Glenealy, Ireland experiences average highs of 13°C (55°F) and lows of 8°C (46°F) throughout the year. Rainfall is frequent, averaging about 14 rainy days per month. Average highs have warmed by 0.7°C (1.3°F) across the available records.
Glenealy, Ireland Weather & Climate 2026
Monthly climate averages for Glenealy, Ireland. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Jul At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4.9/10
Best: June, July, August, September
UV Index
3
Low
Temperature 13°C / 8°C
Feels Like 11°C / 5°C
Rainy Days 14
Rainfall 84 mm
Sunshine 7 h
Humidity 83%
Wind Speed 22 km/h
Dew Point 8°C
Snow Days 2 days
Frost Days 1 days
Hottest Month
19°C
July
Avg Low 13°C
Rain 15 days
Coldest Month
4°C
January
Avg High 8°C
Rain 12 days
Driest Month
12 days
January
Avg High 8°C
Avg Low 4°C
Windiest Month
26 km/h
February (Gusts 58)
Sea Temperature
8°C – 17°C
Warmest water: August (
16.5°C
)
Worst Time to Visit
Consider avoiding January, February, November, December due to frequent rain.
Sun Position
Sunrise 05:18
Daylight 16.4h
Sunset 21:43
Live conditions —
Glenealy on the map · live conditions
Glenealy, Ireland
- Continent
- Europe
- Country
- Ireland
- City
- Glenealy
- Population
- 694
- Coordinates
- 52.96°, -6.16°
Seasonal Breakdown
Spring
Mar–May
Avg High 12°C
Avg Low 6°C
Rain 13 days/mo
Summer
Jun–Aug
Avg High 18°C
Avg Low 13°C
Rain 14 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 13°C
Avg Low 9°C
Rain 14 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 8°C
Avg Low 4°C
Rain 13 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
High Low Shaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 8°C / 4°C . Feb: 9°C / 4°C . Mar: 10°C / 4°C . Apr: 11°C / 6°C . May: 15°C / 9°C . Jun: 17°C / 12°C . Jul: 19°C / 13°C . Aug: 19°C / 13°C . Sep: 17°C / 11°C . Oct: 14°C / 9°C . Nov: 10°C / 6°C . Dec: 9°C / 5°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 73 mm. Feb: 78 mm. Mar: 83 mm. Apr: 72 mm. May: 70 mm. Jun: 82 mm. Jul: 84 mm. Aug: 85 mm. Sep: 101 mm. Oct: 96 mm. Nov: 92 mm. Dec: 96 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 87%. Feb: 83%. Mar: 82%. Apr: 80%. May: 79%. Jun: 79%. Jul: 80%. Aug: 81%. Sep: 83%. Oct: 84%. Nov: 87%. Dec: 88%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 24 km/h . Feb: 26 km/h . Mar: 23 km/h . Apr: 20 km/h . May: 18 km/h . Jun: 19 km/h . Jul: 18 km/h . Aug: 20 km/h . Sep: 21 km/h . Oct: 23 km/h . Nov: 24 km/h . Dec: 24 km/h .
Sunshine
Sunshine
Sunshine: Jan: 4h. Feb: 5h. Mar: 7h. Apr: 9h. May: 11h. Jun: 11h. Jul: 10h. Aug: 9h. Sep: 8h. Oct: 6h. Nov: 4h. Dec: 3h.
Sea Temperature
Sea Temperature swim
Line chart showing monthly sea temperature. Jan: 8°C . Feb: 8°C . Mar: 8°C . Apr: 10°C . May: 13°C . Jun: 15°C . Jul: 16°C . Aug: 17°C . Sep: 16°C . Oct: 14°C . Nov: 12°C . Dec: 9°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 2. Mar: UV 3. Apr: UV 4. May: UV 6. Jun: UV 6. Jul: UV 5. Aug: UV 5. Sep: UV 3. Oct: UV 2. Nov: UV 1. Dec: UV 1.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow Days Snowfall
Snow Days: Jan: 2 days. Feb: 3 days. Mar: 2 days. Apr: 1 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 1 days. Dec: 1 days.
