June is one of the warmer months of the year in Jacksonville, with average highs near 32.7°C and lows around 22.2°C (mean 27.5°C). It is a relatively wet time of year, averaging 164 mm of rainfall and 74% relative humidity across the period.
June is one of the warmer months of the year in Jacksonville. Across 45 years of records, the warmest June in Jacksonville was 1998 — when the month averaged 30.6°C — while the coldest was 2012 at 24.9°C. Typical June days reach 32.7°C with nights near 22.2°C. The long-term trend is warming, about 0.2°C per decade.
June is a relatively wet time of year in Jacksonville, averaging 164 mm of rainfall. The wettest June on record was 2012 with 440 mm, while the driest was 1998 at 50 mm.
Relative humidity in Jacksonville during June averages 74%. The most humid June was 2017 at 85%, and the least humid was 1998 at 59%.
June receives about 6.2 kWh/m²/day of solar energy in Jacksonville. The sunniest Junes were 1998 and 2022 at 7 kWh/m²/day, and the cloudiest was 2021 at 5.3.
Average wind speed in Jacksonville during June is 0.6 m/s. The windiest Junes were 2012, 2023 and 2024, among others at 0.7 m/s, while the calmest were 2018, 2020 and 2025, among others at 0.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.5°C | 27.2°C | 27.1°C | 27.6°C | 28.1°C | +0.6°C |
| Avg High | 33.1°C | 32.3°C | 32.0°C | 32.8°C | 33.4°C | +0.3°C |
| Avg Low | 21.9°C | 22.1°C | 22.2°C | 22.5°C | 22.7°C | +0.8°C |
| Avg Rain | 140 mm | 165 mm | 179 mm | 183 mm | 145 mm | +5 mm |
June temperatures in Jacksonville have risen by about 0.9°C between 1981–1985 and 2021–2025.
June has ranged from a record low of 10.7°C (1984) to a record high of 41.6°C (1985).
Rainfall in June is a relatively wet time of year, averaging 164 mm, with a wettest year of 440 mm.
A good time to visit Jacksonville
June is a good time to visit Jacksonville, with days averaging 32.7°C and nights around 22.2°C (mean 27.5°C, warmer than Jacksonville's yearly average) and higher rainfall. October and April are marginally more temperate, but June still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 34.1°C | 28.5°C | 22.9°C | 36.8°C | 16.9°C | 125 mm | 72% | 0.5 m/s | 6.5 |
| 2024 | 36.1°C | 30.0°C | 23.9°C | 40.0°C | 20.8°C | 73 mm | 66% | 0.7 m/s | 6.8 |
| 2023 | 31.9°C | 27.0°C | 22.0°C | 35.8°C | 19.2°C | 179 mm | 78% | 0.7 m/s | 6.1 |
| 2022 | 35.2°C | 29.3°C | 23.3°C | 41.4°C | 19.5°C | 85 mm | 69% | 0.6 m/s | 7 |
| 2021 | 32.0°C | 27.3°C | 22.5°C | 37.5°C | 17.4°C | 175 mm | 78% | 0.6 m/s | 5.3 |
| 2020 | 31.3°C | 26.5°C | 21.7°C | 34.8°C | 16.8°C | 233 mm | 79% | 0.5 m/s | 5.9 |
| 2019 | 33.8°C | 28.5°C | 23.2°C | 39.0°C | 19.0°C | 136 mm | 72% | 0.6 m/s | 6 |
| 2018 | 32.2°C | 27.2°C | 22.3°C | 36.8°C | 18.0°C | 177 mm | 81% | 0.5 m/s | 6.5 |
| 2017 | 30.4°C | 26.3°C | 22.2°C | 34.8°C | 18.0°C | 252 mm | 85% | 0.5 m/s | 5.4 |
| 2016 | 34.3°C | 28.6°C | 23.0°C | 40.2°C | 19.0°C | 157 mm | 70% | 0.6 m/s | 6.5 |
| 2015 | 34.5°C | 28.7°C | 22.9°C | 39.6°C | 20.4°C | 137 mm | 69% | 0.5 m/s | 6.5 |
| 2014 | 32.0°C | 26.9°C | 21.8°C | 36.3°C | 18.6°C | 110 mm | 77% | 0.6 m/s | 6.5 |
| 2013 | 31.3°C | 26.9°C | 22.5°C | 35.0°C | 20.8°C | 193 mm | 81% | 0.6 m/s | 6.1 |
| 2012 ❄️ 🌧️ | 29.1°C | 24.9°C | 20.7°C | 34.9°C | 16.1°C | 440 mm | 83% | 0.7 m/s | 5.8 |
| 2011 | 35.2°C | 28.9°C | 22.6°C | 39.2°C | 19.5°C | 103 mm | 66% | 0.6 m/s | 6.4 |
| 2010 | 35.1°C | 29.3°C | 23.5°C | 38.6°C | 20.3°C | 129 mm | 69% | 0.5 m/s | 6.7 |
| 2009 | 31.6°C | 27.1°C | 22.6°C | 35.4°C | 19.5°C | 113 mm | 82% | 0.5 m/s | 6.4 |
