February is one of the cooler months of the year in Twin Falls, with average highs near 5.5°C and lows around -4.6°C (mean 0.5°C). It is about average for rainfall, averaging 30 mm of rainfall and 72% relative humidity across the period.
February is one of the cooler months of the year in Twin Falls. Across 45 years of records, the warmest February in Twin Falls was 2015 — when the month averaged 4.3°C — while the coldest was 1989 at -3.4°C. Typical February days reach 5.5°C with nights near -4.6°C. The long-term February temperature trend is broadly flat.
February is about average for rainfall in Twin Falls, averaging 30 mm of rainfall. The wettest February on record was 1986 with 107 mm, while the driest was 2022 at 5 mm.
Relative humidity in Twin Falls during February averages 72%. The most humid February was 1993 at 81%, and the least humid was 1991 at 63%.
February receives about 2.8 kWh/m²/day of solar energy in Twin Falls. The sunniest February was 2022 at 3.3 kWh/m²/day, and the cloudiest was 2019 at 1.8.
Average wind speed in Twin Falls during February is 3.1 m/s. The windiest February was 2021 at 4.2 m/s, while the calmest were 2005 and 2010 at 2.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 0.0°C | 0.9°C | 0.5°C | 0.6°C | 0.3°C | +0.3°C |
| Avg High | 5.4°C | 6.1°C | 5.5°C | 5.3°C | 5.2°C | -0.2°C |
| Avg Low | -5.3°C | -4.4°C | -4.5°C | -4.1°C | -4.6°C | +0.7°C |
| Avg Rain | 31 mm | 23 mm | 27 mm | 38 mm | 33 mm | +2 mm |
February temperatures in Twin Falls have risen by about 0.6°C between 1981–1985 and 2021–2025.
February has ranged from a record low of -22.5°C (1996) to a record high of 19.1°C (1995).
Rainfall in February is about average for rainfall, averaging 30 mm, with a wettest year of 107 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.2°C per decade while lows rose 0.2°C per decade, narrowing the gap between day and night.
A quieter season to visit Twin Falls
If your dates are flexible, the more temperate months of August and July tend to be the most comfortable for visiting Twin Falls. That said, February — with days averaging 5.5°C and nights around -4.6°C (mean 0.5°C) and moderate rainfall (30 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 | 5.7°C | 0.7°C | -4.3°C | 15.0°C | -14.0°C | 62 mm | 74% | 3.3 m/s | 2.7 |
| 2024 | 6.5°C | 2.0°C | -2.5°C | 13.8°C | -6.4°C | 49 mm | 75% | 3.3 m/s | 2.6 |
| 2023 | 4.1°C | -0.9°C | -5.8°C | 9.6°C | -11.0°C | 26 mm | 70% | 3.3 m/s | 2.9 |
| 2022 | 4.9°C | -0.4°C | -5.6°C | 15.1°C | -12.3°C | 5 mm | 70% | 3 m/s | 3.3 |
| 2021 | 4.4°C | -0.1°C | -4.6°C | 14.4°C | -8.9°C | 38 mm | 72% | 4.2 m/s | 2.6 |
| 2020 | 5.4°C | 0.4°C | -4.6°C | 15.5°C | -9.9°C | 18 mm | 66% | 3.7 m/s | 3.1 |
| 2019 | 3.1°C | -1.5°C | -6.0°C | 12.0°C | -13.7°C | 63 mm | 78% | 3.5 m/s | 1.8 |
| 2018 | 4.5°C | -0.4°C | -5.4°C | 15.3°C | -12.6°C | 29 mm | 71% | 4 m/s | 2.6 |
| 2017 | 5.0°C | 1.0°C | -3.0°C | 11.9°C | -9.4°C | 72 mm | 80% | 3.4 m/s | 2.3 |
| 2016 | 7.5°C | 2.4°C | -2.7°C | 16.2°C | -11.9°C | 18 mm | 74% | 2.9 m/s | 3.2 |
| 2015 🔥 | 9.7°C | 4.3°C | -1.0°C | 16.7°C | -8.3°C | 20 mm | 67% | 3.1 m/s | 3.1 |
| 2014 | 5.9°C | 1.1°C | -3.6°C | 13.7°C | -13.6°C | 77 mm | 74% | 3.6 m/s | 2.7 |
| 2013 | 4.0°C | -0.6°C | -5.2°C | 9.9°C | -10.1°C | 30 mm | 76% | 3.2 m/s | 2.7 |
| 2012 | 4.9°C | 0.3°C | -4.2°C | 12.0°C | -7.4°C | 23 mm | 73% | 3.3 m/s | 2.7 |
| 2011 | 3.3°C | -1.4°C | -6.0°C | 14.3°C | -14.6°C | 22 mm | 73% | 3.3 m/s | 2.7 |
| 2010 | 5.0°C | 0.4°C | -4.1°C | 8.9°C | -9.4°C | 27 mm | 75% | 2.2 m/s | 2.7 |
| 2009 | 5.7°C | 0.7°C | -4.3°C | 10.1°C | -8.2°C | 24 mm | 72% | 2.9 m/s | 2.9 |
| 2008 | 4.4°C | -0.4°C | -5.2°C | 15.0°C | -14.5°C | 37 mm | 78% | 3.3 m/s | 3.2 |
