June is one of the warmer months of the year in Larne, with average highs near 14.1°C and lows around 10.8°C (mean 12.5°C). It is one of the drier months, averaging 76 mm of rainfall and 85% relative humidity across the period.
June is one of the warmer months of the year in Larne. Across 45 years of records, the warmest June in Larne was 2023 — when the month averaged 15°C — while the coldest was 1987 at 11°C. Typical June days reach 14.1°C with nights near 10.8°C. The long-term trend is warming, about 0.3°C per decade.
June is one of the drier months in Larne, averaging 76 mm of rainfall. The wettest June on record was 2012 with 165 mm, while the driest was 1992 at 37 mm.
Relative humidity in Larne during June averages 85%. The most humid June was 2005 at 88%, and the least humid was 2018 at 80%.
June receives about 5 kWh/m²/day of solar energy in Larne. The sunniest June was 2018 at 6.1 kWh/m²/day, and the cloudiest was 2012 at 4.2.
Average wind speed in Larne during June is 4.2 m/s. The windiest Junes were 1981 and 2002 at 5.2 m/s, while the calmest was 2023 at 3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 12.0°C | 12.0°C | 12.7°C | 12.7°C | 13.2°C | +1.2°C |
| Avg High | 13.7°C | 13.6°C | 14.3°C | 14.3°C | 15.0°C | +1.3°C |
| Avg Low | 10.2°C | 10.3°C | 11.1°C | 11.0°C | 11.4°C | +1.2°C |
| Avg Rain | 66 mm | 73 mm | 85 mm | 80 mm | 71 mm | +6 mm |
June temperatures in Larne have risen by about 1.4°C between 1981–1985 and 2021–2025.
June has ranged from a record low of 6.1°C (2015) to a record high of 22.5°C (1995).
Rainfall in June is one of the drier months, averaging 76 mm, with a wettest year of 165 mm.
One of the best times to visit Larne
June is one of the best times to visit Larne. Expect days averaging 14.1°C and nights around 10.8°C (mean 12.5°C) — warmer than Larne's yearly average — with moderate rainfall (76 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 | 15.0°C | 13.3°C | 11.5°C | 18.4°C | 8.7°C | 97 mm | 86% | 4.6 m/s | 4.8 |
| 2024 | 13.8°C | 12.2°C | 10.6°C | 17.7°C | 8.7°C | 41 mm | 84% | 5.1 m/s | 5 |
| 2023 🔥 | 17.1°C | 15.0°C | 12.9°C | 21.6°C | 10.0°C | 63 mm | 84% | 3 m/s | 5.8 |
| 2022 | 14.8°C | 13.1°C | 11.3°C | 16.3°C | 9.0°C | 70 mm | 85% | 4.4 m/s | 5.2 |
| 2021 | 14.6°C | 12.8°C | 11.1°C | 17.5°C | 9.6°C | 39 mm | 86% | 4 m/s | 5.3 |
| 2020 | 14.6°C | 12.9°C | 11.2°C | 18.6°C | 8.1°C | 119 mm | 86% | 4.6 m/s | 4.7 |
| 2019 | 14.0°C | 12.3°C | 10.7°C | 18.8°C | 8.6°C | 83 mm | 86% | 3.9 m/s | 5.2 |
| 2018 | 16.3°C | 14.1°C | 11.8°C | 21.9°C | 9.3°C | 41 mm | 80% | 3.2 m/s | 6.1 |
| 2017 | 14.6°C | 13.0°C | 11.4°C | 18.1°C | 9.3°C | 113 mm | 86% | 4.9 m/s | 4.8 |
| 2016 | 15.0°C | 13.4°C | 11.8°C | 18.2°C | 9.6°C | 73 mm | 86% | 3.2 m/s | 5 |
| 2015 | 13.2°C | 11.6°C | 10.0°C | 17.3°C | 6.1°C | 57 mm | 85% | 4.6 m/s | 5.3 |
| 2014 | 14.6°C | 13.1°C | 11.7°C | 17.3°C | 9.8°C | 59 mm | 86% | 3.7 m/s | 5.6 |
| 2013 | 14.1°C | 12.4°C | 10.6°C | 16.9°C | 7.7°C | 70 mm | 84% | 3.5 m/s | 5.2 |
| 2012 🌧️ | 13.4°C | 12.0°C | 10.6°C | 18.1°C | 8.2°C | 165 mm | 86% | 4.2 m/s | 4.2 |
| 2011 | 13.3°C | 11.7°C | 10.1°C | 19.0°C | 8.0°C | 98 mm | 85% | 3.9 m/s | 5 |
| 2010 | 14.6°C | 12.9°C | 11.2°C | 16.7°C | 9.7°C | 40 mm | 86% | 3.4 m/s | 5.8 |
| 2009 | 14.8°C | 13.0°C | 11.2°C | 19.7°C | 7.7°C | 50 mm | 83% | 3.6 m/s | 5.9 |
| 2008 | 13.9°C | 12.3°C | 10.7°C | 16.8°C | 9.5°C | 72 mm | 84% | 4.6 m/s | 5.1 |
