Climate and monthly weather forecast
Nikiski, AK

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Weather in January

January, the same as December, in Nikiski, Alaska, is a freezing cold winter month, with an average temperature fluctuating between 18.3°F (-7.6°C) and 24.3°F (-4.3°C). The coldest period tends to be January, when average temperatures fluctuate between a high of 24.3°F (-4.3°C) and a low of 18.3°F (-7.6°C). Weather in January »

Weather in February

February, the last month of the winter in Nikiski, is another freezing cold month, with an average temperature fluctuating between 26.4°F (-3.1°C) and 19°F (-7.2°C). The onset of February manifests an average high-temperature of a still subzero cold 26.4°F (-3.1°C), demonstrating a minor variation from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is still a freezing cold month in Nikiski, Alaska, with an average temperature varying between 29.7°F (-1.3°C) and 20.7°F (-6.3°C). An average high-temperature of a still subzero cold 29.7°F (-1.3°C) marks March, exhibiting a close resemblance to the conditions in February. Weather in March »

Weather in April

April in Nikiski, Alaska, is a wintry spring month, with an average temperature ranging between min 31.8°F (-0.1°C) and max 40.5°F (4.7°C). The onset of April brings a rise in the average high-temperature, elevating from a subzero cold 29.7°F (-1.3°C) in March to an icy 40.5°F (4.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a fresh month in Nikiski, Alaska, with temperature in the range of an average high of 51.4°F (10.8°C) and an average low of 41.7°F (5.4°C). Nikiski's weather in May presents a rise in the average high-temperature, moving from a cold 40.5°F (4.7°C) in April to a fresh 51.4°F (10.8°C). Weather in May »

Weather in June

June, the first month of the summer in Nikiski, is a mild month, with an average temperature varying between 47.5°F (8.6°C) and 57.7°F (14.3°C). The shift into June brings a slight increase in the average high-temperature, moving from a cool 51.4°F (10.8°C) in May to a mild 57.7°F (14.3°C). Weather in June »

Weather in July

July in Nikiski, Alaska, is a comfortable summer month, with an average temperature ranging between min 51.3°F (10.7°C) and max 61.3°F (16.3°C). Temperature readings reach their annual highs in July, averaging 61.3°F (16.3°C) and a minimum average of 51.3°F (10.7°C). Weather in July »

Weather in August

The last month of the summer, August, is another mild month in Nikiski, Alaska, with an average temperature ranging between max 59.7°F (15.4°C) and min 50.7°F (10.4°C). Nikiski marks the start of August with an average high-temperature of a mild 59.7°F (15.4°C), hinting at a slight fluctuation from July's 61.3°F (16.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a cool month in Nikiski, Alaska, with an average temperature varying between 53.1°F (11.7°C) and 45.7°F (7.6°C). Nikiski's transition into September involves a gentle shift in temperature, receding from a moderate 59.7°F (15.4°C) in August to a fresh 53.1°F (11.7°C). Weather in September »

Weather in October

October, the same as September, in Nikiski, Alaska, is a frosty autumn month, with temperature in the range of an average low of 37.8°F (3.2°C) and an average high of 43.2°F (6.2°C). The move into October indicates a reduction in the average high-temperature, down from September's cool 53.1°F (11.7°C) to a frosty 43.2°F (6.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a subzero cold month in Nikiski, Alaska, with an average temperature fluctuating between 26.1°F (-3.3°C) and 31.1°F (-0.5°C). A change in temperatures is noted as October gives way to November, with average highs reducing from a frosty 43.2°F (6.2°C) to a freezing cold 31.1°F (-0.5°C). Weather in November »

Weather in December

December, the first month of the winter in Nikiski, is also a subzero cold month, with an average temperature varying between 27°F (-2.8°C) and 21.2°F (-6°C). At the start of December, Nikiski's average high-temperature reaches a still subzero cold 27°F (-2.8°C), subtly different from the preceding month. Weather in December »
Updated: Jul 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January, marked by an average high-temperature of 24.3°F (-4.3°C) and a low-temperature of 18.3°F (-7.6°C), is the coldest month in Nikiski.

What is the most humid month?

January and February, with an average relative humidity of 87%, are most humid months.

How much does it rain?

Throughout the year, there are 136.3 rainfall days, and 19.49" (495mm) of precipitation is accumulated.

When does it snow?

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

How many days does it snow?

Throughout the year, there are 62.1 snowfall days, and 30.71" (780mm) of snow is accumulated.

When is the lowest UV index?

With an average maximum UV index of 1, January is the month with the lowest UV index.

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 69%, May is the least humid month.

When it does not snow?

May through August are months without snowfall.

What is the driest month?

June is the month with the least rainfall. Rain falls for 11.6 days and accumulates 0.91" (23mm) of precipitation.

When are the longest days?

With an average of 19h and 0min of daylight, June has the longest days of the year.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 10.6h of sunshine.

What are the months with the highest UV index?

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

What time of the year is the hottest?

In Nikiski, July records the average highest temperatures, peaking at 61.3°F (16.3°C) and reaching a low of 51.3°F (10.7°C).

What is the wettest month?

The month with the most rainfall is October, when the rain falls for 15.6 days and typically aggregates up to 2.87" (73mm) of precipitation.

What is the snowiest month?

The month with the most snowfall is December, when snow falls for 12.7 days and typically aggregates up to 8.74" (222mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 5h and 48min of daylight.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 2.9h of sunshine.

Average temperature
Nikiski, AK

Average temperature - Nikiski, AK

The warmest month (with the highest average high temperature) is July (61.3°F).
The month with the lowest average high temperature is January (24.3°F).

The month with the highest average low temperature is July (51.3°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure
Nikiski, AK

Average pressure - Nikiski, AK

The month with the highest atmospheric pressure is July (29.96"Hg).
The month with the lowest atmospheric pressure is December (29.64"Hg).

Average wind speed
Nikiski, AK

Average wind speed - Nikiski, AK

The windiest month (with the highest average wind speed) is December (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity
Nikiski, AK

Average humidity - Nikiski, AK

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is May (69%).

Average rainfall
Nikiski, AK

Average rainfall - Nikiski, AK

The wettest month (with the highest rainfall) is October (2.87").
The driest month (with the least rainfall) is June (0.91").

Average rainfall days
Nikiski, AK

Average rainfall days - Nikiski, AK

The month with the highest number of rainy days is September (16.6 days).
The month with the least rainy days is February (5.5 days).

Average snowfall
Nikiski, AK

Average snowfall - Nikiski, AK

The month with the highest snowfall is December (8.74").
The months with the least snowfall are May, June, July and August (0").

Average snowfall days
Nikiski, AK

Average snowfall days - Nikiski, AK

The month with the highest number of snowfall days is December (12.7 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight / Average sunshine
Nikiski, AK

Average daylight / Average sunshine - Nikiski, AK

The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).

Average sunshine days
Nikiski, AK

Average sunshine days - Nikiski, AK

The month with the most sunshine days is June (16.6 days).
The month with the least sunshine days is September (11.5 days).

Average visibility
Nikiski, AK

Average visibility - Nikiski, AK

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

Nikiski, Alaska, USA

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