| 2007 | 7.1°C | 2.2°C | -2.7°C | 14.3°C | -11.1°C | 29 mm | 71% | 3.6 m/s | 2.7 |
| 2006 | 3.8°C | -1.0°C | -5.8°C | 15.3°C | -13.6°C | 20 mm | 74% | 2.9 m/s | 2.9 |
| 2005 | 6.1°C | 1.0°C | -4.1°C | 12.1°C | -9.8°C | 16 mm | 71% | 2.2 m/s | 3.1 |
| 2004 | 4.1°C | -0.7°C | -5.5°C | 9.5°C | -12.4°C | 43 mm | 80% | 3 m/s | 2.1 |
| 2003 | 5.0°C | 0.1°C | -4.8°C | 12.4°C | -10.6°C | 18 mm | 63% | 3.3 m/s | 2.9 |
| 2002 | 5.6°C | -0.2°C | -6.0°C | 16.7°C | -11.1°C | 11 mm | 69% | 3 m/s | 3.2 |
| 2001 | 5.0°C | 0.2°C | -4.6°C | 11.0°C | -9.4°C | 13 mm | 68% | 2.3 m/s | 2.8 |
| 2000 | 8.6°C | 3.4°C | -1.8°C | 16.5°C | -5.5°C | 57 mm | 69% | 3.2 m/s | 2.4 |
| 1999 | 5.5°C | 0.5°C | -4.6°C | 15.1°C | -9.0°C | 38 mm | 71% | 3.9 m/s | 2.4 |
| 1998 | 5.5°C | 0.9°C | -3.6°C | 10.5°C | -8.7°C | 38 mm | 74% | 3.2 m/s | 2.6 |
| 1997 | 3.6°C | -0.9°C | -5.5°C | 9.7°C | -11.3°C | 7 mm | 78% | 3 m/s | 3.1 |
| 1996 | 4.6°C | -0.5°C | -5.6°C | 13.3°C | -22.5°C | 27 mm | 75% | 2.9 m/s | 2.7 |
| 1995 | 10.2°C | 4.2°C | -1.8°C | 19.1°C | -9.0°C | 16 mm | 67% | 2.7 m/s | 3.1 |
| 1994 | 5.2°C | 0.0°C | -5.3°C | 14.6°C | -11.1°C | 35 mm | 65% | 3.3 m/s | 2.6 |
| 1993 | 2.6°C | -2.2°C | -7.0°C | 10.8°C | -13.3°C | 22 mm | 81% | 3.2 m/s | 3.1 |
| 1992 | 9.9°C | 4.1°C | -1.7°C | 18.9°C | -4.5°C | 19 mm | 69% | 2.7 m/s | 2.9 |
| 1991 | 10.1°C | 4.0°C | -2.1°C | 15.3°C | -4.6°C | 12 mm | 63% | 2.8 m/s | 3.2 |
| 1990 | 4.0°C | -1.4°C | -6.8°C | 13.4°C | -14.4°C | 14 mm | 68% | 3.5 m/s | 3 |
| 1989 ❄️ | 1.9°C | -3.4°C | -8.7°C | 14.8°C | -21.3°C | 17 mm | 77% | 3 m/s | 2.8 |
| 1988 | 7.3°C | 1.3°C | -4.6°C | 17.1°C | -13.0°C | 11 mm | 67% | 3 m/s | 3 |
| 1987 | 6.9°C | 1.7°C | -3.5°C | 14.7°C | -9.1°C | 23 mm | 66% | 2.7 m/s | 2.6 |
| 1986 🌧️ | 6.9°C | 2.2°C | -2.5°C | 18.5°C | -12.3°C | 107 mm | 77% | 3.7 m/s | 2.4 |
| 1985 | 2.7°C | -2.3°C | -7.3°C | 12.3°C | -15.7°C | 20 mm | 73% | 2.9 m/s | 2.9 |
| 1984 | 3.6°C | -1.3°C | -6.2°C | 9.2°C | -10.6°C | 27 mm | 80% | 3 m/s | 2.5 |
| 1983 | 7.1°C | 1.7°C | -3.6°C | 17.2°C | -12.4°C | 34 mm | 73% | 3.1 m/s | — |
| 1982 | 4.0°C | -1.5°C | -6.9°C | 17.5°C | -21.3°C | 29 mm | 76% | 3 m/s | — |
| 1981 | 8.0°C | 1.8°C | -4.4°C | 18.8°C | -11.5°C | 10 mm | 65% | 3.1 m/s | — |
Actual recorded February data for each year, 1981–2025 — sourced from NASA POWER.
The average high in February is around 5.5°C with lows near -4.6°C (mean 0.5°C), based on 45 years of NASA POWER data.
February averages 30 mm of rainfall in Twin Falls, about average for rainfall. The wettest on record was 107 mm in 1986.
The hottest February reached 19.1°C in 1995. The coldest dipped to -22.5°C in 1996.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average February temperatures have risen by about 0.6°C. Daytime highs moved from 5.1°C to 5.1°C and overnight lows from -5.7°C to -4.6°C over the same span.
February is one of the cooler months of the year in Twin Falls and about average for rainfall, so plan for around 5.5°C daytime highs and -4.6°C at night.
Not quite — February is the 3rd coolest month in Twin Falls, averaging 0.5°C.
For February in Twin Falls, pack warm layers and a jacket for chilly mornings, with typical highs of 5.5°C and lows of -4.6°C.
Relative humidity in February averages 72% — moderately humid.
Average wind speed in February is 3.1 m/s. The windiest February on record averaged 4.2 m/s (2021).
The wettest February on record was 1986 with 107 mm. On average, February sees 30 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 Twin Falls behaves each February, 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 February specifically, along with year-by-year records and how the month has changed over the decades.
