October 23 is generally a great time to visit Nantucket. While there is a slight chance of rain (23%), showers are usually brief. Expect comfortable 15°C weather. It's a quieter period for Nantucket, ideal for those who prefer unhurried sightseeing.
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Essential Travel Info for Nantucket
Currency
USD
$ United States dollar
Language
English
Driving
Right side
Safety
Moderate Safety
GPI: 2.44
Nantucket Weather Forecast for October 23
"Mild & Comfortable. Expect average highs of 15°C. 23% chance of rain."
What to Wear in Nantucket in October
Based on historical data for October 23, Nantucket typically experiences temperatures between 12.5°C and 15°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (23% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Nantucket
Smart Suitcase
- Light Jacket
- Long Pants
Average High
15°C
Daytime Peak
Average Low
12.5°C
Nighttime Low
Feels Like
15°C
🌤️ Feels accurate
Rain Chance
23%
Avg 2mm if it rains
Cloud Cover
52%
Overcast
Pressure
1016.4 hPa
High volatility
Nantucket Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 94% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 57 min to burn
Type III-IV
🟡 86 min to burn
Type V-VI
🟢 143 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
11°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 United States
Flight Traffic
Quiet
23/100 pressure index
Health Advisory
Healthy
Routine only • View Details →
Landing Slots
~33
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Nantucket
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:02
☀️ Noon
11:25
🌇 Sunset
16:49
⏱️ Daylight
10h 47m
Wind Speed
36.8 km/h
Fresh breeze
Sunshine
7.6 hrs
Direct Sun (Cloud-free)
Humidity
77%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Nantucket
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 Nantucket
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰 Moderate
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.
Atlantic Hurricane Risk
Season: Jun - Nov
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Nantucket on October 23 averages 15°C with a 23% precipitation probability. Wedding/Outdoor Event Score: 82/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Nantucket Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (October 23) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Nantucket Worth Visiting on October 23?
Planning a trip to Nantucket on October 23? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 15°C with a 23% historical precipitation risk.
✈️ Travel Logistics: Approximately 33 landing slots available daily during this period, indicating manageable crowd levels.
📊 Historical Extremes: The hottest October 23 recorded in the last 30 years saw temperatures hit 18.1°C in 2017, while the coldest dropped to 10.3°C in 2018.