Climate and monthly weather forecast
Susitna, AK

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Weather in January

January, the same as December, in Susitna, Alaska, is another subzero cold winter month, with an average temperature fluctuating between 19.6°F (-6.9°C) and 12.9°F (-10.6°C). January tends to be the coldest month, with temperatures averaging a daily high of 19.6°F (-6.9°C) and a low of 12.9°F (-10.6°C). Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Susitna, Alaska, with an average temperature varying between 14.9°F (-9.5°C) and 24.1°F (-4.4°C). February's onset records a minor alteration in the average high-temperature to a still subzero cold 24.1°F (-4.4°C) from January's 19.6°F (-6.9°C). Weather in February »

Weather in March

The first month of the spring, March, is still a freezing cold month in Susitna, Alaska, with an average temperature varying between 17.2°F (-8.2°C) and 28.8°F (-1.8°C). On the advent of March, Susitna's average high-temperature exhibits a minor adjustment to a still subzero cold 28.8°F (-1.8°C) from February's 24.1°F (-4.4°C). Weather in March »

Weather in April

April in Susitna, Alaska, is a wintry spring month, with an average temperature fluctuating between 29.8°F (-1.2°C) and 40.1°F (4.5°C). In April, the average high-temperature increases from a subzero cold 28.8°F (-1.8°C) in March to an icy 40.1°F (4.5°C). Weather in April »

Weather in May

The last month of the spring, May, is a cool month in Susitna, Alaska, with temperature in the range of an average high of 53.2°F (11.8°C) and an average low of 41°F (5°C). May's onset witnesses a shift in the average high-temperature, moving from an icy 40.1°F (4.5°C) in April to a cool 53.2°F (11.8°C). Weather in May »

Weather in June

June, the first month of the summer in Susitna, is a moderate month, with an average temperature fluctuating between 47.5°F (8.6°C) and 60.4°F (15.8°C). June introduces a marginal temperature uplift, with average high-temperatures adjusting from May's fresh 53.2°F (11.8°C) to a refreshing 60.4°F (15.8°C). Weather in June »

Weather in July

July is a refreshing summer month in Susitna, Alaska, with an average temperature fluctuating between 63.3°F (17.4°C) and 51.8°F (11°C). July is the warmest month, with an average high-temperature of 63.3°F (17.4°C) and an average low-temperature of 51.8°F (11°C). Weather in July »

Weather in August

August, the last month of the summer in Susitna, is also an enjoyable month, with temperature in the range of an average high of 61.2°F (16.2°C) and an average low of 50.4°F (10.2°C). The advent of August brings an average high-temperature of a still enjoyable 61.2°F (16.2°C), exhibiting minor difference from the previous month. Weather in August »

Weather in September

September, the first month of the autumn in Susitna, is still a cool month, with temperature in the range of an average high of 53.8°F (12.1°C) and an average low of 44.1°F (6.7°C). During the shift to September, a minor reduction in average high-temperature is observed, shifting from a comfortable 61.2°F (16.2°C) in August to a fresh 53.8°F (12.1°C). Weather in September »

Weather in October

October, like September, in Susitna, Alaska, is another cold autumn month, with an average temperature ranging between min 35.4°F (1.9°C) and max 41.7°F (5.4°C). October's onset brings a slight change in high-temperatures, falling from a fresh 53.8°F (12.1°C) in September to a wintry 41.7°F (5.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is another freezing cold month in Susitna, Alaska, with temperature in the range of an average low of 21.9°F (-5.6°C) and an average high of 27.5°F (-2.5°C). The shift to November brings a decrease in the average high-temperature, falling from a wintry 41.7°F (5.4°C) in October to a freezing cold 27.5°F (-2.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Susitna, Alaska, with an average temperature ranging between max 23°F (-5°C) and min 16.5°F (-8.6°C). Susitna sees the arrival of December with an average high-temperature of a still freezing cold 23°F (-5°C), indicating a subtle variation from November. Weather in December »
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

With average temperatures fluctuating between a high of 19.6°F (-6.9°C) and a low of 12.9°F (-10.6°C), January stands out as the coldest month.

How much does it rain?

Throughout the year, there are 112.1 rainfall days, and 7.4" (188mm) of precipitation is accumulated.

When does it snow?

January through April, October through December are months with snowfall.

How much does it snow?

Throughout the year, there are 46.9 snowfall days, and 10.94" (278mm) of snow is accumulated.

What is the most humid month?

February and March, with an average relative humidity of 86%, are most humid months.

When is Daylight Saving Time (DST)?

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 ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from AKDT to AKST.

What is the least humid month?

With an average relative humidity of 66%, May is the least humid month.

When it does not snow?

May through September are months without snowfall.

What is the driest month?

June is the month with the least rainfall. Rain falls for 8.4 days and accumulates 0.31" (8mm) of precipitation.

When are the longest days?

With an average of 19h and 18min of daylight, June has the longest days of the year.

What month has the most sunshine?

The month with the most sunshine is June, with an average of 11.3h of sunshine.

When is the highest UV index?

The months with the highest UV index are June and July, with an average maximum UV index of 4.

What are the warmest months?

During the warmest month in Susitna, July, temperatures average a high of 63.3°F (17.4°C) and a low of 51.8°F (11°C).

What is the rainiest month?

September is the month with the most rainfall. Rain falls for 16.2 days and accumulates 1.22" (31mm) of precipitation.

When does it snow the most?

December is the month with the most snowfall. Snow falls for 9.4 days and accumulates 2.48" (63mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 5h and 30min of daylight.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 3.4h of sunshine.

What is the month with the lowest UV index?

The month with the lowest UV index is December, with an average maximum UV index of 1.

Average temperature
Susitna, AK

Average temperature - Susitna, AK

The warmest month (with the highest average high temperature) is July (63.3°F).
The month with the lowest average high temperature is January (19.6°F).

The month with the highest average low temperature is July (51.8°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).

Average pressure
Susitna, AK

Average pressure - Susitna, AK

The month with the highest atmospheric pressure is July (29.96"Hg).
The month with the lowest atmospheric pressure is December (29.67"Hg).

Average wind speed
Susitna, AK

Average wind speed - Susitna, AK

The windiest month (with the highest average wind speed) is November (8.3mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).

Average humidity
Susitna, AK

Average humidity - Susitna, AK

The months with the highest relative humidity are February and March (86%).
The month with the lowest relative humidity is May (66%).

Average rainfall
Susitna, AK

Average rainfall - Susitna, AK

The wettest month (with the highest rainfall) is September (1.22").
The driest month (with the least rainfall) is June (0.31").

Average rainfall days
Susitna, AK

Average rainfall days - Susitna, AK

The month with the highest number of rainy days is September (16.2 days).
The month with the least rainy days is February (4.9 days).

Average snowfall
Susitna, AK

Average snowfall - Susitna, AK

The month with the highest snowfall is December (2.48").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Susitna, AK

Average snowfall days - Susitna, AK

The month with the highest number of snowfall days is December (9.4 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight / Average sunshine
Susitna, AK

Average daylight / Average sunshine - Susitna, AK

The month with the longest days is June (Average daylight: 19h and 18min).
The month with the shortest days is December (Average daylight: 5h and 30min).

The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

Average sunshine days
Susitna, AK

Average sunshine days - Susitna, AK

The month with the most sunshine days is June (19.9 days).
The month with the least sunshine days is September (11.2 days).

Average visibility
Susitna, AK

Average visibility - Susitna, AK

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

Susitna, Alaska, USA

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