Climate Insights for Arroyo Grande

The climate in Arroyo Grande is hot. The average annual temperature is 28°C and approximately 1,360 mm of precipitation falls per year. August is the wettest month, receiving around 314 mm of rainfall. Arroyo Grande is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, March. The coldest months are January, December, February, when temperatures can drop to 18°C.The climate in Arroyo Grande is hot. The average annual temperature is 82°F and approximately 53.6 in of precipitation falls per year. August is the wettest month, receiving around 12.3 in of rainfall. Arroyo Grande is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, March. The coldest months are January, December, February, when temperatures can drop to 64°F.

Temperatures in Arroyo Grande vary considerably across the year, with a 21°C difference between the coldest and warmest months. May is the hottest month, with daytime highs reaching 39°C and an average of 31°C. January is the coolest month, with minimum temperatures around 18°C and an average of 25°C. On average, daily temperatures fluctuate by about 13°C between overnight lows and afternoon highs. The sharpest temperature change occurs between May and June, with a 2°C shift in average temperatures.Temperatures in Arroyo Grande vary considerably across the year, with a 37°F difference between the coldest and warmest months. May is the hottest month, with daytime highs reaching 101°F and an average of 88°F. January is the coolest month, with minimum temperatures around 64°F and an average of 77°F. On average, daily temperatures fluctuate by about 23°F between overnight lows and afternoon highs. The sharpest temperature change occurs between May and June, with a 4°F shift in average temperatures.

Arroyo Grande is a fairly wet location, receiving approximately 1,360 mm of precipitation annually, which averages out to around 113 mm per month. The wettest month is August, averaging 314 mm of rainfall. September and July also tend to see above-average precipitation. The driest month is April, with just 0 mm. That's 313 mm less than August, 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.Arroyo Grande is a fairly wet location, receiving approximately 53.6 in of precipitation annually, which averages out to around 4.4 in per month. The wettest month is August, averaging 12.4 in of rainfall. September and July also tend to see above-average precipitation. The driest month is April, with just 0 in. That's 12.3 in less than August, 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.

Arroyo Grande 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 April, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, 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 3km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.Arroyo Grande 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 April, averaging 5mph, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 2mph, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 3mph difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.

The table below shows monthly climate averages for Arroyo Grande 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 Arroyo Grande 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.