Climate Insights for Santa Rosa

The climate in Santa Rosa is hot. The average annual temperature is 29°C and approximately 1,475 mm of precipitation falls per year. May is the wettest month, receiving around 231 mm of rainfall. Santa Rosa sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Santa Rosa is hot. The average annual temperature is 84°F and approximately 58.1 in of precipitation falls per year. May is the wettest month, receiving around 9.1 in of rainfall. Santa Rosa sits near the equator, so seasonal temperature differences are minimal throughout the year.

Santa Rosa sees moderate temperature variation throughout the year, ranging from 24°C to 38°C. February is the hottest month, with daytime highs reaching 38°C and an average of 31°C. October is the coolest month, with minimum temperatures around 24°C and an average of 27°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.Santa Rosa sees moderate temperature variation throughout the year, ranging from 75°F to 100°F. February is the hottest month, with daytime highs reaching 100°F and an average of 88°F. October is the coolest month, with minimum temperatures around 75°F and an average of 81°F. On average, daily temperatures fluctuate by about 17°F between overnight lows and afternoon highs.

Santa Rosa is a fairly wet location, receiving approximately 1,475 mm of precipitation annually, which averages out to around 123 mm per month. The wettest month is May, averaging 231 mm of rainfall. October and September also tend to see above-average precipitation. The driest month is February, with just 17 mm. That's 215 mm less than May, 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.Santa Rosa is a fairly wet location, receiving approximately 58.1 in of precipitation annually, which averages out to around 4.8 in per month. The wettest month is May, averaging 9.1 in of rainfall. October and September also tend to see above-average precipitation. The driest month is February, with just 0.7 in. That's 8.5 in less than May, 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.

Santa Rosa is relatively calm, with an average annual wind speed of 5km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.Santa Rosa is relatively calm, with an average annual wind speed of 3mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is February, averaging 4mph, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 3mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1mph gap between the calmest and windiest months.

The table below shows monthly climate averages for Santa Rosa 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.The table below shows monthly climate averages for Santa Rosa based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.