February is one of the cooler months of the year in El Cajon, with average highs near 17.5°C and lows around 6.7°C (mean 12.1°C). It is a relatively wet time of year, averaging 73 mm of rainfall and 65% relative humidity across the period.
February is one of the cooler months of the year in El Cajon. Across 45 years of records, the warmest February in El Cajon was 2015 — when the month averaged 15.9°C — while the coldest was 2019 at 9°C. Typical February days reach 17.5°C with nights near 6.7°C. The long-term February temperature trend is broadly flat.
February is a relatively wet time of year in El Cajon, averaging 73 mm of rainfall. The wettest February on record was 1998 with 261 mm, while the driest was 1984 at 1 mm.
Relative humidity in El Cajon during February averages 65%. The most humid February was 1998 at 83%, and the least humid was 2016 at 48%.
February receives about 4.3 kWh/m²/day of solar energy in El Cajon. The sunniest February was 2016 at 5.1 kWh/m²/day, and the cloudiest was 2005 at 3.3.
Average wind speed in El Cajon during February is 2.4 m/s. The windiest February was 1998 at 3.1 m/s, while the calmest were 1991 and 2015 at 2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 12.1°C | 11.9°C | 11.8°C | 12.5°C | 12.4°C | +0.3°C |
| Avg High | 17.8°C | 17.1°C | 17.1°C | 18.1°C | 17.9°C | +0.1°C |
| Avg Low | 6.4°C | 6.8°C | 6.6°C | 6.9°C | 6.9°C | +0.5°C |
| Avg Rain | 62 mm | 98 mm | 83 mm | 64 mm | 49 mm | -12 mm |
February temperatures in El Cajon have stayed relatively stable across the record.
February has ranged from a record low of -3°C (1985) to a record high of 30.3°C (2014).
Rainfall in February is a relatively wet time of year, averaging 73 mm, with a wettest year of 261 mm.
A quieter season to visit El Cajon
If your dates are flexible, the more temperate months of June and September tend to be the most comfortable for visiting El Cajon. That said, February — with days averaging 17.5°C and nights around 6.7°C (mean 12.1°C) and moderate rainfall (73 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 | 20.4°C | 14.6°C | 8.8°C | 28.1°C | 5.6°C | 50 mm | 64% | 2.1 m/s | 4.5 |
| 2024 | 15.9°C | 11.7°C | 7.6°C | 21.1°C | 3.7°C | 135 mm | 79% | 2.4 m/s | 4 |
| 2023 | 14.3°C | 9.7°C | 5.2°C | 21.7°C | 0.5°C | 64 mm | 67% | 2.9 m/s | 4.2 |
| 2022 | 18.7°C | 12.6°C | 6.5°C | 26.8°C | 1.4°C | 23 mm | 51% | 2.6 m/s | 4.9 |
| 2021 | 19.1°C | 12.9°C | 6.8°C | 25.2°C | 3.2°C | 4 mm | 60% | 2.1 m/s | 4.8 |
| 2020 | 18.9°C | 12.8°C | 6.7°C | 24.5°C | -0.7°C | 20 mm | 60% | 2.2 m/s | 4.7 |
| 2019 ❄️ | 13.4°C | 9.0°C | 4.6°C | 19.0°C | 0.3°C | 185 mm | 75% | 3 m/s | 4 |
| 2018 | 18.5°C | 12.8°C | 7.0°C | 26.9°C | 0.4°C | 17 mm | 57% | 2.2 m/s | 4.5 |
| 2017 | 16.9°C | 12.3°C | 7.7°C | 26.2°C | 2.3°C | 121 mm | 77% | 2.3 m/s | 4 |
| 2016 | 22.6°C | 15.8°C | 8.9°C | 28.2°C | 0.9°C | 5 mm | 48% | 2.2 m/s | 5.1 |
| 2015 🔥 | 22.4°C | 15.9°C | 9.4°C | 26.2°C | 6.5°C | 18 mm | 60% | 2 m/s | 4.7 |
| 2014 | 20.7°C | 14.7°C | 8.8°C | 30.3°C | 3.9°C | 54 mm | 60% | 2.1 m/s | 4.3 |
| 2013 | 17.1°C | 11.2°C | 5.3°C | 22.3°C | 1.5°C | 20 mm | 60% | 2.3 m/s | 4.6 |
| 2012 | 17.5°C | 11.9°C | 6.2°C | 25.8°C | 0.9°C | 31 mm | 63% | 2.4 m/s | 4.3 |
| 2011 | 15.2°C | 9.7°C | 4.2°C | 22.4°C | -1.0°C | 101 mm | 67% | 2.6 m/s | 4.4 |
| 2010 | 16.3°C | 11.7°C | 7.2°C | 22.8°C | 2.6°C | 90 mm | 74% | 2.3 m/s | 4.1 |
| 2009 | 16.2°C | 11.2°C | 6.2°C | 24.5°C | 0.5°C | 90 mm | 68% | 2.5 m/s | 4.3 |
| 2008 | 16.8°C | 11.4°C | 6.0°C | 23.6°C | 0.8°C | 67 mm | 67% | 2.3 m/s | 4.4 |
| 2007 | 17.4°C | 11.9°C | 6.5°C | 24.8°C | 2.6°C | 55 mm | 64% | 2.5 m/s | 4.2 |
