Limerick, Ireland experiences average highs of 14°C (57°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 1.0°C (1.8°F) across the available records.
Limerick, Ireland Weather & Climate 2026
Monthly climate averages for Limerick, Ireland. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Aug At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4.8/10
Best: May, June, July, August, September
UV Index
3
Low
Temperature 14°C / 8°C
Feels Like 11°C / 5°C
Rainy Days 14
Rainfall 88 mm
Sunshine 6 h
Humidity 83%
Wind Speed 19 km/h
Dew Point 8°C
Snow Days 2 days
Frost Days 3 days
Hottest Month
19°C
July
Avg Low13°C
Rain13days
Coldest Month
3°C
January
Avg High8°C
Rain15days
Driest Month
12days
April
Avg High13°C
Avg Low6°C
Windiest Month
24 km/h
February (Gusts 53)
Worst Time to Visit
Consider avoiding January, February, March, December due to heavy rainfall.
Sun Position
Sunrise 05:11
Daylight 16.8h
Sunset 22:01
Live conditions—
Limerick on the map · live conditions
Limerick, Ireland
- Continent
- Europe
- Country
- Ireland
- City
- Limerick
- Population
- 94.2K
- Coordinates
- 52.66°, -8.62°
Seasonal Breakdown
Spring
Mar–May
Avg High 13°C
Avg Low 6°C
Rain 13 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 19°C
Avg Low 13°C
Rain 14 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 14°C
Avg Low 9°C
Rain 15 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 9°C
Avg Low 4°C
Rain 15 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 8°C / 3°C . Feb: 9°C / 4°C . Mar: 10°C / 4°C . Apr: 13°C / 6°C . May: 16°C / 9°C . Jun: 18°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: 87 mm. Feb: 100 mm. Mar: 92 mm. Apr: 65 mm. May: 69 mm. Jun: 77 mm. Jul: 78 mm. Aug: 97 mm. Sep: 94 mm. Oct: 104 mm. Nov: 92 mm. Dec: 100 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 88%. Feb: 84%. Mar: 82%. Apr: 78%. May: 76%. Jun: 77%. Jul: 79%. Aug: 81%. Sep: 83%. Oct: 85%. Nov: 88%. Dec: 89%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 20 km/h . Feb: 24 km/h . Mar: 21 km/h . Apr: 18 km/h . May: 17 km/h . Jun: 18 km/h . Jul: 17 km/h . Aug: 19 km/h . Sep: 19 km/h . Oct: 20 km/h . Nov: 20 km/h . Dec: 21 km/h .
Sunshine
Sunshine
Sunshine: Jan: 4h. Feb: 5h. Mar: 6h. Apr: 8h. May: 10h. Jun: 9h. Jul: 8h. Aug: 8h. Sep: 7h. Oct: 5h. Nov: 4h. Dec: 3h.
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 4. Oct: UV 2. Nov: UV 1. Dec: UV 1.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 2 days. Feb: 2 days. Mar: 2 days. Apr: 0 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 0 days. Dec: 1 days.
Climate Trends
Average highs have warmed by 1.0°C (1.8°F) across the available records. Average rainfall is trending wetter by about 9 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 20°C | Jul · 19°C |
| Coldest month | Jan 2025 · 3°C | Jan · 3°C |
| Wettest month | Sep 2025 · 135 mm | Oct · 104 mm |
| Windiest month | Feb 2025 · 23 km/h | Feb · 24 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May best
Good June best
Good July best
Excellent August best
Fair September best
Good October
Poor November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 8°C / 3°C | 5°C / 0°C | 15days (87 mm) Wet | 3.7h Poor | 88% Very Muggy | 1.1 Low | Poor | View Details |
| February | 9°C / 4°C | 6°C / 0°C | 15days (100 mm) Wet | 4.8h Fair | 84% Humid | 1.7 Low | Poor | View Details |
| March | 10°C / 4°C | 7°C / 1°C | 15days (92 mm) Wet | 6.4h Fair | 82% Humid | 2.9 Moderate | Poor | View Details |
| April | 13°C / 6°C | 10°C / 3°C | 12days (65 mm) Wet | 8.4h Good | 78% Humid | 4.4 Moderate | Fair | View Details |
| May best | 16°C / 9°C | 14°C / 7°C | 12days (69 mm) Wet | 9.9h Good | 76% Humid | 5.5 High | Good | View Details |
| June best | 18°C / 12°C | 17°C / 10°C | 14days (77 mm) Wet | 9.2h Good | 77% Humid | 5.7 High | Good | View Details |
| July best | 19°C / 13°C | 18°C / 12°C | 13days (78 mm) Wet | 8.2h Good | 79% Humid | 5.2 High | Excellent | View Details |
| August best | 19°C / 13°C | 18°C / 12°C | 16days (97 mm) Wet | 8h Good | 81% Humid | 4.9 Moderate | Fair | View Details |
| September best | 17°C / 11°C | 15°C / 9°C | 14days (94 mm) Wet | 6.7h Fair | 83% Humid | 3.6 Moderate | Good | View Details |
| October | 14°C / 9°C | 12°C / 6°C | 15days (104 mm) Wet | 5.1h Fair | 85% Humid | 2.2 Moderate | Poor | View Details |
| November | 10°C / 6°C | 8°C / 3°C | 15days (92 mm) Wet | 3.8h Poor | 88% Very Muggy | 1.2 Low | Poor | View Details |
| December | 9°C / 5°C | 6°C / 1°C | 15days (100 mm) Wet | 2.9h Poor | 89% Very Muggy | 0.8 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Limerick are May, June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Limerick, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Limerick is July, with average daytime highs of 19°C (67°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Limerick is January, with average overnight lows of 3°C (38°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Limerick is October, averaging 104mm of precipitation across 15 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Limerick runs through August, January, February, March, with the heaviest rainfall in August. Based on 10-year averages for Limerick.
Limerick receives approximately 77 sunshine hours per year. The sunniest month is May with around 10 hours. Based on climate data for Limerick.
The least favorable months to visit Limerick are January, February, March, December, primarily due to heavy rainfall. For the best conditions, consider May, June, July, August, September instead.
The annual average UV index in Limerick is 3, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Limerick is 83%, classified as humid. High humidity makes warm temperatures feel significantly hotter — lightweight, breathable clothing is recommended.
Yes, Limerick receives snow. Months with snowfall average 2 snow days and 2 cm (1 in) of accumulation, with about 3 frost days during winter.
Average wind speeds in Limerick are 19 km/h (12 mph). The windiest month is February with peak winds reaching 24 km/h (15 mph) (gusts up to 53 km/h / 33 mph).
Limerick averages 1 clear-sky days per month with overall cloud cover around 77%. The clearest skies occur in April.
The annual average dew point in Limerick is 8°C (46°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Limerick 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 Limerick 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, June is a great time to visit Limerick. It earns a climate score of 7/10 with Good.
For June in Limerick, pack Warm evening layer, Umbrella, Waterproof jacket, Waterproof shoes. With average highs of 18°C (65°F) and 14 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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