June is one of the warmer months of the year in Santa Barbara, with average highs near 24°C and lows around 14.6°C (mean 19.3°C). It is one of the drier months, averaging 3 mm of rainfall and 56% relative humidity across the period.
June is one of the warmer months of the year in Santa Barbara. Across 45 years of records, the warmest June in Santa Barbara was 1981 — when the month averaged 22.3°C — while the coldest was 1998 at 16.6°C. Typical June days reach 24°C with nights near 14.6°C. The long-term June temperature trend is broadly flat.
June is one of the drier months in Santa Barbara, averaging 3 mm of rainfall. The wettest June on record was 2011 with 20 mm, while the driest were 1986, 1992 and 1994, among others at 0 mm.
Relative humidity in Santa Barbara during June averages 56%. The most humid June was 1998 at 75%, and the least humid was 1981 at 39%.
June receives about 7.8 kWh/m²/day of solar energy in Santa Barbara. The sunniest June was 2008 at 8.5 kWh/m²/day, and the cloudiest was 1984 at 6.8.
Average wind speed in Santa Barbara during June is 3.1 m/s. The windiest June was 1984 at 3.8 m/s, while the calmest was 2019 at 2.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 19.7°C | 18.8°C | 19.3°C | 19.4°C | 19.5°C | -0.2°C |
| Avg High | 24.6°C | 23.5°C | 23.9°C | 24.0°C | 24.0°C | -0.6°C |
| Avg Low | 14.7°C | 14.2°C | 14.7°C | 14.7°C | 14.9°C | +0.2°C |
| Avg Rain | 1 mm | 3 mm | 3 mm | 4 mm | 2 mm | +1 mm |
June temperatures in Santa Barbara have fallen by about 0.4°C between 1981–1985 and 2021–2025.
June has ranged from a record low of 8.3°C (1999) to a record high of 35.9°C (2008).
Rainfall in June is one of the drier months, averaging 3 mm, with a wettest year of 20 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.1°C per decade while lows rose 0.1°C per decade, narrowing the gap between day and night.
One of the best times to visit Santa Barbara
June is one of the best times to visit Santa Barbara. Expect days averaging 24°C and nights around 14.6°C (mean 19.3°C) — warmer than Santa Barbara's yearly average — with low rainfall (3 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 23.9°C | 19.5°C | 15.0°C | 30.3°C | 12.3°C | 0 mm | 56% | 2.9 m/s | 7.9 |
| 2024 | 24.1°C | 19.7°C | 15.3°C | 28.1°C | 12.1°C | 1 mm | 59% | 2.8 m/s | 7.9 |
| 2023 | 20.8°C | 17.0°C | 13.1°C | 26.3°C | 11.2°C | 8 mm | 74% | 3.1 m/s | 7 |
| 2022 | 26.5°C | 21.4°C | 16.3°C | 32.8°C | 11.5°C | 1 mm | 48% | 3.1 m/s | 8.3 |
| 2021 | 24.6°C | 19.9°C | 15.2°C | 33.6°C | 10.1°C | 0 mm | 58% | 2.9 m/s | 8.1 |
| 2020 | 23.8°C | 19.2°C | 14.5°C | 31.0°C | 10.8°C | 2 mm | 59% | 2.9 m/s | 7.9 |
| 2019 | 22.8°C | 18.6°C | 14.4°C | 27.4°C | 11.8°C | 5 mm | 68% | 2.1 m/s | 7.2 |
| 2018 | 24.1°C | 19.3°C | 14.4°C | 29.2°C | 10.4°C | 1 mm | 56% | 2.8 m/s | 8.1 |
| 2017 | 25.0°C | 20.3°C | 15.6°C | 30.0°C | 10.9°C | 1 mm | 56% | 3.2 m/s | 8.1 |
| 2016 | 26.1°C | 21.2°C | 16.3°C | 33.6°C | 11.2°C | 1 mm | 49% | 2.8 m/s | 7.8 |
| 2015 | 25.3°C | 20.6°C | 15.9°C | 30.0°C | 11.5°C | 9 mm | 56% | 2.7 m/s | 7.7 |
| 2014 | 24.3°C | 19.6°C | 14.8°C | 28.9°C | 11.6°C | 1 mm | 54% | 3 m/s | 8.3 |
| 2013 | 24.8°C | 19.9°C | 15.0°C | 35.2°C | 11.9°C | 1 mm | 56% | 3.1 m/s | 7.8 |
| 2012 | 23.3°C | 18.5°C | 13.6°C | 27.1°C | 9.9°C | 1 mm | 55% | 3.5 m/s | 8.1 |
| 2011 🌧️ | 20.9°C | 16.9°C | 12.8°C | 26.9°C | 9.0°C | 20 mm | 68% | 2.8 m/s | 7.6 |
| 2010 | 23.6°C | 18.8°C | 13.9°C | 28.6°C | 10.8°C | 1 mm | 58% | 3.4 m/s | 8 |
| 2009 | 21.9°C | 18.0°C | 14.0°C | 26.8°C | 11.2°C | 6 mm | 66% | 2.7 m/s | 7.3 |
| 2008 | 25.4°C | 20.3°C | 15.2°C | 35.9°C | 10.6°C | 1 mm | 46% | 3.2 m/s | 8.5 |
