May 1 is generally a great time to visit Killarney. While there is a slight chance of rain (31%), showers are usually brief. Expect comfortable 14°C weather. Killarney is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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Essential Travel Info for Killarney
Currency
EUR
€ Euro
Language
English
+1 more
Driving
Left side
Connect
As of May 2021, Killarney has 4G from al...
Safety
Very High Safety
GPI: 1.288
Killarney Weather Forecast for May 1
"Mild & Comfortable. Expect average highs of 14.1°C. 31% chance of rain."
What to Wear in Killarney in May
Based on historical data for May 1, Killarney typically experiences temperatures between 6.8°C and 14.1°C. We recommend packing light jacket, long pants, umbrella to stay comfortable. With a 31% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Killarney
Smart Suitcase
- Light Jacket
- Long Pants
- Umbrella
Average High
14.1°C
Daytime Peak
Average Low
6.8°C
Nighttime Low
Feels Like
13.8°C
🌤️ Feels accurate
Rain Chance
31%
Avg 2.1mm if it rains
Cloud Cover
73%
Light drizzle
Pressure
1014.2 hPa
High volatility
Killarney Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
~ Weather is generally predictable, but pack for minor variations. A light backup layer is recommended.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
05:00 - 10:00
16:00 - 20:00
Type I-II
🔴 24 min to burn
Type III-IV
🟡 36 min to burn
Type V-VI
🟢 60 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
10.7°C
Pleasant
Heat Stress
Low
No heat warning
😐 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Ireland
Flight Traffic
High
100/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~7
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Killarney
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:09
☀️ Noon
12:36
🌇 Sunset
20:02
⏱️ Daylight
14h 53m
Wind Speed
18.3 km/h
Gentle breeze
Sunshine
9.5 hrs
Direct Sun (Cloud-free)
Humidity
80%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Killarney
Smart Flight Estimator
Airport-to-Airport Logistics
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Add your home location in settings to see airport details.
Travel Health & Safety in Killarney
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Rapid pressure changes detected. High risk for meteosensitive people.
Weather unlikely to affect joint pain.
Fish are active due to pressure changes.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Zero seismic activity detected in 30 years.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Killarney on May 1 averages 14.1°C with a 31% precipitation probability. Wedding/Outdoor Event Score: 83/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Killarney Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
May 4
14.2°C • 23% rain
Score
86
May 5
14.3°C • 26% rain
Score
85
May 6
14.4°C • 30% rain
Score
85
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (May 1) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Killarney Worth Visiting on May 1?
Planning a trip to Killarney on May 1? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 14.1°C with a 31% historical precipitation risk.
✈️ Travel Logistics: Approximately 7 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 6 vaccinations are recommended for Ireland, including COVID-19.
📊 Historical Extremes: The hottest May 1 recorded in the last 30 years saw temperatures hit 20.7°C in 2025, while the coldest dropped to 2.9°C in 2021.