| 2008 | 33.7°C | 27.9°C | 22.1°C | 38.3°C | 21.0°C | 154 mm | 70% | 0.5 m/s | 6.3 |
| 2007 | 31.5°C | 26.5°C | 21.4°C | 38.5°C | 17.1°C | 194 mm | 76% | 0.7 m/s | 6.3 |
| 2006 | 33.2°C | 27.5°C | 21.7°C | 39.2°C | 17.3°C | 140 mm | 69% | 0.6 m/s | 6.5 |
| 2005 | 30.8°C | 26.6°C | 22.4°C | 34.7°C | 19.4°C | 253 mm | 81% | 0.6 m/s | 5.6 |
| 2004 | 32.4°C | 27.7°C | 23.0°C | 36.9°C | 21.1°C | 243 mm | 77% | 0.5 m/s | 6.2 |
| 2003 | 30.7°C | 26.4°C | 22.1°C | 34.5°C | 19.1°C | 189 mm | 83% | 0.5 m/s | 5.7 |
| 2002 | 32.1°C | 27.3°C | 22.5°C | 40.9°C | 19.1°C | 180 mm | 75% | 0.6 m/s | 5.5 |
| 2001 | 31.0°C | 26.5°C | 22.1°C | 36.4°C | 18.5°C | 210 mm | 79% | 0.6 m/s | 5.8 |
| 2000 | 33.2°C | 27.5°C | 21.9°C | 39.7°C | 18.9°C | 111 mm | 69% | 0.6 m/s | 6.1 |
| 1999 | 31.3°C | 26.6°C | 21.8°C | 36.3°C | 18.3°C | 173 mm | 75% | 0.7 m/s | 5.6 |
| 1998 🔥 | 37.5°C | 30.6°C | 23.8°C | 40.2°C | 17.5°C | 50 mm | 59% | 0.7 m/s | 7 |
| 1997 | 30.7°C | 25.8°C | 21.0°C | 35.2°C | 14.7°C | 123 mm | 79% | 0.6 m/s | 5.9 |
| 1996 | 32.0°C | 26.9°C | 21.9°C | 37.3°C | 18.0°C | 173 mm | 73% | 0.6 m/s | 6.2 |
| 1995 | 31.2°C | 26.5°C | 21.7°C | 35.0°C | 15.8°C | 228 mm | 77% | 0.6 m/s | 5.8 |
| 1994 | 30.8°C | 26.5°C | 22.3°C | 33.4°C | 20.4°C | 232 mm | 82% | 0.5 m/s | 5.8 |
| 1993 | 34.0°C | 28.1°C | 22.3°C | 38.1°C | 19.3°C | 108 mm | 67% | 0.6 m/s | 6.7 |
| 1992 | 31.3°C | 26.6°C | 21.9°C | 35.7°C | 18.0°C | 236 mm | 80% | 0.5 m/s | 5.7 |
| 1991 | 30.0°C | 25.7°C | 21.5°C | 33.4°C | 17.2°C | 248 mm | 84% | 0.6 m/s | 6.3 |
| 1990 | 34.5°C | 28.4°C | 22.4°C | 40.0°C | 18.4°C | 81 mm | 66% | 0.6 m/s | 6.4 |
| 1989 | 32.6°C | 27.4°C | 22.3°C | 37.5°C | 20.6°C | 152 mm | 72% | 0.6 m/s | 6.2 |
| 1988 | 32.4°C | 26.4°C | 20.5°C | 37.3°C | 16.4°C | 86 mm | 66% | 0.7 m/s | 6.2 |
| 1987 | 33.4°C | 27.7°C | 22.0°C | 37.1°C | 19.2°C | 118 mm | 70% | 0.6 m/s | 6 |
| 1986 | 33.8°C | 28.1°C | 22.4°C | 38.5°C | 19.1°C | 117 mm | 70% | 0.6 m/s | 6.3 |
| 1985 | 34.1°C | 28.3°C | 22.4°C | 41.6°C | 20.2°C | 165 mm | 69% | 0.6 m/s | 6 |
| 1984 | 32.5°C | 26.5°C | 20.5°C | 36.8°C | 10.7°C | 145 mm | 73% | 0.6 m/s | 5.8 |
| 1983 | 30.3°C | 25.6°C | 20.9°C | 34.0°C | 17.0°C | 184 mm | 80% | 0.6 m/s | — |
| 1982 | 32.6°C | 27.4°C | 22.2°C | 39.4°C | 19.6°C | 182 mm | 76% | 0.6 m/s | — |
| 1981 | 36.0°C | 29.8°C | 23.6°C | 41.5°C | 19.5°C | 108 mm | 62% | 0.6 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 32.7°C with lows near 22.2°C (mean 27.5°C), based on 45 years of NASA POWER data.
June averages 164 mm of rainfall in Jacksonville, a relatively wet time of year. The wettest on record was 440 mm in 2012.
The hottest June reached 41.6°C in 1985. The coldest dipped to 10.7°C in 1984.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have risen by about 0.9°C. Daytime highs moved from 33.1°C to 33.9°C and overnight lows from 21.9°C to 22.9°C over the same span.
June is one of the warmer months of the year in Jacksonville and a relatively wet time of year, so plan for around 32.7°C daytime highs and 22.2°C at night.
Not quite — June is the 10th coolest month in Jacksonville, averaging 27.5°C.
For June in Jacksonville, pack light, breathable clothing and sun protection, with typical highs of 32.7°C and lows of 22.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 74% — moderately humid.
Average wind speed in June is 0.6 m/s. The windiest June on record averaged 0.7 m/s (1988).
The wettest June on record was 2012 with 440 mm. On average, June sees 164 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 Jacksonville 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.
