start in March in Ketchikan?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from AKST to AKDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How many hours of sunshine does Ketchikan have in March?

The average sunshine duration in March is 4.7h.

What is the UV index intensity in March in Ketchikan?

In March, the average daily maximum UV index in Ketchikan is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Ketchikan, AK

Average temperature in March - Ketchikan, AK
  • Average high temperature in March: 40.3°F

The warmest months (with the highest average high temperature) are July and August (60.8°F).
The month with the lowest average high temperature is December (35.8°F).

  • Average low temperature in March: 32.4°F

The month with the highest average low temperature is August (52°F).
The coldest month (with the lowest average low temperature) is February (30.6°F).

[Resources]

Average pressure in March
Ketchikan, AK

Average pressure in March - Ketchikan, AK
  • Average pressure in March: 29.85"Hg

The month with the highest atmospheric pressure is July (30.06"Hg).
The month with the lowest atmospheric pressure is November (29.8"Hg).

[Resources]

Average wind speed in March
Ketchikan, AK

Average wind speed in March - Ketchikan, AK
  • Average wind speed in March: 7.5mph

The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

[Resources]

Average humidity in March
Ketchikan, AK

Average humidity in March - Ketchikan, AK
  • Average humidity in March: 83%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is May (82%).

[Resources]

Average rainfall in March
Ketchikan, AK

Average rainfall in March - Ketchikan, AK
  • Average rainfall in March: 6.22"

The wettest month (with the highest rainfall) is January (9.69").
The driest month (with the least rainfall) is May (3.46").

[Resources]

Average rainfall days in March
Ketchikan, AK

Average rainfall days in March - Ketchikan, AK
  • Average rainfall days in March: 15.9 days

The month with the highest number of rainy days is November (21.4 days).
The month with the least rainy days is February (14.2 days).

[Resources]

Average snowfall in March
Ketchikan, AK

Average snowfall in March - Ketchikan, AK
  • Average snowfall in March: 11.81"

The month with the highest snowfall is February (13.11").
The months with the least snowfall are June, July, August, September and October (0").

[Resources]

Average snowfall days in March
Ketchikan, AK

Average snowfall days in March - Ketchikan, AK
  • Average snowfall days in March: 10.8 days

The month with the highest number of snowfall days is March (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average sea temperature in March
Ketchikan, AK

Average sea temperature in March - Ketchikan, AK
  • Average sea temperature in March: 42.5°F

The best month for swimming (with the highest average sea temperature) is August (55.9°F).
The coldest month (with the lowest average sea temperature) is March (42.5°F).

[Resources]

Average daylight in March /
Average sunshine in March
Ketchikan, AK

Average daylight in March / Average sunshine in March - Ketchikan, AK
  • Average daylight in March: 11h and 5min

The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 12min).

  • Average sunshine in March: 4h and 4min

The month with the most sunshine is May (Average sunshine: 7h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

[Resources]

Average sunshine days in March
Ketchikan, AK

Average sunshine days in March - Ketchikan, AK
  • Average sunshine days in March: 8.6 days

The month with the most sunshine days is July (11.9 days).
The month with the least sunshine days is November (5.6 days).

[Resources]

Average UV index in March
Ketchikan, AK

Average UV index in March - Ketchikan, AK
  • Average UV index in March: 2

The months with the highest UV index are July and August (UV index 4).
The months with the lowest UV index are January, November and December (UV index 1).

[Resources]

Average cloud cover in March
Ketchikan, AK

Average cloud cover in March - Ketchikan, AK
  • Average cloud cover in March: 63

The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is May (Cloud cover 55).

[Resources]

Average visibility in March
Ketchikan, AK

Average visibility in March - Ketchikan, AK
  • Average visibility in March: 6mi

The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).

[Resources]

Ketchikan, Alaska, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location