Climate Insights for Arroyo Blanco
San Juan Petlapa, Oaxaca, Mexico
Climate Overview
The climate in Arroyo Blanco is warm and mild. The average annual temperature is 23°C and approximately 2,500 mm of precipitation falls per year. Arroyo Blanco receives a notable amount of rainfall throughout the year, including during its driest month. Arroyo Blanco is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, June. The coldest months are January, December, February, when temperatures can drop to 15°C.The climate in Arroyo Blanco is warm and mild. The average annual temperature is 73°F and approximately 98.4 in of precipitation falls per year. Arroyo Blanco receives a notable amount of rainfall throughout the year, including during its driest month. Arroyo Blanco is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, June. The coldest months are January, December, February, when temperatures can drop to 59°F.
Temperature
Arroyo Blanco sees moderate temperature variation throughout the year, ranging from 15°C to 31°C. The warmest month is May, when average highs reach 31°C and the mean temperature sits around 26°C. January is the coolest month, with minimum temperatures around 15°C and an average of 19°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 2°C shift in average temperatures.Arroyo Blanco sees moderate temperature variation throughout the year, ranging from 59°F to 88°F. The warmest month is May, when average highs reach 88°F and the mean temperature sits around 79°F. January is the coolest month, with minimum temperatures around 59°F and an average of 66°F. On average, daily temperatures fluctuate by about 16°F between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 4°F shift in average temperatures.
Precipitation
Arroyo Blanco is a very wet location, receiving approximately 2,500 mm of precipitation annually, which averages out to around 208 mm per month. The wettest month is September, averaging 411 mm of rainfall. June and October also tend to see above-average precipitation. The driest month is March, with just 73 mm. That's 338 mm less than September, 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 Blanco is a very wet location, receiving approximately 98.4 in of precipitation annually, which averages out to around 8.2 in per month. The wettest month is September, averaging 16.2 in of rainfall. June and October also tend to see above-average precipitation. The driest month is March, with just 2.9 in. That's 13.3 in less than September, 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.
Wind
Arroyo Blanco 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 5km/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 conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.Arroyo Blanco 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 3mph, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 3mph, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 0mph between the calmest and windiest months.
Best Time to Visit
The best time to visit Arroyo Blanco is during February, March and April, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 82 mm per month. By contrast, May can be uncomfortably hot with highs reaching 31°C, while January is the coldest period with lows dropping to 15°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.The best time to visit Arroyo Blanco is during February, March and April, when the weather is most comfortable for travellers. During these months, average temperatures hover around 72°F with modest rainfall averaging 3.2 in per month. By contrast, May can be uncomfortably hot with highs reaching 88°F, while January is the coldest period with lows dropping to 59°F. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.
Monthly Climate Data
The table below shows monthly climate averages for Arroyo Blanco 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 Blanco 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.