Weather on December 31
Nampa, ID
55 Years of Data
About This Date
December 31st in Nampa, ID typically brings cold winter weather, with average highs around 36°F and lows near 19°F. Over 44 years of records, the warmest December 31st was in 1996 (50°F average), while the coldest was 1990 (-3°F) — a 53°F range across recorded history. Precipitation has occurred on 39% of recorded December 31st dates, with snow falling 11% of the time.
Planning for December 31st in Nampa, ID? Bundle up with warm layers and protect extremities from the cold. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2014 | 27° | 7° | 17° | — | — |
| 2013 | 35° | 24° | 30° | — | — |
| 2012 | 27° | 11° | 19° | — | — |
| 2011 | 60° | 31° | 45° | 0.18" | — |
| 2010 | 30° | 13° | 21° | — | — |
| 2009 | 39° | 22° | 30° | — | — |
| 2008 | 42° | 28° | 35° | — | — |
| 2007 | 40° | 18° | 29° | — | — |
| 2006 | 37° | 20° | 28° | — | — |
| 2005 | 47° | 35° | 41° | 1.35" | — |
| 2004 | 47° | 28° | 37° | 0.05" | — |
| 2003 | 30° | 18° | 24° | 0.2" | 1" |
| 2002 | 43° | 33° | 38° | 2.06" | 1" |
| 2001 | 36° | 28° | 32° | 0.1" | 0.5" |
| 2000 | 31° | 24° | 27° | — | — |
| 1999 | 27° | 21° | 24° | — | — |
| 1998 | 53° | 30° | 42° | 0.03" | — |
| 1997 | 45° | 24° | 34° | — | — |
| 1996warmest | 57° | 43° | 50° | 0.13" | — |
| 1995 | 35° | 30° | 33° | 0.91" | — |
| 1994 | 36° | 15° | 25° | — | — |
| 1993 | 39° | 23° | 31° | 0.05" | 0.1" |
| 1992 | 41° | 28° | 35° | — | — |
| 1991 | 39° | 22° | 30° | 0.25" | — |
| 1990coldest | 9° | -14° | -3° | — | — |
| 1989 | 52° | 14° | 33° | — | — |
| 1988 | 31° | 12° | 21° | 0.18" | — |
| 1987 | 40° | 22° | 31° | 0.28" | — |
| 1986 | 30° | 12° | 21° | — | — |
| 1985 | 18° | -3° | 8° | — | — |
| 1984 | 45° | 24° | 34° | — | — |
| 1983 | 31° | 25° | 28° | 0.25" | — |
| 1982 | 18° | 8° | 13° | — | — |
| 1981 | 30° | 12° | 21° | — | — |
| 1980 | 49° | 29° | 39° | — | — |
| 1979 | 32° | 18° | 25° | — | — |
| 1978 | 12° | -8° | 2° | 0.08" | — |
| 1977 | 37° | 24° | 31° | 0.38" | — |
| 1976 | 39° | 12° | 26° | — | — |
| 1975 | 36° | 26° | 31° | — | — |
| 1974 | 27° | 2° | 14° | — | — |
| 1973 | 36° | 19° | 27° | — | — |
| 1972 | 42° | 21° | 32° | 0.05" | 0.3" |
| 1971 | 31° | 18° | 24° | — | — |
Nampa, ID Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Nampa, ID Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Nampa, ID Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Nampa, ID
Nampa, ID has no months that meet our "pleasant" threshold — every season has tradeoffs.