October is close to Pocatello's year-round average, with average highs near 15.2°C and lows around 1.9°C (mean 8.5°C). It is about average for rainfall, averaging 32 mm of rainfall and 54% relative humidity across the period.
October is close to Pocatello's year-round average. Across 45 years of records, the warmest October in Pocatello was 1988 — when the month averaged 13.2°C — while the coldest was 2019 at 3.6°C. Typical October days reach 15.2°C with nights near 1.9°C. The long-term trend is warming, about 0.3°C per decade.
October is about average for rainfall in Pocatello, averaging 32 mm of rainfall. The wettest October on record was 2016 with 97 mm, while the driest was 1988 at 0 mm.
Relative humidity in Pocatello during October averages 54%. The most humid October was 1982 at 65%, and the least humid were 1999 and 2003 at 38%.
October receives about 3.6 kWh/m²/day of solar energy in Pocatello. The sunniest October was 1999 at 4.1 kWh/m²/day, and the cloudiest was 2016 at 3.
Average wind speed in Pocatello during October is 2.4 m/s. The windiest Octobers were 1990, 2001 and 2019 at 3 m/s, while the calmest was 1987 at 1.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 8.3°C | 8.2°C | 8.3°C | 8.6°C | 9.8°C | +1.5°C |
| Avg High | 15.0°C | 15.0°C | 14.9°C | 15.0°C | 16.4°C | +1.4°C |
| Avg Low | 1.5°C | 1.5°C | 1.7°C | 2.2°C | 3.3°C | +1.8°C |
| Avg Rain | 24 mm | 24 mm | 36 mm | 36 mm | 43 mm | +18 mm |
October temperatures in Pocatello have risen by about 3.2°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -13.9°C (2019) to a record high of 30.4°C (2010).
Rainfall in October is about average for rainfall, averaging 32 mm, with a wettest year of 97 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.2°C per decade while lows rose 0.4°C per decade, narrowing the gap between day and night.
A good time to visit Pocatello
October is a good time to visit Pocatello, with days averaging 15.2°C and nights around 1.9°C (mean 8.5°C, close to Pocatello's yearly average) and moderate rainfall. August and July are marginally more temperate, but October still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 15.2°C | 8.7°C | 2.2°C | 25.8°C | -4.7°C | 64 mm | 59% | 2.3 m/s | 3.4 |
| 2024 | 19.5°C | 12.4°C | 5.3°C | 27.9°C | -3.8°C | 18 mm | 46% | 2.2 m/s | 3.9 |
| 2023 | 15.3°C | 9.4°C | 3.4°C | 24.8°C | -7.5°C | 47 mm | 63% | 2.1 m/s | 3.5 |
| 2022 | 17.3°C | 10.5°C | 3.6°C | 24.4°C | -5.5°C | 27 mm | 48% | 2 m/s | 4 |
| 2021 | 14.8°C | 8.7°C | 2.7°C | 25.6°C | -5.7°C | 91 mm | 63% | 2.7 m/s | 3.1 |
| 2020 | 16.2°C | 9.3°C | 2.4°C | 25.9°C | -9.3°C | 10 mm | 45% | 2.9 m/s | 3.8 |
| 2019 ❄️ | 10.2°C | 3.6°C | -2.9°C | 21.5°C | -13.9°C | 18 mm | 54% | 3 m/s | 3.6 |
| 2018 | 14.8°C | 8.6°C | 2.4°C | 25.8°C | -6.1°C | 37 mm | 58% | 2.4 m/s | 3.4 |
| 2017 | 12.8°C | 6.2°C | -0.3°C | 20.8°C | -4.6°C | 11 mm | 57% | 2.5 m/s | 3.9 |
| 2016 🌧️ | 15.2°C | 9.4°C | 3.6°C | 22.1°C | -2.2°C | 97 mm | 65% | 2.8 m/s | 3 |
| 2015 | 18.1°C | 11.9°C | 5.7°C | 26.9°C | -2.4°C | 43 mm | 61% | 2.1 m/s | 3.5 |
| 2014 | 17.9°C | 10.9°C | 3.8°C | 23.3°C | -2.6°C | 5 mm | 52% | 2.4 m/s | 3.9 |
| 2013 | 13.6°C | 7.2°C | 0.7°C | 19.9°C | -3.8°C | 23 mm | 55% | 2.1 m/s | 3.5 |
| 2012 | 15.2°C | 8.4°C | 1.7°C | 25.3°C | -6.7°C | 30 mm | 50% | 2.4 m/s | 3.7 |
| 2011 | 15.3°C | 9.1°C | 2.9°C | 28.4°C | -5.7°C | 58 mm | 60% | 2.6 m/s | 3.3 |
| 2010 | 17.0°C | 10.7°C | 4.3°C | 30.4°C | -5.7°C | 39 mm | 53% | 2.2 m/s | 3.4 |
| 2009 | 11.3°C | 5.3°C | -0.8°C | 20.3°C | -6.6°C | 34 mm | 62% | 2.5 m/s | 3.3 |