Climate Trends
Average highs have warmed by 0.7°C (1.3°F) across the available records. Average rainfall is trending wetter by about 13 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jul 2025 · 20°C | Jul · 19°C |
| Coldest month | Jan 2025 · 3°C | Jan · 4°C |
| Wettest month | Nov 2025 · 131 mm | Sep · 101 mm |
| Windiest month | Nov 2025 · 25 km/h | Feb · 26 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May
Fair June best
Good July best
Good August best
Good September best
Good October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 8°C / 4°C | 4°C / 0°C | 12days (73 mm) Wet | 4h Fair | 87% Very Muggy | 0.9 Low | Poor | View Details |
| February | 9°C / 4°C | 5°C / 0°C | 14days (78 mm) Wet | 5.2h Fair | 83% Humid | 1.5 Low | Poor | View Details |
| March | 10°C / 4°C | 6°C / 1°C | 14days (83 mm) Wet | 7.2h Good | 82% Humid | 3 Moderate | Poor | View Details |
| April | 11°C / 6°C | 9°C / 3°C | 14days (72 mm) Wet | 9.1h Good | 80% Humid | 4.1 Moderate | Fair | View Details |
| May | 15°C / 9°C | 13°C / 6°C | 12days (70 mm) Wet | 11h Excellent | 79% Humid | 5.5 High | Fair | View Details |
| June best | 17°C / 12°C | 16°C / 10°C | 14days (82 mm) Wet | 10.8h Excellent | 79% Humid | 5.7 High | Good | View Details |
| July best | 19°C / 13°C | 18°C / 12°C | 15days (84 mm) Wet | 9.9h Good | 80% Humid | 5.1 High | Good | View Details |
| August best | 19°C / 13°C | 18°C / 12°C | 13days (85 mm) Wet | 9.4h Good | 81% Humid | 4.8 Moderate | Good | View Details |
| September best | 17°C / 11°C | 15°C / 9°C | 14days (101 mm) Wet | 7.8h Good | 83% Humid | 3.4 Moderate | Good | View Details |
| October | 14°C / 9°C | 11°C / 6°C | 14days (96 mm) Wet | 6h Fair | 84% Humid | 2.1 Moderate | Fair | View Details |
| November | 10°C / 6°C | 7°C / 3°C | 13days (92 mm) Wet | 4.2h Fair | 87% Very Muggy | 1 Low | Poor | View Details |
| December | 9°C / 5°C | 5°C / 1°C | 14days (96 mm) Wet | 3.2h Poor | 88% Very Muggy | 0.7 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Glenealy are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Glenealy, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Glenealy is July, with average daytime highs of 19°C (66°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Glenealy is January, with average overnight lows of 4°C (39°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Glenealy is September, averaging 101mm of precipitation across 14 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Glenealy runs through July, February, March, April, with the heaviest rainfall in July. Based on 10-year averages for Glenealy.
Glenealy receives approximately 88 sunshine hours per year. The sunniest month is May with around 11 hours. Based on climate data for Glenealy.
The least favorable months to visit Glenealy are January, February, November, December, primarily due to frequent rain. For the best conditions, consider June, July, August, September instead.
The annual average UV index in Glenealy is 3, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Glenealy is 83%, classified as humid. High humidity makes warm temperatures feel significantly hotter — lightweight, breathable clothing is recommended.
Sea temperatures in Summer average 12°C (54°F), which most swimmers will find too cold without a wetsuit.
Yes, Glenealy receives snow. Months with snowfall average 2 snow days and 3 cm (1 in) of accumulation, with about 1 frost days during winter.
Average wind speeds in Glenealy are 22 km/h (14 mph). The windiest month is February with peak winds reaching 26 km/h (16 mph) (gusts up to 58 km/h / 36 mph).
Glenealy averages 1 clear-sky days per month with overall cloud cover around 74%. The clearest skies occur in April.
The annual average dew point in Glenealy is 8°C (46°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Glenealy has a Oceanic climate, classified as Cfb under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Glenealy ranges from 5°C (41°F) to 11°C (52°F) on average. Wind chill makes winters feel noticeably colder than the actual temperature — layered clothing is recommended.
Yes, July is a great time to visit Glenealy. It earns a climate score of 7.3/10 with Good.
For July in Glenealy, pack Umbrella, Waterproof jacket, Waterproof shoes. With average highs of 19°C (66°F) and 15 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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