Climate and monthly weather forecast
Tyonek, AK

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Weather in January

January, like December, is another subzero cold winter month in Tyonek, Alaska, with an average temperature varying between 16.2°F (-8.8°C) and 8.4°F (-13.1°C). Tyonek's coldest temperatures are experienced in January, with average high temperatures of 16.2°F (-8.8°C) and lows of 8.4°F (-13.1°C). Weather in January »

Weather in February

February, the last month of the winter in Tyonek, is another freezing cold month, with an average temperature fluctuating between 19.9°F (-6.7°C) and 9.9°F (-12.3°C). The commencement of February introduces an average high-temperature of a still freezing cold 19.9°F (-6.7°C), closely mirroring the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Tyonek, is also a subzero cold month, with an average temperature ranging between min 12.4°F (-10.9°C) and max 24.8°F (-4°C). March experiences an average high-temperature of a still subzero cold 24.8°F (-4°C), barely different from February's 19.9°F (-6.7°C). Weather in March »

Weather in April

April in Tyonek, Alaska, is a cold spring month, with an average temperature varying between 36.1°F (2.3°C) and 23.9°F (-4.5°C). As Tyonek transitions into April, the average high-temperature shows a change, moving from a freezing cold 24.8°F (-4°C) in March to an icy 36.1°F (2.3°C). Weather in April »

Weather in May

May, the last month of the spring in Tyonek, is a cool month, with an average temperature ranging between max 51.4°F (10.8°C) and min 38.1°F (3.4°C). Tyonek's transition into May marks a considerable rise in the average high-temperature, moving up from a cold 36.1°F (2.3°C) in April to a cool 51.4°F (10.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderate month in Tyonek, Alaska, with an average temperature varying between 44.4°F (6.9°C) and 60.6°F (15.9°C). Tyonek's weather in June presents a rise in the average high-temperature, moving from a cool 51.4°F (10.8°C) in May to a moderate 60.6°F (15.9°C). Weather in June »

Weather in July

July is an enjoyable summer month in Tyonek, Alaska, with an average temperature varying between 63.1°F (17.3°C) and 47.1°F (8.4°C). The warmest month is July, with an average high-temperature of 63.1°F (17.3°C) and an average low-temperature of 47.1°F (8.4°C). Weather in July »

Weather in August

August, the last month of the summer in Tyonek, is another mild month, with temperature in the range of an average high of 59.5°F (15.3°C) and an average low of 45.1°F (7.3°C). The arrival of August brings an average high-temperature of a moderate 59.5°F (15.3°C), closely following the temperature pattern of July. Weather in August »

Weather in September

The first month of the autumn, September, is also a fresh month in Tyonek, Alaska, with an average temperature fluctuating between 50°F (10°C) and 38.7°F (3.7°C). The transition into September involves a decrease in the average high-temperature, falling from a mild 59.5°F (15.3°C) in August to a fresh 50°F (10°C). Weather in September »

Weather in October

October, the same as September, is an icy autumn month in Tyonek, Alaska, with an average temperature fluctuating between 37°F (2.8°C) and 30.2°F (-1°C). The average high-temperature decreases in October, shifting from a fresh 50°F (10°C) in September to a wintry 37°F (2.8°C). Weather in October »

Weather in November

November, the last month of the autumn in Tyonek, is also a subzero cold month, with an average temperature ranging between min 15.4°F (-9.2°C) and max 22.3°F (-5.4°C). In November, the meteorological conditions markedly change with the average high-temperature descending from a wintry 37°F (2.8°C) in October to a freezing cold 22.3°F (-5.4°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Tyonek, Alaska, with an average temperature varying between 10°F (-12.2°C) and 18.1°F (-7.7°C). December reports an average high-temperature of a still freezing cold 18.1°F (-7.7°C), slightly varied from November's 22.3°F (-5.4°C). Weather in December »
Updated: Jun 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

The coldest period tends to be January, when average temperatures fluctuate between a high of 16.2°F (-8.8°C) and a low of 8.4°F (-13.1°C).

How much does it rain in Tyonek?

Throughout the year, there are 139.5 rainfall days, and 31.89" (810mm) of precipitation is accumulated.

When does it snow?

January through May, September through December are months with snowfall.

How many days does it snow?

Throughout the year, in Tyonek, there are 99.7 snowfall days, and 99.45" (2526mm) of snow is accumulated.

What is the most humid month?

March and April, 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.

When is the lowest UV index?

March, October and December, with an average maximum UV index of 1, are months with the lowest UV index.

What are the least humid months in Tyonek?

May and June, with an average relative humidity of 69%, are the least humid months.

What is the driest month?

June is the month with the least rainfall. Rain falls for 15.3 days and accumulates 1.38" (35mm) of precipitation.

When it does not snow?

In Tyonek, Alaska, snow does not fall in June through August.

When are the longest days?

With an average of 19h and 6min of daylight, June has the longest days of the year.

What month has the most sunshine?

With an average of 10.2h of sunshine, June has the most sunshine of the year.

What is the month with the highest UV index?

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

What are the warmest months?

The warmest period tends to be July, when average temperatures fluctuate between a high of 63.1°F (17.3°C) and a low of 47.1°F (8.4°C).

What is the wettest month?

The month with the most rainfall is October, when the rain falls for 15.8 days and typically aggregates up to 4.61" (117mm) of precipitation.

When does it snow the most?

December is the month with the most snowfall in Tyonek. Snow falls for 17.7 days and accumulates 24.17" (614mm) of snow.

What is the month with the shortest days?

With an average of 5h and 42min of daylight, December has the shortest days of the year.

What is the month with the least sunshine?

With an average of 2.8h of sunshine, December has the least sunshine of the year.

Average temperature
Tyonek, AK

Average temperature - Tyonek, AK

The warmest month (with the highest average high temperature) is July (63.1°F).
The month with the lowest average high temperature is January (16.2°F).

The month with the highest average low temperature is July (47.1°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).

Average pressure
Tyonek, AK

Average pressure - Tyonek, AK

The month with the highest atmospheric pressure is July (29.95"Hg).
The month with the lowest atmospheric pressure is December (29.68"Hg).

Average wind speed
Tyonek, AK

Average wind speed - Tyonek, AK

The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).

Average humidity
Tyonek, AK

Average humidity - Tyonek, AK

The months with the highest relative humidity are March and April (86%).
The months with the lowest relative humidity are May and June (69%).

Average rainfall
Tyonek, AK

Average rainfall - Tyonek, AK

The wettest month (with the highest rainfall) is October (4.61").
The driest month (with the least rainfall) is June (1.38").

Average rainfall days
Tyonek, AK

Average rainfall days - Tyonek, AK

The month with the highest number of rainy days is August (20.2 days).
The month with the least rainy days is February (3.3 days).

Average snowfall
Tyonek, AK

Average snowfall - Tyonek, AK

The month with the highest snowfall is December (24.17").
The months with the least snowfall are June, July and August (0").

Average snowfall days
Tyonek, AK

Average snowfall days - Tyonek, AK

The month with the highest number of snowfall days is December (17.7 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight / Average sunshine
Tyonek, AK

Average daylight / Average sunshine - Tyonek, AK

The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 42min).

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).

Average sunshine days
Tyonek, AK

Average sunshine days - Tyonek, AK

The month with the most sunshine days is January (15.8 days).
The month with the least sunshine days is September (8.4 days).

Average UV index
Tyonek, AK

Average UV index - Tyonek, AK

The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are March, October and December (UV index 1).

Tyonek, Alaska, USA

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