Climate Overview
The climate in Franklin is temperate. The average annual temperature is 14°C and approximately 1069mm of precipitation falls per year. December is the wettest month, receiving around 177mm of rainfall. Franklin 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 July, June, August, when temperatures can drop to 1°C. Light snow can occur between July and September.
Temperature
Temperatures in Franklin vary considerably across the year, with a 24°C difference between the coldest and warmest months. January is the warmest month, though highs remain moderate at 25°C with a mean of 19°C. July is the coolest month, with minimum temperatures around 1°C and an average of 9°C. On average, daily temperatures fluctuate by about 14°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 3°C shift in average temperatures.
Precipitation
Franklin is a moderately rainy area, receiving approximately 1069mm of precipitation annually, which averages out to around 89mm per month. The wettest month is December, averaging 177mm of rainfall. January and February also tend to see above-average precipitation. The driest month is July, with just 16mm. That's 161mm less than December, 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. Light snowfall can occur between July and September, totalling around 6cm annually. September is the snowiest month with approximately 2cm.
Wind
Franklin is relatively calm, with an average annual wind speed of 8km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 8km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.
Seasons
8 days until Spring
It is currently winter in Franklin, which began on June 21, 2026. Franklin 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 25°C, while the coldest stretch bottoms out in July near 1°C. Spring is next, beginning on September 23, 2026 (8 days from now).
Spring
Temperatures range from 7 to 23°C. Precipitation is moderate at around 289mm for the season, averaging 96mm per month. Winds are generally light, averaging 8km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 12 to 25°C. Rainfall is heavy, totalling around 472mm across the season with a monthly average of 157mm. Winds are generally light, averaging 8km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 5 to 24°C. Precipitation is moderate at around 248mm for the season, averaging 83mm per month. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 1 to 20°C. Rainfall is relatively light, with around 60mm over the season and a monthly average of 20mm. Winds are generally light, averaging 8km/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 Franklin 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. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. 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.