June is one of the warmer months of the year in Chula Vista, with average highs near 26.2°C and lows around 13.8°C (mean 20°C). It is one of the drier months, averaging 8 mm of rainfall and 62% relative humidity across the period.
June is one of the warmer months of the year in Chula Vista. Across 45 years of records, the warmest June in Chula Vista was 1981 — when the month averaged 23.9°C — while the coldest was 2023 at 17.1°C. Typical June days reach 26.2°C with nights near 13.8°C. The long-term June temperature trend is broadly flat.
June is one of the drier months in Chula Vista, averaging 8 mm of rainfall. The wettest June on record was 2020 with 262 mm, while the driest were 2001, 2004 and 2010, among others at 0 mm.
Relative humidity in Chula Vista during June averages 62%. The most humid June was 2023 at 75%, and the least humid was 1981 at 41%.
June receives about 6 kWh/m²/day of solar energy in Chula Vista. The sunniest June was 2022 at 6.9 kWh/m²/day, and the cloudiest was 2003 at 4.6.
Average wind speed in Chula Vista during June is 2.2 m/s. The windiest June was 1997 at 2.8 m/s, while the calmest were 2015, 2019 and 2024, among others at 2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 20.4°C | 19.6°C | 20.1°C | 19.8°C | 20.0°C | -0.4°C |
| Avg High | 26.9°C | 25.6°C | 26.3°C | 26.0°C | 26.0°C | -0.9°C |
| Avg Low | 14.0°C | 13.7°C | 13.9°C | 13.5°C | 14.0°C | 0°C |
| Avg Rain | 1 mm | 4 mm | 1 mm | 1 mm | 45 mm | +44 mm |
June temperatures in Chula Vista have stayed relatively stable across the record.
June has ranged from a record low of 8.4°C (2011) to a record high of 38.8°C (2016).
Rainfall in June is one of the drier months, averaging 8 mm, with a wettest year of 262 mm.
One of the best times to visit Chula Vista
June is one of the best times to visit Chula Vista. Expect days averaging 26.2°C and nights around 13.8°C (mean 20°C) — warmer than Chula Vista's yearly average — with low rainfall (8 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 | 26.9°C | 20.3°C | 13.7°C | 32.4°C | 11.6°C | 2 mm | 63% | 2.2 m/s | 5.6 |
| 2024 | 26.0°C | 20.0°C | 13.9°C | 32.5°C | 9.7°C | 1 mm | 67% | 2 m/s | 5.8 |
| 2023 ❄️ | 21.9°C | 17.1°C | 12.3°C | 31.6°C | 10.9°C | 3 mm | 75% | 2.4 m/s | 6.1 |
| 2022 | 28.7°C | 22.1°C | 15.4°C | 33.9°C | 10.9°C | 0 mm | 55% | 2.2 m/s | 6.9 |
| 2021 | 28.1°C | 21.4°C | 14.7°C | 33.8°C | 10.7°C | 1 mm | 57% | 2.2 m/s | 5.8 |
| 2020 🌧️ | 24.6°C | 19.2°C | 13.7°C | 31.7°C | 11.7°C | 262 mm | 70% | 2.3 m/s | 6.2 |
| 2019 | 25.3°C | 19.2°C | 13.2°C | 31.7°C | 10.9°C | 3 mm | 68% | 2 m/s | 4.9 |
| 2018 | 26.6°C | 19.8°C | 13.0°C | 31.2°C | 10.7°C | 0 mm | 61% | 2.3 m/s | 6.2 |
| 2017 | 27.6°C | 21.1°C | 14.6°C | 35.6°C | 10.0°C | 0 mm | 59% | 2.1 m/s | 5.8 |
| 2016 | 28.5°C | 22.0°C | 15.4°C | 38.8°C | 11.6°C | 2 mm | 56% | 2.2 m/s | 5.7 |
| 2015 | 27.4°C | 21.4°C | 15.5°C | 32.1°C | 11.4°C | 3 mm | 60% | 2 m/s | 5.9 |
| 2014 | 27.0°C | 20.2°C | 13.4°C | 32.2°C | 11.5°C | 0 mm | 62% | 2.2 m/s | 6.6 |
| 2013 | 25.9°C | 19.7°C | 13.6°C | 35.2°C | 10.3°C | 1 mm | 66% | 2.3 m/s | 5.8 |
| 2012 | 25.2°C | 18.6°C | 12.1°C | 30.1°C | 10.5°C | 0 mm | 63% | 2.2 m/s | 6 |
| 2011 | 23.1°C | 17.5°C | 11.9°C | 30.2°C | 8.4°C | 1 mm | 70% | 2.2 m/s | 5.7 |
| 2010 | 23.8°C | 18.0°C | 12.2°C | 29.3°C | 10.0°C | 0 mm | 72% | 2.1 m/s | 5.2 |
| 2009 | 23.7°C | 18.7°C | 13.7°C | 31.5°C | 11.4°C | 1 mm | 69% | 2.5 m/s | 6.1 |
| 2008 | 28.5°C | 21.5°C | 14.4°C | 36.5°C | 9.9°C | 0 mm | 53% | 2.1 m/s | 6.4 |
