June is one of the warmer months of the year in Dungannon, with average highs near 16.5°C and lows around 8.9°C (mean 12.7°C). It is about average for rainfall, averaging 85 mm of rainfall and 84% relative humidity across the period.
June is one of the warmer months of the year in Dungannon. Across 45 years of records, the warmest June in Dungannon was 2023 — when the month averaged 15.8°C — while the coldest were 1985, 1987 and 1991 at 10.9°C. Typical June days reach 16.5°C with nights near 8.9°C. The long-term trend is warming, about 0.3°C per decade.
June is about average for rainfall in Dungannon, averaging 85 mm of rainfall. The wettest June on record was 2012 with 183 mm, while the driest was 1995 at 36 mm.
Relative humidity in Dungannon during June averages 84%. The most humid June was 2002 at 87%, and the least humid was 2018 at 80%.
June receives about 4.7 kWh/m²/day of solar energy in Dungannon. The sunniest Junes were 2018 and 2023 at 5.6 kWh/m²/day, and the cloudiest was 2012 at 3.7.
Average wind speed in Dungannon during June is 3.2 m/s. The windiest Junes were 1994 and 2002 at 3.9 m/s, while the calmest were 1988 and 2018 at 2.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 12.4°C | 12.3°C | 12.9°C | 12.8°C | 13.5°C | +1.1°C |
| Avg High | 16.3°C | 16.0°C | 16.6°C | 16.7°C | 17.5°C | +1.2°C |
| Avg Low | 8.5°C | 8.5°C | 9.2°C | 9.0°C | 9.5°C | +1°C |
| Avg Rain | 76 mm | 82 mm | 87 mm | 96 mm | 87 mm | +11 mm |
June temperatures in Dungannon have risen by about 1.3°C between 1981–1985 and 2021–2025.
June has ranged from a record low of 2.2°C (1987) to a record high of 26.4°C (2018).
Rainfall in June is about average for rainfall, averaging 85 mm, with a wettest year of 183 mm.
One of the best times to visit Dungannon
June is one of the best times to visit Dungannon. Expect days averaging 16.5°C and nights around 8.9°C (mean 12.7°C) — warmer than Dungannon's yearly average — with higher rainfall (85 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 | 17.7°C | 13.6°C | 9.5°C | 24.5°C | 5.1°C | 114 mm | 85% | 3.5 m/s | 4.5 |
| 2024 | 15.8°C | 12.0°C | 8.1°C | 23.2°C | 5.3°C | 51 mm | 83% | 3.4 m/s | 4.5 |
| 2023 🔥 | 20.2°C | 15.8°C | 11.4°C | 23.8°C | 7.3°C | 78 mm | 83% | 2.6 m/s | 5.6 |
| 2022 | 16.9°C | 13.1°C | 9.3°C | 19.8°C | 6.5°C | 87 mm | 84% | 3.4 m/s | 4.7 |
| 2021 | 17.4°C | 13.3°C | 9.1°C | 20.8°C | 5.6°C | 53 mm | 84% | 3.1 m/s | 4.8 |
| 2020 | 16.8°C | 13.1°C | 9.5°C | 22.4°C | 4.1°C | 136 mm | 85% | 3.5 m/s | 4.2 |
| 2019 | 15.8°C | 12.2°C | 8.5°C | 21.2°C | 5.3°C | 113 mm | 85% | 3.2 m/s | 4.8 |
| 2018 | 19.3°C | 14.8°C | 10.4°C | 26.4°C | 5.5°C | 57 mm | 80% | 2.5 m/s | 5.6 |
| 2017 | 16.8°C | 13.2°C | 9.7°C | 22.9°C | 6.2°C | 121 mm | 85% | 3.7 m/s | 4.6 |
| 2016 | 17.5°C | 13.7°C | 10.0°C | 22.3°C | 7.1°C | 120 mm | 86% | 2.6 m/s | 4.4 |
| 2015 | 15.9°C | 11.8°C | 7.8°C | 22.8°C | 3.5°C | 59 mm | 83% | 3.5 m/s | 5.2 |
| 2014 | 17.1°C | 13.1°C | 9.2°C | 22.0°C | 6.5°C | 78 mm | 85% | 2.6 m/s | 4.8 |
| 2013 | 16.8°C | 12.6°C | 8.5°C | 20.2°C | 4.4°C | 78 mm | 83% | 2.9 m/s | 4.8 |
| 2012 🌧️ | 15.1°C | 11.9°C | 8.7°C | 21.5°C | 4.5°C | 183 mm | 86% | 3.1 m/s | 3.7 |
| 2011 | 15.1°C | 11.2°C | 7.4°C | 22.5°C | 3.7°C | 96 mm | 84% | 2.9 m/s | 4.7 |
| 2010 | 18.0°C | 13.9°C | 9.8°C | 21.6°C | 6.2°C | 56 mm | 83% | 2.7 m/s | 5.3 |
| 2009 | 17.3°C | 13.2°C | 9.1°C | 23.8°C | 4.5°C | 58 mm | 82% | 2.9 m/s | 5.5 |
| 2008 | 16.0°C | 12.2°C | 8.4°C | 21.0°C | 5.6°C | 78 mm | 83% | 3.4 m/s | 4.8 |
