Climate Overview
The climate in Perai is hot. The average annual temperature is 30°C and approximately 589mm of precipitation falls per year. August is the wettest month, receiving around 211mm of rainfall. Perai is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, May, March. The coldest months are January, December, November, when temperatures can drop to 20°C.
Temperature
Temperatures in Perai vary considerably across the year, with a 22°C difference between the coldest and warmest months. April is the hottest month, with daytime highs reaching 42°C and an average of 34°C. January is the coolest month, with minimum temperatures around 20°C and an average of 28°C. On average, daily temperatures fluctuate by about 13°C between overnight lows and afternoon highs. The sharpest temperature change occurs between June and July, with a 4°C shift in average temperatures.
Precipitation
Perai is a relatively dry area, receiving approximately 589mm of precipitation annually, which averages out to around 49mm per month. The wettest month is August, averaging 211mm of rainfall. September and July also tend to see above-average precipitation. The driest month is January, with just 0mm. That's 211mm less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
Perai is mildly breezy, with an average annual wind speed of 15km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is May, averaging 18km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 6km/h gap between the calmest and windiest months.
Seasons
89 days until Summer
It is currently spring in Perai, which began on March 20, 2026. Perai is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in April at around 42°C, while the coldest stretch bottoms out in January near 20°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 24 to 42°C. Precipitation is minimal, with only around 4mm for the entire season. Winds are moderate at around 17km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 25 to 39°C. Rainfall is heavy, totalling around 361mm across the season with a monthly average of 120mm. Winds are moderate at around 17km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 22 to 37°C. Precipitation is moderate at around 224mm for the season, averaging 75mm per month. Winds are generally light, averaging 12km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 20 to 38°C. Precipitation is minimal, with only around 0mm for the entire season. Winds are moderate at around 16km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Perai based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.
