Weather on December 15
Nampa, ID
55 Years of Data
Avg High
40°F
Avg Low
22°F
Warmest
2006
49°F avg
Coldest
1972
0°F avg
About This Date
December 15th in Nampa, ID typically brings chilly winter weather, with average highs around 40°F and lows near 22°F. Over 44 years of records, the warmest December 15th was in 2006 (49°F average), while the coldest was 1972 (0°F) — a 49°F range across recorded history. Precipitation has occurred on 34% of recorded December 15th dates, with snow falling 2% of the time (heaviest snowfall: 1.1").
Planning for December 15th in Nampa, ID? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
1.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2014 | 47° | 27° | 37° | — | — |
| 2013 | 34° | 18° | 26° | — | — |
| 2012 | 41° | 33° | 37° | — | — |
| 2011 | 40° | 19° | 29° | — | — |
| 2010 | 50° | 26° | 38° | 0.38" | — |
| 2009 | 38° | 16° | 27° | 0.28" | — |
| 2008 | 30° | 20° | 25° | — | — |
| 2007 | 35° | 19° | 27° | — | — |
| 2006warmest | 57° | 41° | 49° | 0.53" | — |
| 2005 | 30° | 9° | 19° | — | — |
| 2004 | 48° | 28° | 38° | — | — |
| 2003 | 43° | 32° | 37° | 0.08" | — |
| 2002 | 59° | 26° | 43° | — | — |
| 2001 | 42° | 24° | 33° | — | — |
| 2000 | 47° | 37° | 42° | 0.1" | — |
| 1999 | 40° | 30° | 35° | — | — |
| 1998 | 46° | 21° | 34° | — | — |
| 1997 | 35° | 24° | 30° | — | — |
| 1996 | 42° | 26° | 34° | — | — |
| 1995 | 50° | 33° | 42° | 0.13" | — |
| 1994 | 36° | 18° | 27° | — | — |
| 1993 | 43° | 29° | 36° | — | — |
| 1992 | 34° | 25° | 29° | 0.05" | — |
| 1991 | 37° | 18° | 27° | — | — |
| 1990 | 34° | 9° | 21° | — | — |
| 1989 | 58° | 22° | 40° | — | — |
| 1988 | 40° | 22° | 31° | — | — |
| 1987 | 31° | 20° | 25° | — | — |
| 1986 | 38° | 25° | 31° | — | — |
| 1985 | 14° | -3° | 6° | 0.03" | — |
| 1984 | 30° | 13° | 21° | — | — |
| 1983 | 39° | 29° | 34° | 0.74" | — |
| 1982 | 40° | 28° | 34° | 0.58" | — |
| 1981 | 45° | 31° | 38° | 0.79" | — |
| 1980 | 23° | 17° | 20° | 0.03" | — |
| 1979 | 48° | 19° | 34° | — | — |
| 1978 | 39° | 5° | 22° | — | — |
| 1977 | 55° | 40° | 47° | 1.12" | — |
| 1976 | 38° | 11° | 24° | — | — |
| 1975 | 36° | 28° | 32° | 0.13" | — |
| 1974 | 38° | 30° | 34° | 0.25" | 1.1" |
| 1973 | 52° | 30° | 41° | — | — |
| 1972coldest | 10° | -11° | 0° | — | — |
| 1971 | 36° | 21° | 28° | — | — |
44 years of data from NAMPA SUGAR FACTORY