| 2007 | 16.9°C | 13.3°C | 9.8°C | 23.2°C | 7.1°C | 146 mm | 86% | 3.1 m/s | 4.5 |
| 2006 | 17.9°C | 13.9°C | 9.9°C | 22.3°C | 6.6°C | 47 mm | 83% | 2.9 m/s | 5.2 |
| 2005 | 17.3°C | 13.7°C | 10.0°C | 22.3°C | 6.1°C | 80 mm | 86% | 3 m/s | 4.4 |
| 2004 | 16.9°C | 13.3°C | 9.6°C | 21.2°C | 5.7°C | 96 mm | 85% | 3.7 m/s | 4.6 |
| 2003 | 16.7°C | 13.1°C | 9.4°C | 19.7°C | 6.8°C | 89 mm | 85% | 3.5 m/s | 4.5 |
| 2002 | 15.1°C | 11.9°C | 8.8°C | 18.9°C | 5.6°C | 124 mm | 87% | 3.9 m/s | 4.2 |
| 2001 | 15.3°C | 11.6°C | 8.0°C | 19.9°C | 2.9°C | 76 mm | 84% | 3.3 m/s | 4.2 |
| 2000 | 16.1°C | 12.6°C | 9.0°C | 23.8°C | 5.5°C | 74 mm | 85% | 3.3 m/s | 4.4 |
| 1999 | 15.2°C | 11.4°C | 7.5°C | 20.5°C | 2.9°C | 80 mm | 85% | 3 m/s | 4.5 |
| 1998 | 15.6°C | 12.0°C | 8.4°C | 22.1°C | 2.4°C | 137 mm | 86% | 3.4 m/s | 4.4 |
| 1997 | 15.4°C | 11.8°C | 8.2°C | 18.1°C | 4.4°C | 101 mm | 84% | 3.7 m/s | 4.3 |
| 1996 | 16.3°C | 12.3°C | 8.3°C | 21.5°C | 5.1°C | 42 mm | 82% | 3.3 m/s | 5 |
| 1995 | 17.2°C | 12.9°C | 8.7°C | 26.0°C | 4.9°C | 36 mm | 82% | 3.2 m/s | 5.5 |
| 1994 | 15.5°C | 12.0°C | 8.4°C | 21.0°C | 4.7°C | 67 mm | 85% | 3.9 m/s | 4.4 |
| 1993 | 16.9°C | 13.2°C | 9.5°C | 21.1°C | 5.6°C | 97 mm | 86% | 2.9 m/s | 4.2 |
| 1992 | 18.1°C | 13.9°C | 9.7°C | 22.4°C | 5.9°C | 48 mm | 83% | 2.9 m/s | 4.8 |
| 1991 | 14.5°C | 10.9°C | 7.3°C | 18.0°C | 2.3°C | 91 mm | 84% | 3.5 m/s | 4.4 |
| 1990 | 15.6°C | 12.1°C | 8.5°C | 18.6°C | 6.3°C | 118 mm | 83% | 3.4 m/s | 4.6 |
| 1989 | 16.7°C | 12.6°C | 8.5°C | 24.7°C | 2.6°C | 81 mm | 82% | 3.1 m/s | 4.7 |
| 1988 | 18.0°C | 13.7°C | 9.4°C | 21.4°C | 6.0°C | 52 mm | 83% | 2.5 m/s | 5.5 |
| 1987 | 14.5°C | 10.9°C | 7.3°C | 19.4°C | 2.2°C | 96 mm | 84% | 2.8 m/s | 4.3 |
| 1986 | 16.9°C | 12.8°C | 8.7°C | 24.3°C | 3.6°C | 59 mm | 84% | 3.4 m/s | 4.6 |
| 1985 ❄️ | 14.9°C | 10.9°C | 6.8°C | 20.0°C | 2.9°C | 73 mm | 83% | 3.1 m/s | 4.7 |
| 1984 | 17.2°C | 13.1°C | 9.0°C | 22.3°C | 4.1°C | 55 mm | 83% | 3.3 m/s | 4.6 |
| 1983 | 16.3°C | 12.4°C | 8.6°C | 21.0°C | 5.6°C | 62 mm | 84% | 3.2 m/s | — |
| 1982 | 17.0°C | 13.4°C | 9.7°C | 23.6°C | 4.6°C | 104 mm | 86% | 3 m/s | — |
| 1981 | 15.1°C | 11.8°C | 8.4°C | 20.3°C | 5.2°C | 98 mm | 85% | 3.8 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 16.5°C with lows near 8.9°C (mean 12.7°C), based on 45 years of NASA POWER data.
June averages 85 mm of rainfall in Dungannon, about average for rainfall. The wettest on record was 183 mm in 2012.
The hottest June reached 26.4°C in 2018. The coldest dipped to 2.2°C in 1987.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have risen by about 1.3°C. Daytime highs moved from 16.1°C to 17.6°C and overnight lows from 8.5°C to 9.5°C over the same span.
June is one of the warmer months of the year in Dungannon and about average for rainfall, so plan for around 16.5°C daytime highs and 8.9°C at night.
Not quite — June is the 10th coolest month in Dungannon, averaging 12.7°C.
For June in Dungannon, pack light layers you can adjust through the day, with typical highs of 16.5°C and lows of 8.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 84% — quite humid.
Average wind speed in June is 3.2 m/s. The windiest June on record averaged 3.9 m/s (1994).
The wettest June on record was 2012 with 183 mm. On average, June sees 85 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 Dungannon 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.