| 2007 | 14.7°C | 13.0°C | 11.4°C | 20.4°C | 10.1°C | 148 mm | 87% | 4.2 m/s | 4.7 |
| 2006 | 14.9°C | 13.2°C | 11.5°C | 19.1°C | 9.3°C | 50 mm | 86% | 3.6 m/s | 5.3 |
| 2005 | 14.7°C | 13.0°C | 11.4°C | 18.3°C | 9.5°C | 84 mm | 88% | 3.7 m/s | 4.8 |
| 2004 | 14.4°C | 12.9°C | 11.4°C | 17.0°C | 9.6°C | 82 mm | 86% | 4.8 m/s | 4.9 |
| 2003 | 14.7°C | 13.1°C | 11.4°C | 16.7°C | 10.1°C | 80 mm | 86% | 4.5 m/s | 5.1 |
| 2002 | 13.7°C | 12.2°C | 10.7°C | 17.7°C | 8.4°C | 120 mm | 87% | 5.2 m/s | 4.6 |
| 2001 | 13.3°C | 11.7°C | 10.1°C | 17.5°C | 6.7°C | 79 mm | 85% | 4.6 m/s | 4.8 |
| 2000 | 13.9°C | 12.3°C | 10.8°C | 17.4°C | 7.1°C | 83 mm | 85% | 4.5 m/s | 4.6 |
| 1999 | 13.5°C | 11.9°C | 10.3°C | 16.9°C | 8.0°C | 83 mm | 85% | 4.2 m/s | 5.2 |
| 1998 | 13.7°C | 12.1°C | 10.5°C | 17.1°C | 7.6°C | 110 mm | 86% | 4.6 m/s | 4.5 |
| 1997 | 13.5°C | 11.9°C | 10.2°C | 15.0°C | 8.6°C | 81 mm | 85% | 5 m/s | 4.7 |
| 1996 | 13.3°C | 11.6°C | 9.9°C | 16.8°C | 7.3°C | 47 mm | 85% | 4.3 m/s | 5.4 |
| 1995 | 14.5°C | 12.5°C | 10.6°C | 22.5°C | 8.0°C | 40 mm | 83% | 4.2 m/s | 5.8 |
| 1994 | 12.7°C | 11.2°C | 9.6°C | 16.7°C | 7.4°C | 57 mm | 87% | 4.9 m/s | 4.5 |
| 1993 | 13.6°C | 12.0°C | 10.4°C | 16.7°C | 8.5°C | 72 mm | 88% | 3.6 m/s | 4.7 |
| 1992 | 15.3°C | 13.4°C | 11.5°C | 19.2°C | 10.0°C | 37 mm | 85% | 3.7 m/s | 5.1 |
| 1991 | 12.6°C | 11.1°C | 9.6°C | 14.8°C | 7.4°C | 86 mm | 84% | 4.6 m/s | 4.8 |
| 1990 | 13.5°C | 12.0°C | 10.5°C | 15.8°C | 9.2°C | 119 mm | 85% | 4.5 m/s | 4.7 |
| 1989 | 14.1°C | 12.3°C | 10.4°C | 21.5°C | 6.6°C | 80 mm | 82% | 4.2 m/s | 5.2 |
| 1988 | 14.8°C | 12.8°C | 10.8°C | 17.7°C | 8.3°C | 41 mm | 85% | 3.2 m/s | 5.4 |
| 1987 ❄️ | 12.4°C | 11.0°C | 9.6°C | 15.5°C | 6.3°C | 65 mm | 83% | 3.7 m/s | 4.5 |
| 1986 | 13.9°C | 12.0°C | 10.0°C | 19.4°C | 7.5°C | 52 mm | 85% | 4.4 m/s | 4.7 |
| 1985 | 12.8°C | 11.1°C | 9.4°C | 16.5°C | 6.9°C | 55 mm | 82% | 4 m/s | 5 |
| 1984 | 14.0°C | 12.1°C | 10.3°C | 17.3°C | 8.1°C | 62 mm | 84% | 4.2 m/s | 4.9 |
| 1983 | 13.5°C | 11.8°C | 10.1°C | 17.8°C | 7.6°C | 69 mm | 86% | 4.3 m/s | — |
| 1982 | 14.6°C | 12.8°C | 11.1°C | 20.1°C | 8.9°C | 73 mm | 85% | 3.9 m/s | — |
| 1981 | 13.1°C | 11.8°C | 10.4°C | 16.7°C | 8.9°C | 93 mm | 85% | 5.2 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 14.1°C with lows near 10.8°C (mean 12.5°C), based on 45 years of NASA POWER data.
June averages 76 mm of rainfall in Larne, one of the drier months. The wettest on record was 165 mm in 2012.
The hottest June reached 22.5°C in 1995. The coldest dipped to 6.1°C in 2015.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have risen by about 1.4°C. Daytime highs moved from 13.6°C to 15.1°C and overnight lows from 10.3°C to 11.5°C over the same span.
June is one of the warmer months of the year in Larne and one of the drier months, so plan for around 14.1°C daytime highs and 10.8°C at night.
Not quite — June is the 9th coolest month in Larne, averaging 12.5°C.
For June in Larne, pack light layers you can adjust through the day, with typical highs of 14.1°C and lows of 10.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 85% — quite humid.
Average wind speed in June is 4.2 m/s. The windiest June on record averaged 5.2 m/s (1981).
The wettest June on record was 2012 with 165 mm. On average, June sees 76 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 Larne 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.
