June is one of the warmer months of the year in Brockton, with average highs near 24°C and lows around 13.6°C (mean 18.8°C). It is about average for rainfall, averaging 98 mm of rainfall and 78% relative humidity across the period.
June is one of the warmer months of the year in Brockton. Across 45 years of records, the warmest Junes in Brockton were 1999 and 2021 — when the month averaged 20.9°C — while the coldest was 1982 at 16.2°C. Typical June days reach 24°C with nights near 13.6°C. The long-term trend is warming, about 0.3°C per decade.
June is about average for rainfall in Brockton, averaging 98 mm of rainfall. The wettest June on record was 1982 with 276 mm, while the driest was 1999 at 17 mm.
Relative humidity in Brockton during June averages 78%. The most humid June was 2006 at 86%, and the least humid was 1999 at 66%.
June receives about 5.7 kWh/m²/day of solar energy in Brockton. The sunniest June was 2016 at 6.7 kWh/m²/day, and the cloudiest was 2009 at 4.4.
Average wind speed in Brockton during June is 0.3 m/s. The windiest Junes were 1986, 2012 and 2016, among others at 0.4 m/s, while the calmest were 2023, 2024 and 2025, among others at 0.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 18.0°C | 18.8°C | 18.8°C | 18.9°C | 19.9°C | +1.9°C |
| Avg High | 23.1°C | 24.2°C | 24.0°C | 23.9°C | 25.1°C | +2°C |
| Avg Low | 12.9°C | 13.4°C | 13.6°C | 13.8°C | 14.7°C | +1.8°C |
| Avg Rain | 112 mm | 74 mm | 109 mm | 111 mm | 76 mm | -36 mm |
June temperatures in Brockton have risen by about 1.7°C between 1981–1985 and 2021–2025.
June has ranged from a record low of 5.3°C (1986) to a record high of 34.9°C (1999).
Rainfall in June is about average for rainfall, averaging 98 mm, with a wettest year of 276 mm.
One of the best times to visit Brockton
June is one of the best times to visit Brockton. Expect days averaging 24°C and nights around 13.6°C (mean 18.8°C) — warmer than Brockton's yearly average — with higher rainfall (98 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 | 25.2°C | 20.1°C | 15.1°C | 34.9°C | 8.5°C | 40 mm | 79% | 0.3 m/s | 5.6 |
| 2024 | 25.7°C | 20.4°C | 15.1°C | 31.2°C | 10.7°C | 88 mm | 79% | 0.3 m/s | 6.2 |
| 2023 | 22.8°C | 18.2°C | 13.6°C | 30.4°C | 7.4°C | 110 mm | 83% | 0.3 m/s | 5.1 |
| 2022 | 25.0°C | 19.5°C | 13.9°C | 33.0°C | 9.8°C | 80 mm | 72% | 0.3 m/s | 6.2 |
| 2021 | 26.3°C | 20.9°C | 15.5°C | 34.2°C | 9.9°C | 62 mm | 76% | 0.3 m/s | 6.4 |
| 2020 | 25.5°C | 20.2°C | 14.8°C | 31.7°C | 5.3°C | 77 mm | 76% | 0.3 m/s | 6.2 |
| 2019 | 23.7°C | 18.8°C | 13.8°C | 29.2°C | 7.4°C | 125 mm | 80% | 0.3 m/s | 5.9 |
| 2018 | 23.4°C | 18.3°C | 13.2°C | 31.4°C | 8.3°C | 87 mm | 79% | 0.3 m/s | 5.9 |
| 2017 | 23.8°C | 18.8°C | 13.8°C | 30.8°C | 8.3°C | 98 mm | 80% | 0.3 m/s | 5.9 |
| 2016 | 24.9°C | 19.3°C | 13.7°C | 30.9°C | 9.4°C | 41 mm | 70% | 0.4 m/s | 6.7 |
| 2015 | 22.9°C | 18.0°C | 13.2°C | 28.2°C | 6.5°C | 132 mm | 79% | 0.3 m/s | 5.6 |
| 2014 | 24.4°C | 19.0°C | 13.6°C | 28.6°C | 7.0°C | 60 mm | 77% | 0.3 m/s | 6.3 |
| 2013 | 24.2°C | 19.6°C | 14.9°C | 29.8°C | 9.7°C | 251 mm | 82% | 0.3 m/s | 5.7 |
| 2012 | 23.4°C | 18.4°C | 13.3°C | 33.1°C | 8.6°C | 108 mm | 78% | 0.4 m/s | 5.9 |
| 2011 | 23.4°C | 18.5°C | 13.5°C | 29.5°C | 7.5°C | 123 mm | 81% | 0.3 m/s | 5.6 |
| 2010 | 25.3°C | 20.2°C | 15.1°C | 31.3°C | 9.1°C | 85 mm | 79% | 0.3 m/s | 5.6 |
| 2009 | 21.9°C | 17.4°C | 12.8°C | 26.4°C | 5.3°C | 122 mm | 83% | 0.3 m/s | 4.4 |
