May 21 is statistically one of the best days of the year in Jeddah. With minimal rain risk (0%) and pleasant highs of 35°C, it's ideal for outdoor adventures. Jeddah is seeing high visitor numbers, so iconic spots may be busier than usual.
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Essential Travel Info for Jeddah
Currency
SAR
ر.س Saudi riyal
Language
Arabic
Driving
Right side
Connect
Most shopping malls have Internet cafes....
Safety
Moderate Safety
GPI: 2.288
Jeddah Weather Forecast for May 21
"Warm & Sunny. Expect average highs of 34.5°C. 0% chance of rain."
What to Wear in Jeddah in May
Based on historical data for May 21, Jeddah typically experiences temperatures between 26.1°C and 34.5°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (0% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Jeddah
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
34.5°C
Daytime Peak
Average Low
26.1°C
Nighttime Low
Feels Like
43.6°C
🔥 Heat index effect
Rain Chance
0%
Avg 0mm if it rains
Cloud Cover
15%
Clear sky
Pressure
1006.7 hPa
Low volatility
Jeddah Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 100% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 50+, limit exposure 10am-4pm
05:00 - 10:00
16:00 - 18:00
Type I-II
🔴 9 min to burn
Type III-IV
🟡 14 min to burn
Type V-VI
🟢 23 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
25.6°C
Humid/Sticky
Heat Index
43.6°C
Feels hotter
😐 Best outdoor time:
Early morning (6-9 AM) or evening (after 6 PM)
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
✅ Excellent Swimming Conditions
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Saudi Arabia
Flight Traffic
Busy
68/100 pressure index
Health Advisory
Required
3 vaccines • View Details →
Landing Slots
~300
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Jeddah
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:44
☀️ Noon
12:21
🌇 Sunset
18:58
⏱️ Daylight
13h 14m
Wind Speed
26.1 km/h
Moderate wind
Sunshine
11.9 hrs
Direct Sun (Cloud-free)
Humidity
60%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Jeddah
Smart Flight Estimator
Airport-to-Airport Logistics
unlock smart flight estimates
Add your home location in settings to see airport details.
Travel Health & Safety in Jeddah
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Unhealthy for sensitive groups. Consider wearing a mask outdoors.
Regional Safety Profile
Seismic Activity
Zero seismic activity detected in 30 years.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Jeddah on May 21 averages 34.5°C with a 0% precipitation probability. Wedding/Outdoor Event Score: 89/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Jeddah Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
May 15
34.3°C • 0% rain
Score
90
May 16
34.3°C • 0% rain
Score
90
May 17
34.3°C • 0% rain
Score
90
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (May 21) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Jeddah Worth Visiting on May 21?
Planning a trip to Jeddah on May 21? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 34.5°C with a 0% historical precipitation risk.
✈️ Travel Logistics: Approximately 300 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 9 vaccinations are recommended for Saudi Arabia, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 29.7°C (hot soup). Wave conditions are generally fun waves with heights around 0.82m.
📊 Historical Extremes: The hottest May 21 recorded in the last 30 years saw temperatures hit 37°C in 2021, while the coldest dropped to 24.4°C in 2023.