Weather on May 21
Huntsville, AL
55 Years of Data
About This Date
May 21st in Huntsville, AL typically brings warm spring weather, with average highs around 83°F and lows near 59°F. Over 27 years of records, the warmest May 21st was in 2022 (79°F average), while the coldest was 2007 (63°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 26% of May 21st dates historically, with the wettest May 21st recording 5.61" of rain.
Planning for May 21st in Huntsville, AL? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 88° | 68° | 78° | 0.58" | — |
| 2025 | 83° | 60° | 71° | — | — |
| 2024 | 85° | 64° | 74° | — | — |
| 2023 | 74° | 56° | 65° | 1.07" | — |
| 2022warmest | 88° | 70° | 79° | — | — |
| 2021 | 81° | 54° | 67° | — | — |
| 2020 | 73° | 54° | 63° | — | — |
| 2019 | 84° | 58° | 71° | — | — |
| 2018 | 82° | 66° | 74° | — | — |
| 2017 | 80° | 65° | 72° | — | — |
| 2016 | 77° | 60° | 69° | — | — |
| 2015 | 84° | 61° | 72° | 0.28" | — |
| 2014 | 86° | 59° | 73° | — | — |
| 2013 | 87° | 64° | 76° | 0.13" | — |
| 2012 | 87° | 59° | 73° | — | — |
| 2011 | 89° | 59° | 74° | — | — |
| 2010 | 81° | 57° | 69° | 2.62" | — |
| 2009 | 80° | 50° | 65° | — | — |
| 2008 | 85° | 53° | 69° | 0.53" | — |
| 2007coldest | 83° | 43° | 63° | — | — |
| 2006 | 86° | 61° | 73° | — | — |
| 2005 | 80° | 58° | 69° | 5.61" | — |
| 1975 | 90° | 64° | 77° | — | — |
| 1974 | 85° | 67° | 76° | — | — |
| 1973 | 83° | 51° | 67° | — | — |
| 1972 | 85° | 55° | 70° | — | — |
| 1971 | 80° | 48° | 64° | — | — |
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.