Tucson weather in October: Tucson, Arizona: normal highs, lows, rain and records for October
Tucson in October has a normal high of 86°F and a normal low of 59°F, a daily mean of 73°F, falling from 91°F on the 1st to 82°F by the 31st. Measurable precipitation falls on 3 days in a normal October, 0.67 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 30°C and low of 15°C, 17 mm of precipitation in October.
- NOAA stationTucson International Airport
- Station IDUSW00023160
- Location32.13°N 110.96°W
- Elevation2,549 ft (777 m)
- From the center5 miles
- Population554,013
- Jan 67° 41°
- Feb 69° 43°
- Mar 76° 48°
- Apr 83° 53°
- May 92° 62°
- Jun 101° 71°
- Jul 100° 76°
- Aug 99° 75°
- Sep 95° 70°
- Oct 86° 59°
- Nov 75° 48°
- Dec 66° 41°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Tucson in October?
The normal high is 86°F and the normal low 59°F, for a daily mean of 72.6°F. October is 10.2°F cooler than September and 11.1°F warmer than November. October is the 6th warmest month of the year in Tucson and the 7th wettest. Across the month the normal high falls 9°F, from 91°F on October 1 to 82°F on October 31. From one year to the next October's mean temperature typically moves about 2.4°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 70°F and 75°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 11%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 91°F | 65°F | 11% | 5% |
| October 8 | 89°F | 62°F | 10% | 5% |
| October 15 | 87°F | 59°F | 9% | 5% |
| October 22 | 85°F | 57°F | 9% | 5% |
| October 31 | 82°F | 53°F | 9% | 5% |
Every day of October: normal high, low and chance of precipitation (warmest afternoon October 1, coldest night October 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| October 1 | 91°F | 65°F | 11% | 5% | 11 h 50 min |
| October 2 | 91°F | 65°F | 11% | 5% | 11 h 50 min |
| October 3 | 90°F | 64°F | 11% | 5% | 11 h 50 min |
| October 4 | 90°F | 64°F | 10% | 5% | 11 h 50 min |
| October 5 | 90°F | 63°F | 10% | 5% | 11 h 50 min |
| October 6 | 89°F | 63°F | 10% | 5% | 11 h 40 min |
| October 7 | 89°F | 63°F | 10% | 5% | 11 h 40 min |
| October 8 | 89°F | 62°F | 10% | 5% | 11 h 40 min |
| October 9 | 88°F | 62°F | 10% | 5% | 11 h 40 min |
| October 10 | 88°F | 61°F | 10% | 5% | 11 h 40 min |
| October 11 | 88°F | 61°F | 10% | 5% | 11 h 30 min |
| October 12 | 88°F | 61°F | 10% | 5% | 11 h 30 min |
| October 13 | 87°F | 60°F | 9% | 5% | 11 h 30 min |
| October 14 | 87°F | 60°F | 9% | 5% | 11 h 30 min |
| October 15 | 87°F | 59°F | 9% | 5% | 11 h 30 min |
| October 16 | 86°F | 59°F | 9% | 5% | 11 h 20 min |
| October 17 | 86°F | 59°F | 9% | 5% | 11 h 20 min |
| October 18 | 86°F | 58°F | 9% | 5% | 11 h 20 min |
| October 19 | 85°F | 58°F | 9% | 5% | 11 h 20 min |
| October 20 | 85°F | 57°F | 9% | 5% | 11 h 20 min |
| October 21 | 85°F | 57°F | 9% | 5% | 11 h 20 min |
| October 22 | 85°F | 57°F | 9% | 5% | 11 h 10 min |
| October 23 | 84°F | 56°F | 9% | 5% | 11 h 10 min |
| October 24 | 84°F | 56°F | 9% | 5% | 11 h 10 min |
| October 25 | 84°F | 56°F | 9% | 5% | 11 h 10 min |
| October 26 | 83°F | 55°F | 9% | 5% | 11 h 10 min |
| October 27 | 83°F | 55°F | 9% | 5% | 11 h |
| October 28 | 83°F | 54°F | 9% | 5% | 11 h |
| October 29 | 82°F | 54°F | 9% | 5% | 11 h |
| October 30 | 82°F | 54°F | 9% | 5% | 11 h |
| October 31 | 82°F | 53°F | 9% | 5% | 11 h |
- Normal high
- 86°FOctober average
- Normal low
- 59°FOctober average
- Precipitation
- 0.67 inmonth total
- Days with precipitation
- 30.01 inch or more
- Days at 90°F or more
- 13
- Daylight
- 11 h 50 min to 11 hOctober 1 to October 31
- Days at 70°F or more
- 30
- Days at 80°F or more
- 25
- Sunshine
- 92%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00023160; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Tucson in October?
On a given October day the chance of 0.01 inch or more is 9% on average, highest around October 1 (11%). In all, 0.67 in falls on 3 days of a normal October.
In a normal October in Tucson, 13 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00023160.
How humid and windy is Tucson in October?
At 3 p.m. the normal temperature is 80°F with 17% relative humidity and a dew point of 31°F; at 6 a.m. it is 55°F with 45% humidity. The wind averages 7.3 mph, most often from the west-northwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 55°F | 34°F | 45% | 7.9 mph | 89% |
| 9 a.m. | 63°F | 35°F | 35% | 8.1 mph | 90% |
| noon | 76°F | 34°F | 21% | 6.9 mph | 89% |
| 3 p.m. | 80°F | 31°F | 17% | 8.4 mph | 84% |
| 6 p.m. | 74°F | 33°F | 22% | 7.4 mph | 86% |
| 9 p.m. | 65°F | 34°F | 31% | 5.9 mph | 88% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00023160. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for October in Tucson?
The warmest October temperature on Tucson's official record (since 1894) is 106°F, on October 4, 2024; the coldest is 26°F, on October 30, 1971. The wettest October brought 4.98 in (1983).
The October mean against the 1991-2020 normal of 72.6°F: 2021 71.1°F (−1.5), 2022 71.4°F (−1.2), 2023 76.5°F (+3.9), 2024 78.6°F (+6.0), 2025 74.2°F (+1.6). 3 of 5 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 71.1°F | −1.5°F | 0.01 in |
| 2022 | 71.4°F | −1.2°F | 0.53 in |
| 2023 | 76.5°F | +3.9°F | 0.19 in |
| 2024 | 78.6°F | +6.0°F | 0.00 in |
| 2025 | 74.2°F | +1.6°F | 1.88 in |
Source: records: ACIS, NWS threaded record TUSthr; recent months: ACIS, station USW00023160. Records and recent months use complete months only.
How does October in Tucson compare across Arizona?
Across the 97 places PlainClimate covers in Arizona, October normal highs run from 61°F in Greer to 93°F in Gila Bend; Tucson's is 86°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.