| 2006 | 19.7°C | 13.4°C | 7.1°C | 25.8°C | 1.0°C | 49 mm | 51% | 2.3 m/s | 4.5 |
| 2005 | 15.6°C | 11.6°C | 7.6°C | 20.4°C | 4.7°C | 146 mm | 79% | 2.4 m/s | 3.3 |
| 2004 | 16.4°C | 11.0°C | 5.6°C | 25.3°C | 1.5°C | 94 mm | 64% | 2.4 m/s | 4.2 |
| 2003 | 16.6°C | 11.9°C | 7.1°C | 24.2°C | 2.5°C | 117 mm | 69% | 2.5 m/s | 3.9 |
| 2002 | 20.3°C | 13.7°C | 7.2°C | 26.7°C | 0.7°C | 4 mm | 49% | 2.3 m/s | 4.8 |
| 2001 | 14.9°C | 10.1°C | 5.2°C | 26.1°C | 0.5°C | 101 mm | 73% | 2.6 m/s | 4 |
| 2000 | 16.6°C | 11.9°C | 7.3°C | 22.6°C | 3.5°C | 103 mm | 74% | 2.9 m/s | 4 |
| 1999 | 18.0°C | 11.9°C | 5.9°C | 26.1°C | 1.6°C | 21 mm | 63% | 2.5 m/s | 4.6 |
| 1998 🌧️ | 13.9°C | 10.2°C | 6.6°C | 17.2°C | 4.1°C | 261 mm | 83% | 3.1 m/s | 3.8 |
| 1997 | 17.1°C | 11.3°C | 5.5°C | 22.8°C | 2.6°C | 24 mm | 64% | 2.4 m/s | 4.4 |
| 1996 | 17.8°C | 12.7°C | 7.7°C | 27.1°C | 0.2°C | 50 mm | 74% | 2.6 m/s | 4 |
| 1995 | 19.1°C | 14.1°C | 9.1°C | 23.8°C | 5.2°C | 75 mm | 71% | 2.2 m/s | 4.2 |
| 1994 | 15.5°C | 10.5°C | 5.6°C | 21.1°C | 1.7°C | 98 mm | 66% | 2.8 m/s | 4.2 |
| 1993 | 14.3°C | 10.5°C | 6.7°C | 20.1°C | 3.9°C | 159 mm | 79% | 2.9 m/s | 3.7 |
| 1992 | 17.6°C | 12.8°C | 7.9°C | 23.0°C | 5.8°C | 115 mm | 71% | 2.5 m/s | 4.2 |
| 1991 | 21.2°C | 14.8°C | 8.4°C | 25.7°C | 4.9°C | 129 mm | 53% | 2 m/s | 4.5 |
| 1990 | 16.4°C | 10.5°C | 4.5°C | 23.9°C | -1.3°C | 47 mm | 61% | 2.4 m/s | 4.5 |
| 1989 | 16.5°C | 10.9°C | 5.3°C | 27.1°C | -3.0°C | 37 mm | 63% | 2.6 m/s | 4.2 |
| 1988 | 19.2°C | 13.1°C | 7.1°C | 23.3°C | 1.9°C | 38 mm | 57% | 2.4 m/s | 4.4 |
| 1987 | 17.1°C | 11.5°C | 5.9°C | 21.8°C | 1.4°C | 51 mm | 62% | 2.7 m/s | 4.1 |
| 1986 | 18.2°C | 12.9°C | 7.6°C | 28.6°C | 0.9°C | 100 mm | 70% | 2.4 m/s | 4.2 |
| 1985 | 17.1°C | 10.9°C | 4.7°C | 25.1°C | -3.0°C | 40 mm | 61% | 2.2 m/s | 4.4 |
| 1984 | 18.7°C | 12.5°C | 6.2°C | 23.8°C | 1.1°C | 1 mm | 54% | 2.3 m/s | 4.6 |
| 1983 | 16.5°C | 11.8°C | 7.1°C | 23.2°C | 3.8°C | 145 mm | 73% | 2.4 m/s | — |
| 1982 | 17.3°C | 12.0°C | 6.6°C | 25.2°C | 2.4°C | 53 mm | 66% | 2.3 m/s | — |
| 1981 | 19.8°C | 13.7°C | 7.5°C | 27.6°C | 2.5°C | 89 mm | 53% | 2.4 m/s | — |
Actual recorded February data for each year, 1981–2025 — sourced from NASA POWER.
The average high in February is around 17.5°C with lows near 6.7°C (mean 12.1°C), based on 45 years of NASA POWER data.
February averages 73 mm of rainfall in El Cajon, a relatively wet time of year. The wettest on record was 261 mm in 1998.
The hottest February reached 30.3°C in 2014. The coldest dipped to -3°C in 1985.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average February temperatures have risen by about 0.1°C — but days and nights have moved in opposite directions. Overnight lows rose from 6.4°C to 7°C while daytime highs eased from 17.9°C to 17.7°C, narrowing the gap between day and night.
February is one of the cooler months of the year in El Cajon and a relatively wet time of year, so plan for around 17.5°C daytime highs and 6.7°C at night.
Not quite — February is the 3rd coolest month in El Cajon, averaging 12.1°C.
For February in El Cajon, pack warm layers and a jacket for chilly mornings, with typical highs of 17.5°C and lows of 6.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in February averages 65% — moderately humid.
Average wind speed in February is 2.4 m/s. The windiest February on record averaged 3.1 m/s (1998).
The wettest February on record was 1998 with 261 mm. On average, February sees 73 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 El Cajon 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.
