Climate Insights for Unión y Progreso
San Cristóbal Amoltepec, Oaxaca, Mexico
Climate Overview
The climate in Unión y Progreso is temperate. The average annual temperature is 17°C and approximately 1,289 mm of precipitation falls per year. September is the wettest month, receiving around 290 mm of rainfall. Unión y Progreso is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, March, May. The coldest months are January, December, February, when temperatures can drop to 8°C.The climate in Unión y Progreso is temperate. The average annual temperature is 62°F and approximately 50.8 in of precipitation falls per year. September is the wettest month, receiving around 11.4 in of rainfall. Unión y Progreso is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, March, May. The coldest months are January, December, February, when temperatures can drop to 47°F.
Temperature
Unión y Progreso sees moderate temperature variation throughout the year, ranging from 8°C to 26°C. The warmest month is April, when average highs reach 26°C and the mean temperature sits around 18°C. January is the coolest month, with minimum temperatures around 8°C and an average of 14°C. On average, daily temperatures fluctuate by about 13°C between overnight lows and afternoon highs.Unión y Progreso sees moderate temperature variation throughout the year, ranging from 47°F to 79°F. The warmest month is April, when average highs reach 79°F and the mean temperature sits around 65°F. January is the coolest month, with minimum temperatures around 47°F and an average of 58°F. On average, daily temperatures fluctuate by about 23°F between overnight lows and afternoon highs.
Precipitation
Unión y Progreso is a fairly wet location, receiving approximately 1,289 mm of precipitation annually, which averages out to around 107 mm per month. The wettest month is September, averaging 290 mm of rainfall. June and August also tend to see above-average precipitation. The driest month is December, with just 6 mm. That's 284 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.Unión y Progreso is a fairly wet location, receiving approximately 50.8 in of precipitation annually, which averages out to around 4.2 in per month. The wettest month is September, averaging 11.4 in of rainfall. June and August also tend to see above-average precipitation. The driest month is December, with just 0.2 in. That's 11.2 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
Unión y Progreso 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 January, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 5km/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.Unión y Progreso 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 January, averaging 4mph, 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 1mph between the calmest and windiest months.
Best Time to Visit
The best time to visit Unión y Progreso is during February, March, April and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 22 mm per month. By contrast, January can be quite cold with temperatures dropping to 8°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.The best time to visit Unión y Progreso is during February, March, April and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 62°F with modest rainfall averaging 0.9 in per month. By contrast, January can be quite cold with temperatures dropping to 47°F. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for Unión y Progreso 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 Unión y Progreso 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.