October weather forecastNikiski, AK
October
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).Temperature
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). Nikiski experiences an average nighttime temperature of 37.8°F (3.2°C) in October, reflecting a minor difference from the day's peak.Humidity
The average relative humidity in October is 78%.Rainfall
October is the month with the most rainfall. Rain falls for 15.6 days and accumulates 2.87" (73mm) of precipitation.Snowfall
Months with snowfall are January through April, September through December. In October, it is snowing for 1.5 days. Throughout October, 0.75" (19mm) of snow is accumulated. In Nikiski, Alaska, during the entire year, snow falls for 62.1 days and aggregates up to 30.71" (780mm) of snow.Daylight
The average length of the day in October in Nikiski is 10h and 2min.On the first day of the month, sunrise is at 8:13 am and sunset at 7:35 pm. On the last day of October, sunrise is at 9:30 am and sunset at 6:07 pm AKDT.
Sunshine
The average sunshine in October is 5h.UV index
In October, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In October, a daily maximum UV index of 2 leads to the following instructions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Stay sun-safe with clothing that is both closely woven and worn loosely. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Nikiski, AK
- Average high temperature in October: 43.2°F
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).
- Average low temperature in October: 37.8°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 in October
Nikiski, AK
- Average pressure in October: 29.68"Hg
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 in October
Nikiski, AK
- Average wind speed in October: 8.1mph
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 in October
Nikiski, AK
- Average humidity in October: 78%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is May (69%).
Average rainfall in October
Nikiski, AK
- Average rainfall in October: 2.87"
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 in October
Nikiski, AK
- Average rainfall days in October: 15.6 days
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 in October
Nikiski, AK
- Average snowfall in October: 0.75"
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 in October
Nikiski, AK
- Average snowfall days in October: 1.5 days
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 in October /
Average sunshine in October
Nikiski, AK
- Average daylight in October: 10h and 0min
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).
- Average sunshine in October: 5h and 0min
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 in October
Nikiski, AK
- Average sunshine days in October: 13.1 days
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 UV index in October
Nikiski, AK
- Average UV index in October: 2
The months with the highest UV index are June and July (UV index 4).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in October
Nikiski, AK
- Average cloud cover in October: 53
The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is June (Cloud cover 44).
Average visibility in October
Nikiski, AK
- Average visibility in October: 6mi
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).





