Climate Insights for Tarma

The climate in Tarma is cool. The average annual temperature is 7°C and approximately 1587mm of precipitation falls per year. February is the wettest month, receiving around 223mm of rainfall. Tarma 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, March, February. The coldest months are July, June, August, when temperatures can drop to -1°C. Light snow can occur between January and December.

Tarma sees moderate temperature variation throughout the year, ranging from -1°C to 13°C. January is the warmest month, though highs remain moderate at 13°C with a mean of 9°C. The coldest month is July, when overnight lows fall to -1°C and the daily average is 5°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.

Tarma is a fairly wet location, receiving approximately 1587mm of precipitation annually, which averages out to around 132mm per month. The wettest month is February, averaging 223mm of rainfall. January and October also tend to see above-average precipitation. The driest month is July, with just 27mm. That's 196mm less than February, 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 January and December, totalling around 22cm annually. September is the snowiest month with approximately 3cm.

Tarma is relatively calm, with an average annual wind speed of 1km/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 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 1km/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.

It is currently winter in Tarma, which began on June 21, 2026. Tarma 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 13°C, while the coldest stretch bottoms out in July near -1°C. Spring is next, beginning on September 23, 2026 — 52 days from now.

The table below shows monthly climate averages for Tarma 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.