Weather on September 20
Rio Rancho, NM
55 Years of Data
Avg High
84°F
Avg Low
51°F
Warmest
1983
76°F avg
Coldest
1991
55°F avg
About This Date
September 20th in Rio Rancho, NM typically brings warm fall weather, with average highs around 84°F and lows near 51°F — a 33°F daily swing. Over 42 years of records, the warmest September 20th was in 1983 (76°F average), while the coldest was 1991 (55°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 19% of September 20th dates historically, with the wettest September 20th recording 0.69" of rain. The last decade has been 8.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 8.5°F warmer on this date compared to 20-30 years ago.
Planning for September 20th in Rio Rancho, NM? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
2.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 53° | 70° | 0.41" | — |
| 2024 | 89° | 53° | 71° | 0.03" | — |
| 2023 | 87° | 52° | 69° | — | — |
| 2022 | 90° | 59° | 74° | — | — |
| 2021 | 90° | 61° | 75° | 0.03" | — |
| 2020 | 83° | 54° | 68° | — | — |
| 2019 | 89° | 56° | 72° | — | — |
| 2018 | 94° | 58° | 76° | 0.69" | — |
| 2017 | 89° | 53° | 71° | — | — |
| 2016 | 91° | 50° | 71° | — | — |
| 2015 | 83° | 58° | 70° | — | — |
| 2014 | 87° | 61° | 74° | — | — |
| 2013 | 87° | 60° | 74° | — | — |
| 2012 | 89° | 51° | 70° | — | — |
| 2011 | 86° | 52° | 69° | — | — |
| 2010 | 90° | 62° | 76° | — | — |
| 2009 | 75° | 53° | 64° | 0.03" | — |
| 2008 | 88° | 55° | 71° | — | — |
| 2007 | 87° | 58° | 72° | — | — |
| 2006 | 81° | 43° | 62° | — | — |
| 2005 | 90° | 47° | 68° | — | — |
| 2004 | 73° | 55° | 64° | 0.41" | — |
| 2003 | 80° | 44° | 62° | — | — |
| 2002 | 70° | 40° | 55° | — | — |
| 2001 | 90° | 54° | 72° | — | — |
| 2000 | 80° | 43° | 61° | — | — |
| 1999 | 82° | 48° | 65° | — | — |
| 1998 | 88° | 44° | 66° | — | — |
| 1997 | 73° | 53° | 63° | 0.13" | — |
| 1996 | 73° | 40° | 56° | — | — |
| 1995 | 85° | 46° | 65° | — | — |
| 1994 | 81° | 46° | 63° | — | — |
| 1993 | 83° | 36° | 59° | — | — |
| 1992 | 76° | 48° | 62° | — | — |
| 1991coldest | 66° | 44° | 55° | — | — |
| 1990 | 80° | 54° | 67° | — | — |
| 1989 | 84° | 54° | 69° | 0.08" | — |
| 1988 | 80° | 40° | 60° | — | — |
| 1987 | 83° | 37° | 60° | — | — |
| 1986 | 84° | 42° | 63° | — | — |
| 1984 | 90° | 55° | 72° | — | — |
| 1983warmest | 91° | 60° | 76° | — | — |
42 years of data from RIO RANCHO #2