Climate Overview
The climate in Mount Pleasant Airport is cool. The average annual temperature is 7°C and approximately 630mm of precipitation falls per year. Mount Pleasant Airport receives a notable amount of rainfall throughout the year, including during its driest month. Mount Pleasant Airport 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: February, January, December. The coldest months are July, August, June, when temperatures can drop to 1°C. Light snow can occur between April and October.
Temperature
Mount Pleasant Airport sees moderate temperature variation throughout the year, ranging from 1°C to 13°C. February is the warmest month, though highs remain moderate at 13°C with a mean of 11°C. July is the coolest month, with minimum temperatures around 1°C and an average of 3°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between October and November, with a 2°C shift in average temperatures.
Precipitation
Mount Pleasant Airport is a relatively dry area, receiving approximately 630mm of precipitation annually, which averages out to around 52mm per month. The wettest month is January, averaging 75mm of rainfall. December and October also tend to see above-average precipitation. The driest month is July, with just 37mm. That's 39mm less than January, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Light snowfall can occur between April and October, totalling around 31cm annually. August is the snowiest month with approximately 7cm.
Wind
Mount Pleasant Airport is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 6km/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
93 days until Spring
It is currently winter in Mount Pleasant Airport, which began on June 21, 2026. Mount Pleasant Airport 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 February at around 13°C, while the coldest stretch bottoms out in July near 1°C. Spring is next, beginning on September 23, 2026 — 93 days from now.
Spring
Temperatures range from 2 to 11°C. Precipitation is moderate at around 156mm for the season, averaging 52mm per month. Winds are generally light, averaging 7km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 7 to 13°C. Precipitation is moderate at around 197mm for the season, averaging 66mm per month. Winds are generally light, averaging 7km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 4 to 12°C. Precipitation is moderate at around 153mm for the season, averaging 51mm per month. Winds are generally light, averaging 7km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from 1 to 5°C. Rainfall is relatively light, with around 124mm over the season and a monthly average of 41mm. Expect around 19cm of snow accumulation during this period. Winds are generally light, averaging 7km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.
Monthly Climate Data
The table below shows monthly climate averages for Mount Pleasant Airport 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.
