Weather on September 18
Huntsville, AL
55 Years of Data
About This Date
September 18th in Huntsville, AL typically brings warm fall weather, with average highs around 84°F and lows near 61°F. Over 26 years of records, the warmest September 18th was in 2019 (80°F average), while the coldest was 1973 (59°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 12% of September 18th dates historically, with the wettest September 18th recording 13.28" of rain.
Planning for September 18th in Huntsville, AL? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 91° | 62° | 77° | — | — |
| 2024 | 86° | 62° | 74° | — | — |
| 2023 | 80° | 60° | 70° | — | — |
| 2022 | 83° | 63° | 73° | — | — |
| 2021 | 79° | 70° | 74° | — | — |
| 2020 | 83° | 62° | 72° | — | — |
| 2019warmest | 97° | 64° | 80° | — | — |
| 2018 | 92° | 66° | 79° | — | — |
| 2017 | 88° | 64° | 76° | 0.58" | — |
| 2016 | 88° | 68° | 78° | — | — |
| 2015 | 85° | 58° | 71° | — | — |
| 2014 | 82° | 62° | 72° | — | — |
| 2013 | 81° | 66° | 73° | — | — |
| 2012 | 80° | 65° | 72° | 13.28" | — |
| 2011 | 78° | 57° | 68° | — | — |
| 2010 | 94° | 57° | 75° | — | — |
| 2009 | 81° | 70° | 75° | — | — |
| 2008 | 81° | 55° | 68° | — | — |
| 2007 | 83° | 55° | 69° | — | — |
| 2006 | 91° | 57° | 74° | — | — |
| 2005 | 89° | 55° | 72° | — | — |
| 2004 | 83° | 56° | 69° | — | — |
| 1974 | 85° | 54° | 69° | — | — |
| 1973coldest | 71° | 46° | 59° | — | — |
| 1972 | 80° | 67° | 73° | — | — |
| 1971 | 80° | 62° | 71° | 0.13" | — |
Huntsville, AL Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Huntsville, AL Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Huntsville, AL 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 Huntsville, AL
Huntsville, AL has no months that meet our "pleasant" threshold — every season has tradeoffs.