Weather on September 28
Nampa, ID
55 Years of Data
About This Date
September 28th in Nampa, ID typically brings pleasant fall weather, with average highs around 76°F and lows near 42°F — a 34°F daily swing. Over 43 years of records, the warmest September 28th was in 2003 (69°F average), while the coldest was 1971 (45°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 9% of September 28th dates historically.
Planning for September 28th in Nampa, ID? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2014 | 68° | 54° | 61° | 0.1" | — |
| 2012 | 84° | 47° | 65° | — | — |
| 2011 | 85° | 50° | 67° | — | — |
| 2010 | 82° | 47° | 64° | — | — |
| 2009 | 82° | 47° | 64° | — | — |
| 2008 | 79° | 44° | 61° | — | — |
| 2007 | 82° | 46° | 64° | — | — |
| 2006 | 83° | 44° | 63° | — | — |
| 2005 | 75° | 46° | 61° | — | — |
| 2004 | 83° | 50° | 66° | — | — |
| 2003warmest | 87° | 50° | 69° | — | — |
| 2002 | 71° | 43° | 57° | — | — |
| 2001 | 81° | 45° | 63° | — | — |
| 2000 | 80° | 39° | 60° | — | — |
| 1999 | 61° | 30° | 45° | — | — |
| 1998 | 76° | 43° | 59° | — | — |
| 1997 | 69° | 38° | 53° | — | — |
| 1996 | 75° | 38° | 56° | — | — |
| 1995 | 72° | 44° | 58° | — | — |
| 1994 | 88° | 46° | 67° | — | — |
| 1993 | 82° | 39° | 61° | — | — |
| 1992 | 76° | 41° | 58° | — | — |
| 1991 | 88° | 45° | 66° | 0.03" | — |
| 1990 | 81° | 45° | 63° | — | — |
| 1989 | 79° | 47° | 63° | — | — |
| 1988 | 69° | 36° | 52° | — | — |
| 1987 | 68° | 34° | 51° | — | — |
| 1986 | 58° | 38° | 48° | — | — |
| 1985 | 66° | 33° | 50° | — | — |
| 1984 | 66° | 32° | 49° | — | — |
| 1983 | 70° | 37° | 53° | — | — |
| 1982 | 63° | 38° | 50° | 0.05" | — |
| 1981 | 82° | 51° | 67° | 0.06" | — |
| 1980 | 81° | 44° | 62° | — | — |
| 1979 | 80° | 42° | 61° | — | — |
| 1978 | 80° | 36° | 58° | — | — |
| 1977 | 74° | 42° | 58° | — | — |
| 1976 | 82° | 47° | 64° | — | — |
| 1975 | 88° | 39° | 63° | — | — |
| 1974 | 79° | 36° | 57° | — | — |
| 1973 | 75° | 43° | 59° | — | — |
| 1972 | 66° | 32° | 49° | — | — |
| 1971coldest | 60° | 31° | 45° | — | — |
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
Most pleasant months in Nampa, ID: April, May, September, October.
What to expect on September 28th
This page shows what actually happened each year. For the odds — typical high and low, and how often it stays dry — see the climatological outlook for this date.
September 28th outlook →