November is one of the cooler months of the year in Nampa, with average highs near 9.9°C and lows around -0.4°C (mean 4.8°C). It is about average for rainfall, averaging 38 mm of rainfall and 64% relative humidity across the period.
November is one of the cooler months of the year in Nampa. Across 45 years of records, the warmest November in Nampa was 2016 — when the month averaged 8.8°C — while the coldest was 1985 at -0.6°C. Typical November days reach 9.9°C with nights near -0.4°C. The long-term trend is warming, about 0.5°C per decade.
November is about average for rainfall in Nampa, averaging 38 mm of rainfall. The wettest November on record was 1988 with 95 mm, while the driest was 2019 at 6 mm.
Relative humidity in Nampa during November averages 64%. The most humid November was 1985 at 73%, and the least humid was 1999 at 52%.
November receives about 2 kWh/m²/day of solar energy in Nampa. The sunniest Novembers were 1993 and 2019 at 2.4 kWh/m²/day, and the cloudiest were 1984 and 1988 at 1.6.
Average wind speed in Nampa during November is 2.2 m/s. The windiest November was 1984 at 2.9 m/s, while the calmest was 2000 at 1.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 3.9°C | 4.8°C | 4.6°C | 5.2°C | 5.6°C | +1.7°C |
| Avg High | 8.8°C | 9.9°C | 9.8°C | 10.4°C | 10.9°C | +2.1°C |
| Avg Low | -0.9°C | -0.4°C | -0.5°C | 0.0°C | 0.3°C | +1.2°C |
| Avg Rain | 53 mm | 40 mm | 31 mm | 29 mm | 37 mm | -16 mm |
November temperatures in Nampa have risen by about 2.4°C between 1981–1985 and 2021–2025.
November has ranged from a record low of -14.8°C (1985) to a record high of 24.9°C (2020).
Rainfall in November is about average for rainfall, averaging 38 mm, with a wettest year of 95 mm.
A quieter season to visit Nampa
If your dates are flexible, the more temperate months of June and August tend to be the most comfortable for visiting Nampa. That said, November — with days averaging 9.9°C and nights around -0.4°C (mean 4.8°C) and moderate rainfall (38 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 14.6°C | 8.7°C | 2.9°C | 24.3°C | -3.0°C | 15 mm | 64% | 1.9 m/s | 2.1 |
| 2024 | 10.0°C | 5.0°C | 0.0°C | 17.4°C | -4.7°C | 52 mm | 63% | 2.5 m/s | 1.9 |
| 2023 | 11.5°C | 6.2°C | 0.8°C | 19.4°C | -5.3°C | 29 mm | 61% | 1.8 m/s | 2.2 |
| 2022 | 5.7°C | 1.3°C | -3.1°C | 17.7°C | -7.6°C | 50 mm | 64% | 2.1 m/s | 2.1 |
| 2021 | 13.0°C | 7.4°C | 1.8°C | 21.9°C | -4.6°C | 26 mm | 62% | 2 m/s | 2.1 |
| 2020 | 10.4°C | 5.0°C | -0.3°C | 24.9°C | -5.5°C | 49 mm | 60% | 2.3 m/s | 2.1 |
| 2019 | 11.5°C | 5.9°C | 0.2°C | 18.1°C | -6.2°C | 6 mm | 56% | 1.8 m/s | 2.4 |
| 2018 | 9.7°C | 4.4°C | -0.9°C | 18.0°C | -4.3°C | 27 mm | 60% | 2 m/s | 2.2 |
| 2017 | 11.7°C | 6.7°C | 1.7°C | 21.3°C | -3.6°C | 55 mm | 64% | 2.4 m/s | 1.8 |
| 2016 🔥 | 14.6°C | 8.8°C | 3.1°C | 23.4°C | -2.5°C | 10 mm | 57% | 2.4 m/s | 2.1 |
| 2015 | 8.4°C | 3.3°C | -1.7°C | 18.0°C | -10.9°C | 35 mm | 63% | 2.3 m/s | 2 |
| 2014 | 8.4°C | 3.5°C | -1.3°C | 22.5°C | -10.1°C | 53 mm | 68% | 2.3 m/s | 2.1 |
| 2013 | 10.1°C | 5.0°C | -0.1°C | 19.1°C | -6.9°C | 32 mm | 61% | 1.9 m/s | 2.1 |
| 2012 | 12.1°C | 6.8°C | 1.5°C | 24.2°C | -5.0°C | 24 mm | 63% | 2.2 m/s | 1.9 |
| 2011 | 8.8°C | 3.6°C | -1.6°C | 16.7°C | -5.1°C | 15 mm | 60% | 2.7 m/s | 2.1 |
| 2010 | 8.4°C | 3.7°C | -1.1°C | 22.1°C | -11.5°C | 32 mm | 65% | 2.5 m/s | 1.9 |
| 2009 | 10.1°C | 4.4°C | -1.3°C | 18.8°C | -4.8°C | 21 mm | 60% | 2.3 m/s | 2.3 |
| 2008 | 11.6°C | 6.5°C | 1.3°C | 19.4°C | -3.4°C | 35 mm | 67% | 2 m/s | 1.9 |
| 2007 | 10.3°C | 5.1°C | -0.1°C | 18.8°C | -5.0°C | 31 mm | 58% | 1.9 m/s | 2.2 |
