Weather on March 9
Boise, ID
55 Years of Data
Avg High
54°F
Avg Low
33°F
Warmest
1972
56°F avg
Coldest
2009
29°F avg
About This Date
March 9th in Boise, ID typically brings cool spring weather, with average highs around 54°F and lows near 33°F. Over 56 years of records, the warmest March 9th was in 1972 (56°F average), while the coldest was 2009 (29°F) — a 27°F range across recorded history. Precipitation has occurred on 30% of recorded March 9th dates, with snow falling 5% of the time (heaviest snowfall: 2.3"). The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
Planning for March 9th in Boise, ID? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 52° | 36° | 44° | — | — |
| 2025 | 64° | 37° | 51° | — | — |
| 2024 | 51° | 27° | 39° | — | — |
| 2023 | 46° | 25° | 36° | 0.1" | 0.3" |
| 2022 | 40° | 22° | 31° | — | — |
| 2021 | 51° | 28° | 40° | — | — |
| 2020 | 52° | 37° | 44° | 0.05" | — |
| 2019 | 40° | 24° | 32° | — | — |
| 2018 | 55° | 38° | 46° | 0.18" | — |
| 2017 | 59° | 45° | 52° | 0.2" | — |
| 2016 | 53° | 37° | 45° | — | — |
| 2015 | 64° | 34° | 49° | — | — |
| 2014 | 55° | 47° | 51° | 0.41" | — |
| 2013 | 54° | 30° | 42° | — | — |
| 2012 | 67° | 31° | 49° | — | — |
| 2011 | 57° | 31° | 44° | — | — |
| 2010 | 42° | 30° | 36° | — | — |
| 2009coldest | 38° | 21° | 29° | — | — |
| 2008 | 55° | 30° | 43° | — | — |
| 2007 | 55° | 40° | 47° | 0.2" | — |
| 2006 | 38° | 27° | 32° | 0.08" | — |
| 2005 | 70° | 37° | 53° | — | — |
| 2004 | 58° | 36° | 47° | — | — |
| 2003 | 53° | 43° | 48° | 0.18" | — |
| 2002 | 47° | 27° | 37° | — | — |
| 2001 | 49° | 36° | 42° | 0.03" | — |
| 2000 | 45° | 32° | 38° | 1.55" | 2.3" |
| 1999 | 46° | 33° | 40° | 0.25" | 0.5" |
| 1998 | 49° | 26° | 37° | 0.05" | — |
| 1997 | 57° | 33° | 45° | — | — |
| 1996 | 67° | 39° | 53° | — | — |
| 1995 | 62° | 48° | 55° | 0.05" | — |
| 1994 | 61° | 25° | 43° | — | — |
| 1993 | 42° | 33° | 38° | — | — |
| 1992 | 57° | 27° | 42° | — | — |
| 1991 | 60° | 35° | 48° | — | — |
| 1990 | 57° | 25° | 41° | — | — |
| 1989 | 66° | 45° | 55° | — | — |
| 1988 | 51° | 33° | 42° | 0.74" | — |
| 1987 | 56° | 31° | 43° | — | — |
| 1986 | 54° | 41° | 47° | — | — |
| 1985 | 49° | 20° | 34° | — | — |
| 1984 | 54° | 34° | 44° | — | — |
| 1983 | 64° | 47° | 55° | — | — |
| 1982 | 58° | 37° | 47° | — | — |
| 1981 | 58° | 27° | 42° | — | — |
| 1980 | 55° | 29° | 42° | — | — |
| 1979 | 49° | 24° | 36° | — | — |
| 1978 | 54° | 38° | 46° | — | — |
| 1977 | 50° | 32° | 41° | 0.99" | — |
| 1976 | 50° | 28° | 39° | — | — |
| 1975 | 48° | 40° | 44° | 0.03" | — |
| 1974 | 40° | 23° | 31° | — | — |
| 1973 | 51° | 33° | 42° | — | — |
| 1972warmest | 76° | 36° | 56° | — | — |
| 1971 | 56° | 28° | 42° | 0.08" | — |
56 years of data from BOISE AIR TERMINAL