| 2007 | 26.6°C | 19.8°C | 13.1°C | 30.8°C | 10.3°C | 0 mm | 58% | 2 m/s | 6.4 |
| 2006 | 29.1°C | 22.7°C | 16.3°C | 37.7°C | 12.1°C | 1 mm | 56% | 2 m/s | 6.1 |
| 2005 | 23.8°C | 18.3°C | 12.8°C | 29.2°C | 10.6°C | 1 mm | 71% | 2.4 m/s | 6.3 |
| 2004 | 25.6°C | 19.4°C | 13.1°C | 29.7°C | 11.7°C | 0 mm | 67% | 2.4 m/s | 5.4 |
| 2003 | 24.2°C | 18.5°C | 12.9°C | 32.4°C | 11.1°C | 1 mm | 70% | 2.3 m/s | 4.6 |
| 2002 | 25.6°C | 19.2°C | 12.9°C | 32.2°C | 11.0°C | 0 mm | 63% | 2.3 m/s | 5.9 |
| 2001 | 27.8°C | 21.4°C | 15.1°C | 32.5°C | 11.4°C | 0 mm | 57% | 2.2 m/s | 6.5 |
| 2000 | 28.2°C | 21.5°C | 14.9°C | 33.7°C | 11.1°C | 5 mm | 60% | 2.2 m/s | 6.5 |
| 1999 | 24.7°C | 18.7°C | 12.7°C | 31.7°C | 9.3°C | 3 mm | 63% | 2.4 m/s | 5.6 |
| 1998 | 22.5°C | 17.6°C | 12.8°C | 27.6°C | 11.5°C | 2 mm | 75% | 2.6 m/s | 6.8 |
| 1997 | 25.0°C | 19.3°C | 13.7°C | 31.2°C | 12.3°C | 3 mm | 70% | 2.8 m/s | 6.4 |
| 1996 | 26.5°C | 20.2°C | 13.9°C | 33.3°C | 11.4°C | 1 mm | 59% | 2.2 m/s | 6.7 |
| 1995 | 24.5°C | 18.5°C | 12.5°C | 31.2°C | 9.5°C | 7 mm | 67% | 2.3 m/s | 5.9 |
| 1994 | 28.4°C | 21.8°C | 15.3°C | 37.3°C | 11.3°C | 1 mm | 57% | 2 m/s | 6.7 |
| 1993 | 27.2°C | 21.1°C | 15.0°C | 36.0°C | 11.7°C | 7 mm | 62% | 2.2 m/s | 6.6 |
| 1992 | 25.3°C | 19.6°C | 13.8°C | 31.7°C | 11.6°C | 0 mm | 66% | 2.5 m/s | 6.2 |
| 1991 | 23.1°C | 17.4°C | 11.7°C | 29.1°C | 9.0°C | 1 mm | 69% | 2.2 m/s | 5.7 |
| 1990 | 28.8°C | 22.2°C | 15.7°C | 37.7°C | 11.0°C | 15 mm | 53% | 2.4 m/s | 6.7 |
| 1989 | 26.5°C | 20.2°C | 14.0°C | 34.2°C | 11.2°C | 0 mm | 58% | 2.4 m/s | 5.6 |
| 1988 | 26.2°C | 19.6°C | 13.0°C | 32.0°C | 8.9°C | 1 mm | 61% | 2.3 m/s | 5.9 |
| 1987 | 27.7°C | 20.8°C | 13.9°C | 32.4°C | 11.3°C | 1 mm | 55% | 2 m/s | 5.8 |
| 1986 | 27.9°C | 21.2°C | 14.4°C | 33.9°C | 11.3°C | 0 mm | 54% | 2 m/s | 5.7 |
| 1985 | 28.7°C | 21.8°C | 14.8°C | 36.4°C | 10.4°C | 1 mm | 48% | 2.1 m/s | 5.9 |
| 1984 | 27.1°C | 20.7°C | 14.3°C | 32.8°C | 11.2°C | 3 mm | 56% | 2.3 m/s | 6 |
| 1983 | 24.3°C | 18.4°C | 12.5°C | 31.5°C | 10.4°C | 0 mm | 68% | 2.1 m/s | — |
| 1982 | 23.0°C | 17.4°C | 11.8°C | 27.8°C | 9.8°C | 2 mm | 71% | 2.5 m/s | — |
| 1981 🔥 | 30.9°C | 23.9°C | 16.9°C | 36.4°C | 11.7°C | 1 mm | 41% | 2.1 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 26.2°C with lows near 13.8°C (mean 20°C), based on 45 years of NASA POWER data.
June averages 8 mm of rainfall in Chula Vista, one of the drier months. The wettest on record was 262 mm in 2020.
The hottest June reached 38.8°C in 2016. The coldest dipped to 8.4°C in 2011.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have fallen by about 0.2°C. Daytime highs moved from 26.8°C to 26.3°C and overnight lows from 14.1°C to 14°C over the same span.
June is one of the warmer months of the year in Chula Vista and one of the drier months, so plan for around 26.2°C daytime highs and 13.8°C at night.
Not quite — June is the 8th coolest month in Chula Vista, averaging 20°C.
For June in Chula Vista, pack light layers you can adjust through the day, with typical highs of 26.2°C and lows of 13.8°C.
Relative humidity in June averages 62% — moderately humid.
Average wind speed in June is 2.2 m/s. The windiest June on record averaged 2.8 m/s (1997).
The wettest June on record was 2020 with 262 mm. On average, June sees 8 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 Chula Vista 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.
