March weather forecast
Sitka, AK

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The glacial carved Three Sisters Mountains in Sitka, Alaska
The glacial carved Three Sisters Mountains in Sitka, Alaska

Weather in March

The month of March is the beginning of change in Sitka's weather patterns. The snowfall begins to decrease, yet remaining a record of 17.72" (450mm) over an average of 14.1 days. The significant shift in weather becomes visible with longer daylight hours and an increase in sunshine hours. March also sees relatively lower humidity levels, providing a sharper atmosphere. March, therefore, marks a gradual transition from winter towards the spring season.

Temperature

As February transitions into March, the average high-temperature rests at a still icy 37°F (2.8°C), maintaining a close resemblance to the previous month. The nighttime temperature demonstrates a marginal decline, averaging at a subzero cold 30.2°F (-1°C) during March.

Humidity

The months with the lowest humidity are February and March, with an average relative humidity of 83%.

Rainfall

In Sitka, in March, it is raining for 15.6 days, with typically 5.87" (149mm) of accumulated precipitation. Throughout the year, there are 243.6 rainfall days, and 82.76" (2102mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. March is the month with the most snowfall. Snow falls for 14.1 days and accumulates 17.72" (450mm) of snow.

Daylight

In March, the average length of the day is 11h and 54min.
On the first day of March, sunrise is at 6:51 am and sunset at 5:35 pm AKST. On the last day of the month, sunrise is at 6:30 am and sunset at 7:40 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 Sitka, Alaska, the average sunshine in March is 4.6h.

UV index

In March, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum high UV index of 2 in March translates into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Sitka in March?

The average high-temperature and low-temperature during March are 37°F (2.8°C) and 30.2°F (-1°C) respectively.

What are the least humid months?

February and March, with an average relative humidity of 83%, are the least humid months.

What is the average humidity in March?

The average relative humidity in March is 83%.

How many days does it rain in March?

In March, the rain falls for 15.6 days. Throughout March, 5.87" (149mm) of precipitation is accumulated.

When does it snow the most?

The month with the most snowfall is March, when snow falls for 14.1 days and typically aggregates up to 17.72" (450mm) of snow.

How many days does it snow in March?

In Sitka, during March, snow falls for 14.1 days and regularly aggregates up to 17.72" (450mm) of snow.

What is the average length of the day in March?

In March, the average day length is 11h and 54min.

What time are sunrise and sunset in March?

In March, on the first day of the month, sunrise is at 6:51 am and sunset at 5:35 pm AKST. On the last day of the month, sunrise is at 6:30 am and sunset at 7:40 pm AKDT.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Sitka, 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 Sitka have in March?

In March, the average sunshine duration is 4.6h.

How high is the UV index in March?

The average daily maximum UV index in March in Sitka 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
Sitka, AK

Average temperature in March - Sitka, AK
  • Average high temperature in March: 37°F

The warmest month (with the highest average high temperature) is August (57.9°F).
The month with the lowest average high temperature is January (34.7°F).

  • Average low temperature in March: 30.2°F

The month with the highest average low temperature is August (51.1°F).
The coldest month (with the lowest average low temperature) is February (29.7°F).

Average pressure in March
Sitka, AK

Average pressure in March - Sitka, AK
  • Average pressure in March: 29.8"Hg

The month with the highest atmospheric pressure is July (30.05"Hg).
The month with the lowest atmospheric pressure is November (29.72"Hg).

Average wind speed in March
Sitka, AK

Average wind speed in March - Sitka, AK
  • Average wind speed in March: 8.2mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).

Average humidity in March
Sitka, AK

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

The month with the highest relative humidity is August (89%).
The months with the lowest relative humidity are February and March (83%).

Average rainfall in March
Sitka, AK

Average rainfall in March - Sitka, AK
  • Average rainfall in March: 5.87"

The wettest month (with the highest rainfall) is November (10.16").
The driest month (with the least rainfall) is May (3.82").

Average rainfall days in March
Sitka, AK

Average rainfall days in March - Sitka, AK
  • Average rainfall days in March: 15.6 days

The month with the highest number of rainy days is October (23.5 days).
The month with the least rainy days is February (14.6 days).

Average snowfall in March
Sitka, AK

Average snowfall in March - Sitka, AK
  • Average snowfall in March: 17.72"

The month with the highest snowfall is March (17.72").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in March
Sitka, AK

Average snowfall days in March - Sitka, AK
  • Average snowfall days in March: 14.1 days

The month with the highest number of snowfall days is March (14.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 17h and 48min).
The month with the shortest days is December (Average daylight: 6h and 48min).

  • Average sunshine in March: 4h and 4min

The month with the most sunshine is May (Average sunshine: 6h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

Average sunshine days in March
Sitka, AK

Average sunshine days in March - Sitka, AK
  • Average sunshine days in March: 7 days

The month with the most sunshine days is May (8.8 days).
The month with the least sunshine days is June (4.8 days).

Average UV index in March
Sitka, AK

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

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

Average cloud cover in March
Sitka, AK

Average cloud cover in March - Sitka, AK
  • Average cloud cover in March: 64

The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are February, May and September (Cloud cover 60).

Average visibility in March
Sitka, AK

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

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

Sitka, Alaska, USA

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