| 2008 | 15.3°C | 8.6°C | 1.9°C | 27.7°C | -6.6°C | 31 mm | 53% | 2.2 m/s | 3.6 |
| 2007 | 14.0°C | 7.4°C | 0.7°C | 23.0°C | -4.1°C | 52 mm | 64% | 2.4 m/s | 3.3 |
| 2006 | 13.3°C | 7.1°C | 0.9°C | 21.6°C | -6.9°C | 39 mm | 61% | 2.4 m/s | 3.4 |
| 2005 | 16.0°C | 9.3°C | 2.5°C | 25.9°C | -3.5°C | 44 mm | 58% | 2.1 m/s | 3.5 |
| 2004 | 15.0°C | 9.1°C | 3.1°C | 25.3°C | -5.2°C | 67 mm | 59% | 2.5 m/s | 3.2 |
| 2003 | 19.0°C | 11.7°C | 4.4°C | 29.2°C | -7.4°C | 4 mm | 38% | 2.5 m/s | 3.8 |
| 2002 | 13.5°C | 7.0°C | 0.6°C | 21.5°C | -9.3°C | 16 mm | 47% | 2 m/s | 3.6 |
| 2001 | 16.3°C | 9.3°C | 2.3°C | 27.2°C | -5.7°C | 19 mm | 42% | 3 m/s | 3.6 |
| 2000 | 15.0°C | 8.2°C | 1.5°C | 24.0°C | -3.0°C | 50 mm | 57% | 2.4 m/s | 3.3 |
| 1999 | 17.9°C | 10.1°C | 2.3°C | 25.1°C | -3.7°C | 12 mm | 38% | 2.4 m/s | 4.1 |
| 1998 | 14.4°C | 7.8°C | 1.1°C | 21.5°C | -3.5°C | 15 mm | 57% | 2.2 m/s | 3.6 |
| 1997 | 13.9°C | 7.3°C | 0.8°C | 26.4°C | -7.5°C | 37 mm | 57% | 2.9 m/s | 3.6 |
| 1996 | 14.3°C | 7.8°C | 1.4°C | 27.7°C | -7.3°C | 23 mm | 51% | 2.4 m/s | 3.6 |
| 1995 | 14.2°C | 7.1°C | 0.0°C | 23.0°C | -5.1°C | 13 mm | 48% | 2.9 m/s | 3.8 |
| 1994 | 14.0°C | 7.6°C | 1.2°C | 22.2°C | -4.6°C | 41 mm | 57% | 2.5 m/s | 3.4 |
| 1993 | 14.6°C | 8.2°C | 1.8°C | 25.9°C | -7.2°C | 32 mm | 58% | 2 m/s | 3.3 |
| 1992 | 17.1°C | 10.5°C | 3.9°C | 29.1°C | -3.5°C | 33 mm | 49% | 2.4 m/s | 3.4 |
| 1991 | 15.0°C | 8.2°C | 1.4°C | 24.8°C | -10.3°C | 25 mm | 46% | 2.6 m/s | 3.6 |
| 1990 | 14.9°C | 7.8°C | 0.8°C | 26.5°C | -5.2°C | 12 mm | 48% | 3 m/s | 3.5 |
| 1989 | 14.7°C | 8.3°C | 2.0°C | 23.1°C | -7.4°C | 25 mm | 53% | 2.4 m/s | 3.6 |
| 1988 🔥 | 20.6°C | 13.2°C | 5.8°C | 26.9°C | -0.8°C | 0 mm | 39% | 2 m/s | 3.8 |
| 1987 | 18.5°C | 10.9°C | 3.2°C | 26.4°C | -3.8°C | 11 mm | 40% | 1.8 m/s | 3.9 |
| 1986 | 15.7°C | 8.4°C | 1.0°C | 20.7°C | -4.5°C | 17 mm | 57% | 2 m/s | 3.8 |
| 1985 | 14.0°C | 6.9°C | -0.3°C | 20.1°C | -6.0°C | 26 mm | 55% | 2.7 m/s | 3.6 |
| 1984 | 10.7°C | 4.9°C | -0.9°C | 23.1°C | -8.6°C | 34 mm | 62% | 2.5 m/s | 3.1 |
| 1983 | 15.9°C | 9.1°C | 2.3°C | 21.9°C | -3.4°C | 29 mm | 60% | 2 m/s | — |
| 1982 | 11.8°C | 5.9°C | -0.1°C | 20.1°C | -5.0°C | 32 mm | 65% | 2.3 m/s | — |
| 1981 | 13.4°C | 6.8°C | 0.2°C | 23.9°C | -5.0°C | 46 mm | 57% | 2.4 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 15.2°C with lows near 1.9°C (mean 8.5°C), based on 45 years of NASA POWER data.
October averages 32 mm of rainfall in Pocatello, about average for rainfall. The wettest on record was 97 mm in 2016.
The hottest October reached 30.4°C in 2010. The coldest dipped to -13.9°C in 2019.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 3.2°C. Daytime highs moved from 13.2°C to 16.4°C and overnight lows from 0.2°C to 3.4°C over the same span.
October is close to Pocatello's year-round average and about average for rainfall, so plan for around 15.2°C daytime highs and 1.9°C at night.
Not quite — October is the 7th coolest month in Pocatello, averaging 8.5°C.
For October in Pocatello, pack warm layers and a jacket for chilly mornings, with typical highs of 15.2°C and lows of 1.9°C.
Relative humidity in October averages 54% — relatively dry.
Average wind speed in October is 2.4 m/s. The windiest October on record averaged 3 m/s (1990).
The wettest October on record was 2016 with 97 mm. On average, October sees 32 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Pocatello behaves each October, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for October specifically, along with year-by-year records and how the month has changed over the decades.