| 2008 | 25.3°C | 20.1°C | 14.9°C | 32.7°C | 11.1°C | 80 mm | 80% | 0.3 m/s | 5.5 |
| 2007 | 23.6°C | 18.5°C | 13.4°C | 31.1°C | 7.8°C | 69 mm | 79% | 0.3 m/s | 5.9 |
| 2006 | 23.2°C | 19.0°C | 14.7°C | 29.7°C | 9.7°C | 251 mm | 86% | 0.3 m/s | 4.6 |
| 2005 | 25.2°C | 19.6°C | 14.0°C | 32.5°C | 7.2°C | 37 mm | 81% | 0.3 m/s | 5.6 |
| 2004 | 23.9°C | 18.3°C | 12.7°C | 29.8°C | 8.5°C | 49 mm | 75% | 0.3 m/s | 6.1 |
| 2003 | 22.7°C | 17.8°C | 12.8°C | 34.1°C | 7.0°C | 136 mm | 83% | 0.3 m/s | 5.1 |
| 2002 | 24.3°C | 18.4°C | 12.4°C | 32.9°C | 6.1°C | 84 mm | 75% | 0.3 m/s | 5.9 |
| 2001 | 26.0°C | 20.4°C | 14.9°C | 30.7°C | 6.0°C | 135 mm | 77% | 0.3 m/s | 6.1 |
| 2000 | 23.9°C | 18.6°C | 13.4°C | 29.0°C | 5.7°C | 122 mm | 80% | 0.3 m/s | 5.1 |
| 1999 🔥 | 27.1°C | 20.9°C | 14.7°C | 34.9°C | 8.5°C | 17 mm | 66% | 0.3 m/s | 6.4 |
| 1998 | 22.5°C | 17.8°C | 13.0°C | 28.7°C | 6.4°C | 264 mm | 82% | 0.3 m/s | 4.8 |
| 1997 | 23.7°C | 18.2°C | 12.8°C | 30.9°C | 6.3°C | 35 mm | 76% | 0.3 m/s | 6.3 |
| 1996 | 23.8°C | 18.8°C | 13.7°C | 27.6°C | 7.4°C | 59 mm | 81% | 0.3 m/s | 5.4 |
| 1995 | 24.4°C | 18.7°C | 13.0°C | 30.9°C | 8.0°C | 60 mm | 75% | 0.3 m/s | 5.9 |
| 1994 | 25.1°C | 19.8°C | 14.5°C | 31.3°C | 7.5°C | 58 mm | 79% | 0.3 m/s | 5.7 |
| 1993 | 24.1°C | 18.6°C | 13.2°C | 28.9°C | 7.1°C | 44 mm | 75% | 0.3 m/s | 6.2 |
| 1992 | 23.4°C | 17.9°C | 12.3°C | 27.7°C | 7.6°C | 113 mm | 77% | 0.3 m/s | 6.3 |
| 1991 | 24.5°C | 19.0°C | 13.6°C | 32.6°C | 8.3°C | 51 mm | 73% | 0.3 m/s | 6.1 |
| 1990 | 23.1°C | 18.0°C | 13.0°C | 26.8°C | 7.7°C | 44 mm | 81% | 0.3 m/s | 5.7 |
| 1989 | 23.4°C | 18.8°C | 14.1°C | 29.0°C | 10.2°C | 127 mm | 83% | 0.3 m/s | 5.3 |
| 1988 | 23.1°C | 17.6°C | 12.1°C | 30.6°C | 6.4°C | 35 mm | 73% | 0.3 m/s | 6.6 |
| 1987 | 23.6°C | 18.6°C | 13.5°C | 28.0°C | 6.7°C | 59 mm | 80% | 0.3 m/s | 5.6 |
| 1986 | 22.1°C | 16.8°C | 11.5°C | 26.4°C | 5.3°C | 144 mm | 77% | 0.4 m/s | 5.8 |
| 1985 | 22.0°C | 16.9°C | 11.7°C | 27.4°C | 8.4°C | 112 mm | 75% | 0.4 m/s | 4.9 |
| 1984 | 23.9°C | 19.1°C | 14.3°C | 30.8°C | 7.7°C | 108 mm | 83% | 0.3 m/s | 5.4 |
| 1983 | 24.3°C | 18.8°C | 13.4°C | 31.3°C | 7.0°C | 60 mm | 80% | 0.3 m/s | — |
| 1982 ❄️ 🌧️ | 20.9°C | 16.2°C | 11.6°C | 25.6°C | 6.6°C | 276 mm | 83% | 0.4 m/s | — |
| 1981 | 25.0°C | 19.3°C | 13.5°C | 31.6°C | 8.7°C | 87 mm | 73% | 0.3 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 13.6°C (mean 18.8°C), based on 45 years of NASA POWER data.
June averages 98 mm of rainfall in Brockton, about average for rainfall. The wettest on record was 276 mm in 1982.
The hottest June reached 34.9°C in 1999. The coldest dipped to 5.3°C in 1986.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have risen by about 1.7°C. Daytime highs moved from 23.2°C to 25°C and overnight lows from 12.9°C to 14.6°C over the same span.
June is one of the warmer months of the year in Brockton and about average for rainfall, so plan for around 24°C daytime highs and 13.6°C at night.
Not quite — June is the 10th coolest month in Brockton, averaging 18.8°C.
For June in Brockton, pack light layers you can adjust through the day, with typical highs of 24°C and lows of 13.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 78% — quite humid.
Average wind speed in June is 0.3 m/s. The windiest June on record averaged 0.4 m/s (1982).
The wettest June on record was 1982 with 276 mm. On average, June sees 98 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 Brockton 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.
