WEATHER IN Sitka
Climate tables. Data for Sitka.
Monthly temperature
| Month | Record low | Average low | Average | Average high | Record high |
| january | -18.9 () | 0.2 | 2.5 | 4.7 | 13.3 () |
| february | -18.3 () | 0.1 | 2.6 | 5.1 | 19.4 () |
| march | -18.3 () | 0.3 | 3.1 | 5.8 | 19.4 () |
| april | -14.4 () | 2.9 | 5.9 | 8.9 | 24.4 () |
| may | -12.2 (2025) | 6.1 | 8.9 | 11.8 | 27.8 (2023) |
| june | -3.3 () | 9.1 | 11.7 | 14.2 | 28.9 () |
| july | 0.6 () | 11.4 | 13.6 | 15.8 | 31.1 () |
| august | 2.2 () | 11.6 | 14.1 | 16.6 | 30.0 () |
| september | -2.2 () | 9.2 | 11.8 | 14.4 | 27.8 () |
| october | -8.9 () | 5.5 | 8.0 | 10.4 | 21.1 () |
| november | -16.7 () | 2.1 | 4.4 | 6.8 | 18.3 () |
| december | -20.6 () | 0.8 | 3.1 | 5.3 | 17.8 () |
| year | -20.6 () | 4.9 | 7.4 | 10.0 | 43.9 (2025) |
Monthly precipitation
| Month | Average | Record low | Record high | Daily high |
| january | 209 | 117 (2018) | 363 (2015) | 104 (2022) |
| february | 151 | 44 (2014) | 385 (2022) | 104 (1988) |
| march | 142 | 67 (2023) | 261 (2021) | 81 (1955) |
| april | 110 | 65 (2022) | 249 (2015) | 80 (1983) |
| may | 97 | 9 (2015) | 183 (2016) | 94 (1952) |
| june | 74 | 31 (2024) | 151 (2014) | 60 (1996) |
| july | 117 | 42 (2021) | 270 (2015) | 78 (1948) |
| august | 184 | 41 (2019) | 354 (2014) | 111 (1961) |
| september | 297 | 90 (2018) | 440 (2023) | 157 (1948) |
| october | 299 | 121 (2016) | 427 (2022) | 141 (1972) |
| november | 252 | 79 (2017) | 385 (2015) | 120 (2005) |
| december | 214 | 31 (2024) | 151 (2014) | 99 (2020) |
| year | 2146 | 1605 (2018) | 2863 (2015) | 157 (1948) |
Number of days with solid, liquid, and mixed precipitation
| Type of precipitation | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Wind speed, m/s
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different wind directions, %
| direction | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Air humidity, %
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Snow cover
| Month | jul | aug | sep | oct | nov | dec | jan | feb | mar | apr | may | jun | Year |
| number of days | |||||||||||||
| height (sm) | |||||||||||||
| max height (sm) |
Cloudy, score
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| total | |||||||||||||
| low |
Number of clear, cloudy and cloudy days
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| Total cloud | |||||||||||||
| Low cloud | |||||||||||||
Number of days with different phenomena
| phenomenon | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different types of clouds, %
| type of clouds | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |