June is one of the warmer months of the year in Newport, with average highs near 15.4°C and lows around 13°C (mean 14.2°C). It is one of the drier months, averaging 48 mm of rainfall and 86% relative humidity across the period.
June is one of the warmer months of the year in Newport. Across 45 years of records, the warmest June in Newport was 2023 — when the month averaged 15.9°C — while the coldest was 1991 at 12.4°C. Typical June days reach 15.4°C with nights near 13°C. The long-term trend is warming, about 0.4°C per decade.
June is one of the drier months in Newport, averaging 48 mm of rainfall. The wettest June on record was 2012 with 128 mm, while the driest was 2018 at 5 mm.
Relative humidity in Newport during June averages 86%. The most humid June was 2000 at 89%, and the least humid was 1989 at 81%.
June receives about 5.9 kWh/m²/day of solar energy in Newport. The sunniest Junes were 2014, 2023 and 2024, among others at 6.6 kWh/m²/day, and the cloudiest was 1990 at 4.8.
Average wind speed in Newport during June is 4.5 m/s. The windiest June was 2012 at 6.2 m/s, while the calmest were 2006 and 2021 at 3.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 13.7°C | 13.8°C | 14.3°C | 14.4°C | 15.3°C | +1.6°C |
| Avg High | 15.0°C | 15.1°C | 15.4°C | 15.5°C | 16.5°C | +1.5°C |
| Avg Low | 12.4°C | 12.6°C | 13.2°C | 13.2°C | 14.1°C | +1.7°C |
| Avg Rain | 42 mm | 57 mm | 40 mm | 57 mm | 44 mm | +3 mm |
June temperatures in Newport have risen by about 1.7°C between 1981–1985 and 2021–2025.
June has ranged from a record low of 8.4°C (1991) to a record high of 21.3°C (2023).
Rainfall in June is one of the drier months, averaging 48 mm, with a wettest year of 128 mm.
One of the best times to visit Newport
June is one of the best times to visit Newport. Expect days averaging 15.4°C and nights around 13°C (mean 14.2°C) — warmer than Newport's yearly average — with moderate rainfall (48 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 | 16.8°C | 15.8°C | 14.9°C | 19.4°C | 12.4°C | 41 mm | 88% | 4.9 m/s | 6.2 |
| 2024 | 16.5°C | 15.1°C | 13.7°C | 21.2°C | 11.5°C | 15 mm | 81% | 4.3 m/s | 6.6 |
| 2023 🔥 | 17.5°C | 15.9°C | 14.4°C | 21.3°C | 11.1°C | 46 mm | 86% | 4.5 m/s | 6.6 |
| 2022 | 16.6°C | 15.4°C | 14.1°C | 19.5°C | 11.3°C | 44 mm | 84% | 4.8 m/s | 6.4 |
| 2021 | 15.7°C | 14.6°C | 13.5°C | 19.8°C | 11.5°C | 85 mm | 89% | 3.3 m/s | 5.3 |
| 2020 | 16.1°C | 14.9°C | 13.7°C | 20.5°C | 10.3°C | 34 mm | 84% | 5 m/s | 6 |
| 2019 | 15.4°C | 14.4°C | 13.4°C | 18.8°C | 10.2°C | 104 mm | 87% | 5.1 m/s | 5.6 |
| 2018 | 16.3°C | 15.0°C | 13.7°C | 19.5°C | 11.4°C | 5 mm | 85% | 4 m/s | 6.3 |
| 2017 | 16.3°C | 15.3°C | 14.3°C | 19.2°C | 12.2°C | 47 mm | 87% | 5 m/s | 6.4 |
| 2016 | 15.6°C | 14.5°C | 13.4°C | 17.5°C | 10.2°C | 75 mm | 89% | 4.5 m/s | 5 |
| 2015 | 15.5°C | 14.2°C | 12.8°C | 18.3°C | 9.8°C | 26 mm | 84% | 5.2 m/s | 6.4 |
| 2014 | 16.3°C | 15.1°C | 14.0°C | 19.2°C | 11.0°C | 30 mm | 83% | 3.6 m/s | 6.6 |
| 2013 | 14.6°C | 13.3°C | 12.0°C | 18.7°C | 9.8°C | 33 mm | 86% | 5.4 m/s | 5.7 |
| 2012 🌧️ | 14.5°C | 13.7°C | 12.9°C | 16.4°C | 9.7°C | 128 mm | 88% | 6.2 m/s | 5 |
| 2011 | 15.2°C | 14.1°C | 12.9°C | 18.5°C | 10.1°C | 68 mm | 84% | 5.7 m/s | 5.7 |
| 2010 | 15.7°C | 14.3°C | 12.8°C | 18.2°C | 10.9°C | 50 mm | 84% | 3.5 m/s | 6.6 |
| 2009 | 15.6°C | 14.5°C | 13.4°C | 18.8°C | 10.9°C | 37 mm | 84% | 3.9 m/s | 6.3 |
| 2008 | 15.9°C | 14.7°C | 13.5°C | 20.9°C | 11.5°C | 26 mm | 84% | 4.5 m/s | 6.5 |
| 2007 | 15.8°C | 14.8°C | 13.7°C | 17.7°C | 11.8°C | 97 mm | 88% | 4.7 m/s | 5.4 |
| 2006 | 15.4°C | 14.3°C | 13.1°C | 18.0°C | 9.6°C | 25 mm | 85% | 3.3 m/s | 6.5 |
| 2005 | 15.4°C | 14.2°C | 13.0°C | 18.7°C | 10.0°C | 34 mm | 87% | 4.2 m/s | 5.9 |
| 2004 | 15.9°C | 14.6°C | 13.3°C | 19.9°C | 10.7°C | 34 mm | 85% | 4.5 m/s | 6.3 |
| 2003 | 15.8°C | 14.6°C | 13.5°C | 18.5°C | 11.5°C | 66 mm | 87% | 4 m/s | 6 |
| 2002 | 14.7°C | 13.8°C | 12.8°C | 16.2°C | 10.4°C | 42 mm | 87% | 4.9 m/s | 5.5 |
| 2001 | 15.0°C | 13.8°C | 12.6°C | 17.9°C | 10.5°C | 19 mm | 85% | 4 m/s | 6.4 |
| 2000 | 14.6°C | 13.8°C | 13.0°C | 17.8°C | 11.3°C | 24 mm | 89% | 4.4 m/s | 5.4 |
| 1999 | 15.2°C | 14.1°C | 13.0°C | 17.6°C | 11.3°C | 62 mm | 84% | 4.7 m/s | 6.1 |
| 1998 | 14.9°C | 14.0°C | 13.1°C | 18.0°C | 10.6°C | 91 mm | 89% | 6.1 m/s | 5.2 |
| 1997 | 15.0°C | 14.0°C | 12.9°C | 16.9°C | 11.4°C | 105 mm | 87% | 5.4 m/s | 4.9 |
| 1996 | 14.7°C | 13.5°C | 12.2°C | 17.9°C | 10.1°C | 26 mm | 86% | 3.6 m/s | 6.2 |
| 1995 | 15.5°C | 13.8°C | 12.1°C | 19.2°C | 9.3°C | 20 mm | 84% | 4.5 m/s | 5.9 |
| 1994 | 15.0°C | 13.7°C | 12.4°C | 18.6°C | 9.9°C | 22 mm | 86% | 4.8 m/s | 6.3 |
| 1993 | 15.7°C | 14.4°C | 13.0°C | 19.0°C | 11.3°C | 60 mm | 87% | 3.6 m/s | 5.7 |
| 1992 | 16.2°C | 14.7°C | 13.1°C | 20.4°C | 10.4°C | 37 mm | 83% | 3.4 m/s | 5.7 |
| 1991 ❄️ | 13.5°C | 12.4°C | 11.3°C | 15.6°C | 8.4°C | 95 mm | 86% | 5.8 m/s | 5.1 |
| 1990 | 14.9°C | 13.8°C | 12.8°C | 17.5°C | 11.1°C | 48 mm | 84% | 5.1 m/s | 4.8 |
| 1989 | 15.8°C | 14.3°C | 12.9°C | 21.1°C | 8.9°C | 35 mm | 81% | 3.7 m/s | 6.3 |
| 1988 | 15.3°C | 13.9°C | 12.5°C | 19.5°C | 9.5°C | 14 mm | 85% | 3.6 m/s | 5.4 |
| 1987 | 14.1°C | 13.0°C | 11.8°C | 17.4°C | 9.8°C | 51 mm | 86% | 4.5 m/s | 5.1 |
| 1986 | 14.8°C | 13.4°C | 12.0°C | 18.1°C | 8.5°C | 24 mm | 87% | 4.7 m/s | 5.3 |
| 1985 | 14.1°C | 12.8°C | 11.6°C | 15.4°C | 8.6°C | 58 mm | 85% | 5 m/s | 5.3 |
| 1984 | 15.2°C | 13.7°C | 12.2°C | 19.1°C | 9.4°C | 27 mm | 84% | 3.4 m/s | 6.1 |
| 1983 | 15.3°C | 14.0°C | 12.7°C | 17.7°C | 10.7°C | 60 mm | 86% | 4.2 m/s | — |
| 1982 | 15.7°C | 14.7°C | 13.7°C | 19.4°C | 11.6°C | 61 mm | 87% | 4.7 m/s | — |
| 1981 | 14.4°C | 13.3°C | 12.1°C | 16.2°C | 10.7°C | 44 mm | 85% | 5 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 15.4°C with lows near 13°C (mean 14.2°C), based on 45 years of NASA POWER data.
June averages 48 mm of rainfall in Newport, one of the drier months. The wettest on record was 128 mm in 2012.
The hottest June reached 21.3°C in 2023. The coldest dipped to 8.4°C in 1991.
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 14.9°C to 16.6°C and overnight lows from 12.5°C to 14.1°C over the same span.
June is one of the warmer months of the year in Newport and one of the drier months, so plan for around 15.4°C daytime highs and 13°C at night.
Not quite — June is the 9th coolest month in Newport, averaging 14.2°C.
For June in Newport, pack light layers you can adjust through the day, with typical highs of 15.4°C and lows of 13°C.
Relative humidity in June averages 86% — quite humid.
Average wind speed in June is 4.5 m/s. The windiest June on record averaged 6.2 m/s (2012).
The wettest June on record was 2012 with 128 mm. On average, June sees 48 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 Newport 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.
