Climate Overview
The climate in San Gabriel is cold. The average annual temperature is -7°C and approximately 308mm of precipitation falls per year. October is the wettest month, receiving around 33mm of rainfall. San Gabriel sits near the equator, so seasonal temperature differences are minimal throughout the year. San Gabriel experiences heavy snowfall, typically from January through December.
Temperature
San Gabriel sees moderate temperature variation throughout the year, ranging from -18°C to -2°C. May is the warmest month, though highs remain moderate at -2°C with a mean of -2°C. January brings the harshest conditions, with lows dropping to -18°C and an average temperature of -16°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows. The sharpest temperature change occurs between March and April, with a 5°C shift in average temperatures.
Precipitation
San Gabriel is a quite dry location, receiving approximately 308mm of precipitation annually, which averages out to around 26mm per month. The wettest month is March, averaging 33mm of rainfall. April and May also tend to see above-average precipitation. The driest month is December, with just 7mm. That's 26mm less than March, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. San Gabriel receives heavy snowfall, accumulating around 307cm annually from January through December. The snowiest month is March, with approximately 33cm. Winter travel should account for significant snow cover.
Wind
San Gabriel 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 January, averaging 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 8km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.
Seasons
16 days until Autumn
It is currently summer in San Gabriel, which began on June 21, 2026. San Gabriel sits near the equator, so the traditional four-season cycle is less pronounced. Temperatures remain relatively stable year-round. The warmest period peaks in May at around -2°C, while the coldest stretch bottoms out in January near -18°C. Autumn is next, beginning on September 23, 2026 (16 days from now).
Spring
Temperatures range from -10 to -2°C. Rainfall is relatively light, with around 98mm over the season and a monthly average of 33mm. Winds are generally light, averaging 7km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.
Summer
Temperatures range from -5 to -2°C. Rainfall is relatively light, with around 97mm over the season and a monthly average of 32mm. Winds are generally light, averaging 7km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from -9 to -3°C. Rainfall is relatively light, with around 83mm over the season and a monthly average of 28mm. Expect around 83cm of snow accumulation during this period. Winds are generally light, averaging 5km/h. Layered clothing works best as temperatures gradually cool. Enjoy the crisp air and changing scenery.
Winter
Temperatures range from -18 to -11°C. Precipitation is minimal, with only around 29mm for the entire season. Expect around 29cm of snow accumulation during this period. Winds are generally light, averaging 8km/h. Heavy layering and insulated outerwear are essential. Exposed skin should be minimised outdoors.
Monthly Climate Data
The table below shows monthly climate averages for San Gabriel 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.
