30YearWeather
Perth, April 20
Perth street view during April
Historical Weather Analysis

Perth Weather on April 20 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

clear-day

24.6°C

High

14.7°C

Low

9%

Rain

☀️ Feels like 25.1°C

clear-day
YES, IT'S PARADISE
HolidayPeak Season

April 20 is statistically one of the best days of the year in Perth. With minimal rain risk (9%) and pleasant highs of 25°C, it's ideal for outdoor adventures. Expect a bustling atmosphere in Perth right now—this is when the city truly comes alive with visitors. Note: April 20 is Easter Sunday in Perth, so expect special events, closures, and festive atmosphere.

Currency

AUD

$ Australian dollar

Language

English

Driving

Left side

Safety

High Safety

GPI: 1.565

Perth Weather Forecast for April 20

"Mild & Comfortable. Expect average highs of 24.6°C. 9% chance of rain."

What to Wear in Perth in April

Based on historical data for April 20, Perth typically experiences temperatures between 14.7°C and 24.6°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (9% rain probability), but checking the forecast before heading out is always wise.

Complete Packing Guide

Weekly breakdown & essential items for Perth

View Guide

Smart Suitcase

  • T-Shirt
  • Light Clothing

Average High

extreme-hot

24.6°C

Daytime Peak

Average Low

extreme-cold

14.7°C

Nighttime Low

Feels Like

partly-cloudy-day

25.1°C

☀️ Feels accurate

Rain Chance

rain

9%

Avg 0.3mm if it rains

Cloud Cover

cloudy

38%

Overcast

Pressure

pressure

1018.6 hPa

Medium volatility

Perth Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

90%Highly Predictable

Based on 10 years of data

Temperature
±3.0°CModerate
Precipitation
5-14%Predictable

🎯 This date historically delivers consistent weather 90% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

1.9Low
036811+

Protection Needed

SPF 15 for extended outdoor time

Time to Sunburn

Type I-II

🔴 42 min to burn

Type III-IV

🟡 63 min to burn

Type V-VI

🟢 105 min to burn

UV estimate based on latitude, season & cloud cover. Actual UV may vary.

Outdoor Comfort

How pleasant is it outside?

90Excellent
TemperatureWarm
HumidityHumid
WindBreezy

Dew Point

17.1°C

Noticeable

Heat Stress

Low

No heat warning

😊 Best outdoor time:
Any time during daylight hours

Marine Conditions

Water Temp
21.1°C
🏊 Swimming Pool
Avg daily surface temperature
Surf Conditions
0.92m
🌊 Fun Waves
Max daily wave height
Advisories

Marine Life

No special warnings. Enjoy the swim!

Swim Index

✅ Excellent Swimming Conditions

Travel & Logistics Insights

Local Calendar

Holiday

Easter Sunday

Flight Traffic

High

81/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~201

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Perth

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

06:41

☀️ Noon

12:16

🌇 Sunset

17:51

⏱️ Daylight

11h 10m

Golden Hour
Morning06:41 - 07:14
17:18 - 17:51Evening

Wind Speed

wind

21.3 km/h

Moderate wind

Sunshine

clear-day

9.7 hrs

Direct Sun (Cloud-free)

Humidity

humidity

63%

Slightly humid

Travel Intelligence

Exclusive flight analytics & health data for Perth

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 Perth

Travel Comfort Index

Real-time tourism conditions

Weather Quality

☀️ Excellent

93/100

Tourist Crowds

🟡 Busy

70/100

Price Level

💰💰 Moderate

75/100

Health & Wellbeing

Meteo-Health Forecast

85Score
Atmospheric Pressure1018.6 hPa
Volatility:Medium
Migraine RiskMedium

Moderate fluctuations. Some sensitivity possible.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
37AQI
Good
PM2.5 Concentration3.6 µg/m³

Air quality is excellent. Perfect for outdoor activities.

Regional Safety Profile

Stable

Seismic Activity

Zero seismic activity detected in 30 years.

Total events (30y):0
💡 No earthquake preparedness needed. Enjoy your stay!
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Perth on April 20 averages 24.6°C with a 9% precipitation probability. Wedding/Outdoor Event Score: 100/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

Perth Weather History (2010–2024)

Temperature History

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Hall of Fame

Records from last 10 years

Hottest
2024
29.1°C
Coldest
2019
9.1°C
Rainiest
2019
0.7mm

Compare Other Cities

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📍 Is Perth Worth Visiting on April 20?

Planning a trip to Perth on April 20? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 24.6°C with a 9% historical precipitation risk.

🎉 Local Event: The date coincides with Easter Sunday, which may influence local business hours and event availability.

✈️ Travel Logistics: Approximately 201 landing slots available daily during this period, indicating manageable crowd levels.

💉 Health Advisory: 6 vaccinations are recommended for Australia, including COVID-19.

🌊 Coastal Conditions: Water temperature averages 21.1°C (swimming pool). Wave conditions are generally fun waves with heights around 0.92m.

📊 Historical Extremes: The hottest April 20 recorded in the last 30 years saw temperatures hit 29.1°C in 2024, while the coldest dropped to 9.1°C in 2019.

Perth Weather FAQ