| 2006 | 10.9°C | 5.9°C | 0.9°C | 23.9°C | -8.4°C | 44 mm | 61% | 2.7 m/s | 1.9 |
| 2005 | 8.5°C | 3.6°C | -1.2°C | 22.6°C | -5.6°C | 50 mm | 70% | 2 m/s | 2 |
| 2004 | 9.5°C | 4.3°C | -0.9°C | 17.7°C | -6.0°C | 22 mm | 69% | 1.8 m/s | 1.9 |
| 2003 | 8.4°C | 3.4°C | -1.6°C | 19.6°C | -6.8°C | 27 mm | 59% | 2.3 m/s | 2 |
| 2002 | 10.6°C | 5.3°C | 0.0°C | 18.9°C | -5.3°C | 17 mm | 57% | 1.9 m/s | 2.3 |
| 2001 | 12.7°C | 6.8°C | 0.9°C | 22.3°C | -5.5°C | 41 mm | 61% | 2.4 m/s | 2.1 |
| 2000 | 5.2°C | 1.0°C | -3.2°C | 17.8°C | -8.2°C | 21 mm | 69% | 1.6 m/s | 2.1 |
| 1999 | 14.7°C | 8.6°C | 2.6°C | 24.7°C | -4.2°C | 26 mm | 52% | 2.4 m/s | 1.8 |
| 1998 | 10.5°C | 5.7°C | 0.8°C | 19.5°C | -3.1°C | 39 mm | 66% | 2.5 m/s | 1.8 |
| 1997 | 12.1°C | 6.4°C | 0.6°C | 21.1°C | -3.6°C | 25 mm | 62% | 2 m/s | 2.2 |
| 1996 | 10.8°C | 5.6°C | 0.3°C | 18.1°C | -3.2°C | 50 mm | 64% | 2.3 m/s | 2 |
| 1995 | 12.4°C | 7.3°C | 2.1°C | 19.6°C | -5.6°C | 59 mm | 67% | 2.3 m/s | 1.8 |
| 1994 | 5.4°C | 1.0°C | -3.3°C | 11.8°C | -8.6°C | 60 mm | 70% | 2.7 m/s | 2.1 |
| 1993 | 7.3°C | 1.9°C | -3.6°C | 15.8°C | -13.0°C | 18 mm | 54% | 2.1 m/s | 2.4 |
| 1992 | 7.0°C | 2.5°C | -2.0°C | 13.8°C | -7.2°C | 46 mm | 72% | 2 m/s | 1.7 |
| 1991 | 8.1°C | 3.4°C | -1.2°C | 16.8°C | -7.6°C | 57 mm | 73% | 2.2 m/s | 1.8 |
| 1990 | 10.9°C | 5.1°C | -0.6°C | 20.9°C | -4.4°C | 20 mm | 59% | 2.4 m/s | 2.1 |
| 1989 | 10.5°C | 5.0°C | -0.5°C | 18.4°C | -5.1°C | 21 mm | 63% | 1.9 m/s | 2.3 |
| 1988 🌧️ | 8.5°C | 4.1°C | -0.2°C | 22.6°C | -5.5°C | 95 mm | 71% | 2.8 m/s | 1.6 |
| 1987 | 10.5°C | 5.3°C | 0.1°C | 18.7°C | -4.8°C | 30 mm | 64% | 2 m/s | 2 |
| 1986 | 10.2°C | 4.8°C | -0.5°C | 18.0°C | -7.5°C | 22 mm | 64% | 2.4 m/s | 2 |
| 1985 ❄️ | 3.7°C | -0.6°C | -4.9°C | 19.1°C | -14.8°C | 53 mm | 73% | 2.1 m/s | 2 |
| 1984 | 8.5°C | 3.9°C | -0.7°C | 17.1°C | -5.2°C | 70 mm | 70% | 2.9 m/s | 1.6 |
| 1983 | 9.1°C | 4.5°C | -0.1°C | 22.1°C | -7.1°C | 79 mm | 72% | 2.6 m/s | — |
| 1982 | 6.7°C | 2.0°C | -2.8°C | 14.9°C | -8.7°C | 40 mm | 71% | 2.1 m/s | — |
| 1981 | 11.5°C | 6.5°C | 1.4°C | 22.0°C | -5.5°C | 66 mm | 67% | 2.2 m/s | — |
Actual recorded November data for each year, 1981–2025 — sourced from NASA POWER.
The average high in November is around 9.9°C with lows near -0.4°C (mean 4.8°C), based on 45 years of NASA POWER data.
November averages 38 mm of rainfall in Nampa, about average for rainfall. The wettest on record was 95 mm in 1988.
The hottest November reached 24.9°C in 2020. The coldest dipped to -14.8°C in 1985.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average November temperatures have risen by about 2.4°C. Daytime highs moved from 7.9°C to 11°C and overnight lows from -1.4°C to 0.5°C over the same span.
November is one of the cooler months of the year in Nampa and about average for rainfall, so plan for around 9.9°C daytime highs and -0.4°C at night.
Not quite — November is the 4th coolest month in Nampa, averaging 4.8°C.
For November in Nampa, pack warm layers and a jacket for chilly mornings, with typical highs of 9.9°C and lows of -0.4°C.
Relative humidity in November averages 64% — moderately humid.
Average wind speed in November is 2.2 m/s. The windiest November on record averaged 2.9 m/s (1984).
The wettest November on record was 1988 with 95 mm. On average, November sees 38 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 Nampa behaves each November, 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 November specifically, along with year-by-year records and how the month has changed over the decades.
