Weather on October 20
Nampa, ID
55 Years of Data
Avg High
66°F
Avg Low
36°F
Warmest
2003
67°F avg
Coldest
1996
37°F avg
About This Date
October 20th in Nampa, ID typically brings mild fall weather, with average highs around 66°F and lows near 36°F — a 30°F daily swing. Over 44 years of records, the warmest October 20th was in 2003 (67°F average), while the coldest was 1996 (37°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 11% of October 20th dates historically, with the wettest October 20th recording 0.89" of rain.
Planning for October 20th in Nampa, ID? Great weather for outdoor activities.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2014 | 79° | 42° | 60° | — | — |
| 2013 | 70° | 38° | 54° | — | — |
| 2012 | 59° | 41° | 50° | — | — |
| 2011 | 64° | 39° | 52° | — | — |
| 2010 | 70° | 34° | 52° | — | — |
| 2009 | 62° | 43° | 52° | — | — |
| 2008 | 73° | 40° | 56° | — | — |
| 2007 | 65° | 39° | 52° | 0.89" | — |
| 2006 | 59° | 42° | 51° | — | — |
| 2005 | 72° | 44° | 58° | — | — |
| 2004 | 57° | 40° | 48° | 0.56" | — |
| 2003warmest | 83° | 51° | 67° | — | — |
| 2002 | 71° | 34° | 52° | — | — |
| 2001 | 72° | 34° | 53° | — | — |
| 2000 | 70° | 46° | 58° | — | — |
| 1999 | 67° | 31° | 49° | — | — |
| 1998 | 64° | 28° | 46° | — | — |
| 1997 | 66° | 34° | 50° | — | — |
| 1996coldest | 50° | 23° | 37° | — | — |
| 1995 | 62° | 27° | 44° | — | — |
| 1994 | 69° | 37° | 53° | — | — |
| 1993 | 62° | 30° | 46° | — | — |
| 1992 | 74° | 33° | 53° | — | — |
| 1991 | 68° | 34° | 51° | — | — |
| 1990 | 53° | 25° | 39° | — | — |
| 1989 | 70° | 38° | 54° | — | — |
| 1988 | 69° | 42° | 56° | — | — |
| 1987 | 64° | 30° | 47° | — | — |
| 1986 | 69° | 34° | 51° | — | — |
| 1985 | 71° | 38° | 54° | — | — |
| 1984 | 51° | 33° | 42° | — | — |
| 1983 | 67° | 36° | 51° | — | — |
| 1982 | 57° | 26° | 42° | — | — |
| 1981 | 69° | 32° | 51° | — | — |
| 1980 | 63° | 35° | 49° | — | — |
| 1979 | 62° | 34° | 48° | 0.46" | — |
| 1978 | 75° | 42° | 59° | — | — |
| 1977 | 71° | 35° | 53° | — | — |
| 1976 | 59° | 23° | 41° | — | — |
| 1975 | 70° | 43° | 56° | — | — |
| 1974 | 68° | 38° | 53° | — | — |
| 1973 | 73° | 45° | 59° | 0.51" | — |
| 1972 | 72° | 43° | 57° | 0.03" | — |
| 1971 | 57° | 42° | 50° | — | — |
44 years of data from NAMPA SUGAR FACTORY