December weather in Shaniko, OR
The average temperature in Shaniko in December is 32.7°F (23.8°F–41.6°F). Average precipitation: 1.81 inches. Average snowfall is 3.6 inches.
December is a winter month in Shaniko, and is cooler than the annual average of 49.3°F. Daily temperatures swing about 17.8°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 8h 36m. For travel, December is cold.
Avg High
41.6°F
Avg Low
23.8°F
Precipitation
1.81 in
Snow
3.6 in
December records in Shaniko
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.9°F (1972) | 5.0°F (1985) | 0.36 in (1952) |
| December 2 | 64.9°F (1958) | 1.0°F (1985) | 0.84 in (1987) |
| December 3 | 68.0°F (1927) | -2.9°F (1992) | 0.58 in (2023) |
| December 4 | 72.0°F (1939) | 3.0°F (1992) | 0.60 in (1968) |
| December 5 | 70.0°F (1939) | -2.9°F (1972) | 0.78 in (1996) |
| December 6 | 63.0°F (2023) | 1.0°F (2013) | 1.91 in (1981) |
| December 7 | 60.1°F (1938) | -4.0°F (2009) | 0.50 in (1973) |
| December 8 | 64.0°F (1939) | -15.0°F (1972) | 0.60 in (1996) |
| December 9 | 62.1°F (2015) | -15.0°F (1932) | 0.61 in (1987) |
| December 10 | 59.0°F (2014) | -15.0°F (1972) | 0.97 in (1937) |
| December 11 | 60.1°F (1955) | -15.0°F (1932) | 0.70 in (1948) |
| December 12 | 62.1°F (1924) | -9.0°F (1932) | 0.85 in (2022) |
| December 13 | 60.1°F (1924) | -9.9°F (1932) | 0.76 in (1977) |
| December 14 | 62.1°F (1924) | -8.0°F (1932) | 0.72 in (1977) |
| December 15 | 61.0°F (2025) | -6.0°F (1932) | 0.84 in (1981) |
| December 16 | 64.0°F (2025) | -5.1°F (1964) | 0.60 in (1941) |
| December 17 | 59.0°F (1976) | -11.9°F (1964) | 0.43 in (1983) |
| December 18 | 57.0°F (1931) | -11.9°F (1924) | 1.14 in (1929) |
| December 19 | 55.9°F (1931) | -9.9°F (1924) | 1.40 in (2025) |
| December 20 | 57.0°F (1940) | -7.1°F (1990) | 1.65 in (1957) |
| December 21 | 60.1°F (1933) | -17.0°F (1990) | 1.32 in (1964) |
| December 22 | 59.0°F (1936) | -13.0°F (1990) | 2.16 in (1964) |
| December 23 | 60.1°F (1950) | -17.0°F (1924) | 0.80 in (1964) |
| December 24 | 63.0°F (1950) | -20.0°F (1924) | 0.91 in (1964) |
| December 25 | 55.9°F (1980) | -11.0°F (1924) | 0.54 in (1980) |
| December 26 | 60.1°F (1967) | -6.0°F (1924) | 0.56 in (1981) |
| December 27 | 61.0°F (1980) | 7.0°F (1948) | 0.75 in (2024) |
| December 28 | 57.0°F (1937) | 7.0°F (1978) | 0.78 in (1998) |
| December 29 | 57.9°F (1929) | -9.9°F (1990) | 0.81 in (2010) |
| December 30 | 55.0°F (1938) | -9.9°F (1968) | 0.50 in (1934) |
| December 31 | 57.9°F (1938) | -9.0°F (1968) | 0.63 in (1942) |