Climate Overview
The climate in Harlem Heights is warm and mild. The average annual temperature is 24°C and approximately 1218mm of precipitation falls per year. August is the wettest month, receiving around 220mm of rainfall. Harlem Heights is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, September. The coldest months are January, December, February, when temperatures can drop to 15°C.
Temperature
Harlem Heights sees moderate temperature variation throughout the year, ranging from 15°C to 31°C. The warmest month is July, when average highs reach 31°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 15°C and an average of 18°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between October and November, with a 3°C shift in average temperatures.
Precipitation
Harlem Heights is a fairly wet location, receiving approximately 1218mm of precipitation annually, which averages out to around 101mm per month. The wettest month is August, averaging 220mm of rainfall. June and September also tend to see above-average precipitation. The driest month is March, with just 29mm. That's 191mm 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
Harlem Heights is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.
Seasons
6 days until Summer
It is currently spring in Harlem Heights, which began on March 20, 2026. Harlem Heights 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 July at around 31°C, while the coldest stretch bottoms out in January near 15°C. Summer is next, beginning on June 21, 2026 — 6 days from now.
Spring
Temperatures range from 18 to 29°C. Precipitation is moderate at around 201mm for the season, averaging 67mm per month. Winds are generally light, averaging 4km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 26 to 31°C. Rainfall is heavy, totalling around 577mm across the season with a monthly average of 192mm. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 20 to 30°C. Precipitation is moderate at around 287mm for the season, averaging 96mm per month. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 15 to 24°C. Precipitation is moderate at around 153mm for the season, averaging 51mm per month. Winds are generally light, averaging 4km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Harlem Heights is during January, February, March, April, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 42mm per month. By contrast, July can be uncomfortably hot with temperatures reaching 31°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Harlem Heights 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.
