Weather on July 21
Huntsville, AL
55 Years of Data
About This Date
July 21st in Huntsville, AL typically brings hot summer weather, with average highs around 90°F and lows near 69°F. Over 25 years of records, the warmest July 21st was in 2022 (84°F average), while the coldest was 2009 (69°F) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 28% of July 21st dates historically, with the wettest July 21st recording 6.65" of rain.
Planning for July 21st in Huntsville, AL? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 90° | 72° | 81° | — | — |
| 2024 | 85° | 71° | 78° | 0.18" | — |
| 2023 | 92° | 69° | 80° | 6.65" | — |
| 2022warmest | 94° | 75° | 84° | — | — |
| 2021 | 81° | 71° | 76° | 2.57" | — |
| 2020 | 92° | 73° | 82° | — | — |
| 2019 | 88° | 71° | 79° | — | — |
| 2018 | 91° | 71° | 81° | — | — |
| 2017 | 95° | 72° | 83° | — | — |
| 2016 | 94° | 70° | 82° | — | — |
| 2015 | 94° | 73° | 83° | — | — |
| 2014 | 86° | 68° | 77° | — | — |
| 2013 | 89° | 71° | 80° | — | — |
| 2012 | 87° | 72° | 79° | 0.51" | — |
| 2011 | 92° | 72° | 82° | — | — |
| 2010 | 92° | 72° | 82° | — | — |
| 2009coldest | 82° | 55° | 69° | — | — |
| 2008 | 97° | 68° | 82° | — | — |
| 2007 | 81° | 64° | 72° | 2.39" | — |
| 2006 | 96° | 69° | 83° | 1.35" | — |
| 2005 | 89° | 69° | 79° | 0.1" | — |
| 1974 | 96° | 68° | 82° | — | — |
| 1973 | 94° | 69° | 81° | — | — |
| 1972 | 95° | 63° | 79° | — | — |
| 1971 | 88° | 53° | 70° | — | — |
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.