Sitka Weather in May
Average highs run from 52°F on May 1 to 57°F on May 31, and lows from 37°F to 42°F. Normal precipitation for the month is 4.05 in over about 17 wet days.
May day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
May at a glance
- Average high
- 54°F
- Average low
- 39°F
- Precipitation
- 4.05 in
- Record high
- 82°FMay 18, 2023
- Record low
- 29°FMay 5, 1965
- Chance of a freeze
- 57%
- Daylight
- 15 h 34 min to 17 h 26 min
- Cloud cover
- 71%
- Humidity
- 85%
- Dew point
- 42°F
- Wind
- 10.7 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| May 1 | 52°F | 37°F | 68°F 1989 | 31°F 1949 | 61% |
| May 2 | 52°F | 37°F | 71°F 2009 | 31°F 1951 | 61% |
| May 3 | 52°F | 37°F | 71°F 2024 | 30°F 1999 | 61% |
| May 4 | 52°F | 37°F | 69°F 1956 | 30°F 2002 | 60% |
| May 5 | 53°F | 37°F | 70°F 1972 | 29°F 1965 | 60% |
| May 6 | 53°F | 37°F | 75°F 1981 | 29°F 2002 | 59% |
| May 7 | 53°F | 38°F | 75°F 1981 | 30°F 1949 | 59% |
| May 8 | 53°F | 38°F | 69°F 1995 | 33°F 1971 | 59% |
| May 9 | 53°F | 38°F | 72°F 1975 | 30°F 1971 | 58% |
| May 10 | 53°F | 38°F | 73°F 2020 | 34°F 1977 | 58% |
| May 11 | 54°F | 38°F | 71°F 1945 | 31°F 1965 | 58% |
| May 12 | 54°F | 38°F | 73°F 2016 | 31°F 1964 | 57% |
| May 13 | 54°F | 39°F | 76°F 2016 | 32°F 1964 | 57% |
| May 14 | 54°F | 39°F | 78°F 2016 | 34°F 1965 | 57% |
| May 15 | 54°F | 39°F | 63°F 1969 | 32°F 1950 | 57% |
| May 16 | 54°F | 39°F | 70°F 2014 | 35°F 1966 | 56% |
| May 17 | 55°F | 39°F | 69°F 1945 | 34°F 1989 | 56% |
| May 18 | 55°F | 40°F | 82°F 2023 | 35°F 1992 | 56% |
| May 19 | 55°F | 40°F | 77°F 1945 | 34°F 1992 | 56% |
| May 20 | 55°F | 40°F | 73°F 2002 | 33°F 1989 | 56% |
| May 21 | 55°F | 40°F | 82°F 1963 | 37°F 1950 | 56% |
| May 22 | 55°F | 40°F | 73°F 1960 | 34°F 1955 | 56% |
| May 23 | 56°F | 41°F | 78°F 1969 | 34°F 1975 | 56% |
| May 24 | 56°F | 41°F | 68°F 1969 | 34°F 1972 | 56% |
| May 25 | 56°F | 41°F | 69°F 2002 | 36°F 1966 | 56% |
| May 26 | 56°F | 41°F | 67°F 1959 | 34°F 1966 | 56% |
| May 27 | 56°F | 41°F | 75°F 2010 | 34°F 1976 | 56% |
| May 28 | 56°F | 42°F | 77°F 1964 | 35°F 1956 | 57% |
| May 29 | 56°F | 42°F | 80°F 1964 | 36°F 1955 | 57% |
| May 30 | 57°F | 42°F | 67°F 1957 | 37°F 1976 | 57% |
| May 31 | 57°F | 42°F | 70°F 1964 | 36°F 1956 | 57% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (AKDT).
- May 1
- sunrise 5:12 AM, sunset 8:46 PM
- May 31
- sunrise 4:17 AM, sunset 9:43 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00025379 (Sitka 1 Ne), public domain. Records: NOAA GHCN-Daily, station USW00025333, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.