Climate Insights for Heywood

The climate in Heywood is temperate. The average annual temperature is 14°C and approximately 914mm of precipitation falls per year. Heywood receives a notable amount of rainfall throughout the year, including during its driest month. Heywood is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: January, February, March. The coldest months are August, July, June, when temperatures can drop to 9°C.

Heywood sees moderate temperature variation throughout the year, ranging from 9°C to 21°C. January is the warmest month, though highs remain moderate at 21°C with a mean of 18°C. August is the coolest month, with minimum temperatures around 9°C and an average of 11°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between April and May, with a 2°C shift in average temperatures.

Heywood is a moderately rainy area, receiving approximately 914mm of precipitation annually, which averages out to around 76mm per month. The wettest month is August, averaging 124mm of rainfall. July and May also tend to see above-average precipitation. The driest month is February, with just 36mm. That's 89mm less than August, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.

Heywood is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

It is currently winter in Heywood, which began on June 21, 2026. Heywood is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in January at around 21°C, while the coldest stretch bottoms out in August near 9°C. Spring is next, beginning on September 23, 2026 — 88 days from now.

The best time to visit Heywood is during January, February, March, April and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 44mm per month. By contrast, August can be quite cold with temperatures dropping to 9°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Heywood 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.