| 2007 | 23.9°C | 19.2°C | 14.6°C | 29.9°C | 10.3°C | 1 mm | 52% | 2.9 m/s | 8.2 |
| 2006 | 25.2°C | 20.8°C | 16.4°C | 30.7°C | 12.2°C | 1 mm | 57% | 2.9 m/s | 7.6 |
| 2005 | 21.4°C | 16.9°C | 12.5°C | 25.2°C | 8.7°C | 3 mm | 67% | 3.1 m/s | 8.2 |
| 2004 | 24.2°C | 19.3°C | 14.5°C | 28.5°C | 10.9°C | 1 mm | 56% | 3.3 m/s | 7.8 |
| 2003 | 23.6°C | 18.9°C | 14.1°C | 29.9°C | 11.0°C | 3 mm | 60% | 3.1 m/s | 7.3 |
| 2002 | 24.2°C | 19.2°C | 14.2°C | 30.1°C | 10.8°C | 0 mm | 54% | 3.2 m/s | 8.1 |
| 2001 | 25.4°C | 20.7°C | 16.1°C | 31.4°C | 10.8°C | 0 mm | 50% | 2.8 m/s | 8.3 |
| 2000 | 24.2°C | 19.6°C | 15.1°C | 30.0°C | 10.9°C | 8 mm | 60% | 2.8 m/s | 7.8 |
| 1999 | 22.5°C | 17.9°C | 13.4°C | 28.9°C | 8.3°C | 2 mm | 55% | 3.2 m/s | 7.8 |
| 1998 ❄️ | 20.6°C | 16.6°C | 12.7°C | 25.6°C | 11.0°C | 3 mm | 75% | 3.2 m/s | 7.4 |
| 1997 | 23.8°C | 19.1°C | 14.5°C | 30.2°C | 11.8°C | 1 mm | 59% | 3.6 m/s | 7.9 |
| 1996 | 24.8°C | 20.2°C | 15.5°C | 30.3°C | 10.8°C | 1 mm | 49% | 3 m/s | 8.1 |
| 1995 | 22.3°C | 17.7°C | 13.2°C | 28.5°C | 9.2°C | 12 mm | 65% | 3.4 m/s | 7.3 |
| 1994 | 26.1°C | 21.0°C | 15.8°C | 31.5°C | 11.5°C | 0 mm | 44% | 3.4 m/s | 8.2 |
| 1993 | 25.4°C | 20.3°C | 15.1°C | 32.4°C | 10.1°C | 11 mm | 53% | 3.1 m/s | 7.8 |
| 1992 | 22.7°C | 18.4°C | 14.1°C | 25.0°C | 10.2°C | 0 mm | 63% | 3.1 m/s | 7.5 |
| 1991 | 21.6°C | 17.0°C | 12.5°C | 28.7°C | 10.5°C | 3 mm | 60% | 2.9 m/s | 7.2 |
| 1990 | 25.5°C | 20.1°C | 14.8°C | 31.0°C | 10.1°C | 0 mm | 49% | 3.6 m/s | 8.2 |
| 1989 | 24.8°C | 19.6°C | 14.4°C | 31.7°C | 11.0°C | 0 mm | 54% | 3.4 m/s | 7.9 |
| 1988 | 23.3°C | 18.3°C | 13.3°C | 29.8°C | 8.9°C | 4 mm | 58% | 3.2 m/s | 6.9 |
| 1987 | 24.3°C | 19.7°C | 15.1°C | 29.0°C | 11.4°C | 2 mm | 49% | 2.7 m/s | 7.5 |
| 1986 | 24.8°C | 20.1°C | 15.3°C | 27.9°C | 12.4°C | 0 mm | 48% | 3.2 m/s | 7.6 |
| 1985 | 25.7°C | 20.7°C | 15.7°C | 31.3°C | 9.0°C | 1 mm | 47% | 2.8 m/s | 7.2 |
| 1984 | 25.4°C | 20.2°C | 15.1°C | 31.5°C | 11.2°C | 1 mm | 47% | 3.8 m/s | 6.8 |
| 1983 | 23.6°C | 18.8°C | 13.9°C | 27.0°C | 9.9°C | 1 mm | 60% | 3.4 m/s | — |
| 1982 | 22.4°C | 17.5°C | 12.7°C | 27.4°C | 9.5°C | 2 mm | 60% | 3.6 m/s | — |
| 1981 🔥 | 27.4°C | 22.3°C | 17.2°C | 34.9°C | 12.8°C | 0 mm | 39% | 3.3 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 24°C with lows near 14.6°C (mean 19.3°C), based on 45 years of NASA POWER data.
June averages 3 mm of rainfall in Santa Barbara, one of the drier months. The wettest on record was 20 mm in 2011.
The hottest June reached 35.9°C in 2008. The coldest dipped to 8.3°C in 1999.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have fallen by about 0.4°C — but days and nights have moved in opposite directions. Overnight lows rose from 14.9°C to 15°C while daytime highs eased from 24.9°C to 24°C, narrowing the gap between day and night.
June is one of the warmer months of the year in Santa Barbara and one of the drier months, so plan for around 24°C daytime highs and 14.6°C at night.
Not quite — June is the 9th coolest month in Santa Barbara, averaging 19.3°C.
For June in Santa Barbara, pack light layers you can adjust through the day, with typical highs of 24°C and lows of 14.6°C.
Relative humidity in June averages 56% — moderately humid.
Average wind speed in June is 3.1 m/s. The windiest June on record averaged 3.8 m/s (1984).
The wettest June on record was 2011 with 20 mm. On average, June sees 3 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 Santa Barbara behaves each June, 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 June specifically, along with year-by-year records and how the month has changed over the decades.
