Weather in Huntsville in October
United States · 20-year averages, October
Prime time. If you get to pick your dates, October is the one. Highs average 23.9 °C, lows 11.1 °C, and rain falls on 9 days — nothing in the month is working against you.
October is the highest-scoring month of the twelve. The nearest rival is April, and the month at the other end of the year is July.
Rain on 9 days, 3 of them heavy. Enough to need a plan B, not enough to need a plan around it. Nothing specialised needed — this is the month you pack for the trip rather than for the weather.
What the averages hide
The averages here are honest — no hidden extremes worth planning around. Across the twenty years measured, the hottest October day reached 38 °C and the coldest night fell to -1.3 °C, and the wettest single day dropped 53 mm — roughly 57% of the month's rain in one day.
October is moderately variable: 5 mm in the driest year against 204 mm in the wettest, around an average of 93 mm. Roughly two Octobers in three land near that average, and the third does something else entirely.
Wind is light at 3.7 km/h, so the temperature on the page is close to the temperature on your skin, and humidity is unremarkable at 71%.
How October sits in the year
The month is on the way down: 6 °C cooler than September, with November dropping another 7 °C. The first week and the last are not the same trip.
Daylight in October
11.4 hours of daylight, losing 1 hours across the month. That is between Huntsville's extremes of 14.5 and 9.8 hours, so days are long enough not to constrain the plan.
An inland climate
With no coast nearby, the year swings a fair way — 33.3 °C between the warmest afternoons and the coldest nights, wider than any coastal city at this latitude would manage.
How busy it gets
Peak season. Expect the highest prices of the year and to be booking well ahead. If the dates are flexible, September is the trade worth considering — 13 points weaker on weather, and materially quieter.
Crowd levels are estimated from climate desirability and school-holiday calendars, not from visitor numbers.
October in Huntsville versus nearby
If Huntsville is one option among several, the nearby comparison is worth making. Nashville is close enough to be a coin toss — within a degree on temperature, the same number of rain days. Atlanta is close enough to be a coin toss — within a degree on temperature, 2 days less rain.
So: October is the answer for Huntsville. If it is booked out or priced out, April is the next best thing at 4 points behind, and July is the month to keep off the shortlist.
Every month in Huntsville
| Month | High °C | Low °C | Rain days | Rain mm | Humidity % | Daylight h | Score |
|---|---|---|---|---|---|---|---|
| January | 9.6 | -0.5 | 9 | 119 | 84 | 10.1 | 46 |
| February | 11.9 | 1.3 | 12 | 135 | 84 | 10.9 | 48 |
| March | 16.9 | 5.4 | 11 | 125 | 82 | 11.9 | 65 |
| April | 21.8 | 10.1 | 11 | 125 | 79 | 13 | 77 |
| May | 26 | 15.2 | 12 | 118 | 78 | 14 | 75 |
| June | 30.3 | 19.7 | 14 | 103 | 75 | 14.5 | 59 |
| July | 32.3 | 21.6 | 18 | 121 | 73 | 14.3 | 43 |
| August | 32.8 | 21.3 | 14 | 104 | 70 | 13.5 | 47 |
| September | 29.9 | 17.6 | 9 | 99 | 70 | 12.4 | 68 |
| October | 23.9 | 11.1 | 9 | 93 | 71 | 11.4 | 81 |
| November | 16.9 | 4.7 | 9 | 105 | 76 | 10.4 | 70 |
| December | 11.8 | 1.4 | 11 | 151 | 84 | 9.8 | 49 |
See all twelve months in Huntsville, or where else to go in October.
Planning the rest of the trip
- Flight time to Huntsville how long you are actually in the air
- Huntsville time zone and the difference from home
- Days until your trip count down to the departure date
- Gyms & clubs in Huntsville keep training while you are there