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Zacatecas, Zacatecas Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Zacatecas, Zacatecas?
Zacatecas, Zacatecas gets 229 mm of precipitation a year over about 40 rainy days. May is the warmest month (average high 24°C) and January the coldest (average low 5°C).
Cold desert climate
Zacatecas, Zacatecas has warm summers and mild winters. Daytime highs range from about 16°C in January to 24°C in May. July is usually the wettest month. The most comfortable time to visit is typically February to June and August to November, when daytime highs sit near 20°C.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | 6° | 17° |
| Spring | Mar–May | 10° | 22° |
| Summer | Jun–Aug | 12° | 22° |
| Autumn | Sep–Nov | 9° | 19° |
How much rain does Zacatecas get?
Zacatecas gets 229 mm of precipitation in an average year, spread over about 40 days with measurable rain. That is fewer rainy days than 77% of Mexico.
July is the wettest month, with 58 mm. February is the driest, with 2 mm. July has the most rainy days, about 8.
The longest dry spell in the last five years lasted 36 days, to June 7, 2024.
From October 2025 to September 2026 Zacatecas got 512 mm of rain, against a normal of 229 mm for those months. June 2026 had the most, with 158 mm.
Zacatecas weather by month
Zacatecas weather in January
In January, Zacatecas averages a high of 16°C and a low of 5°C. It gets 7 mm of precipitation over about 2 rainy days. Estimated sunshine is 57% of daylight hours, derived from ERA5 cloud cover. The January record high is 28°C (2009) and the record low is -6°C (2006).
Zacatecas weather in February
In February, Zacatecas averages a high of 18°C and a low of 7°C. It gets 2 mm of precipitation over about 1 rainy days. Estimated sunshine is 69% of daylight hours, derived from ERA5 cloud cover. The February record high is 28°C (2016) and the record low is -5°C (2009). February is one of the most comfortable months to visit.
Zacatecas weather in March
In March, Zacatecas averages a high of 20°C and a low of 8°C. It gets 2 mm of precipitation over about 1 rainy days. Estimated sunshine is 68% of daylight hours, derived from ERA5 cloud cover. The March record high is 30°C (2018) and the record low is -3°C (2016). March is one of the most comfortable months to visit.
Zacatecas weather in April
In April, Zacatecas averages a high of 22°C and a low of 11°C. It gets 3 mm of precipitation over about 1 rainy days. Estimated sunshine is 63% of daylight hours, derived from ERA5 cloud cover. The April record high is 38°C (2026) and the record low is 0°C (1995). April is one of the most comfortable months to visit.
Zacatecas weather in May
In May, Zacatecas averages a high of 24°C and a low of 12°C. It gets 7 mm of precipitation over about 2 rainy days. Estimated sunshine is 68% of daylight hours, derived from ERA5 cloud cover. The May record high is 40°C (2026) and the record low is 3°C (2010). May is one of the most comfortable months to visit.
Zacatecas weather in June
In June, Zacatecas averages a high of 23°C and a low of 12°C. It gets 31 mm of precipitation over about 6 rainy days. Estimated sunshine is 54% of daylight hours, derived from ERA5 cloud cover. The June record high is 42°C (2026) and the record low is 7°C (1984). June is one of the most comfortable months to visit.
Zacatecas weather in July
In July, Zacatecas averages a high of 21°C and a low of 11°C. It gets 58 mm of precipitation over about 8 rainy days. Estimated sunshine is 36% of daylight hours, derived from ERA5 cloud cover. The July record high is 38°C (2026) and the record low is 5°C (1981).
Zacatecas weather in August
In August, Zacatecas averages a high of 21°C and a low of 11°C. It gets 46 mm of precipitation over about 7 rainy days. Estimated sunshine is 41% of daylight hours, derived from ERA5 cloud cover. The August record high is 35°C (2026) and the record low is 5°C (1981). August is one of the most comfortable months to visit.
Zacatecas weather in September
In September, Zacatecas averages a high of 19°C and a low of 11°C. It gets 50 mm of precipitation over about 7 rainy days. Estimated sunshine is 42% of daylight hours, derived from ERA5 cloud cover. The September record high is 33°C (2026) and the record low is 3°C (1989). September is one of the most comfortable months to visit.
Zacatecas weather in October
In October, Zacatecas averages a high of 19°C and a low of 10°C. It gets 13 mm of precipitation over about 3 rainy days. Estimated sunshine is 54% of daylight hours, derived from ERA5 cloud cover. The October record high is 29°C (1994) and the record low is 0°C (1996). October is one of the most comfortable months to visit.
Zacatecas weather in November
In November, Zacatecas averages a high of 18°C and a low of 8°C. It gets 5 mm of precipitation over about 1 rainy days. Estimated sunshine is 72% of daylight hours, derived from ERA5 cloud cover. The November record high is 29°C (1983) and the record low is -5°C (2018). November is one of the most comfortable months to visit.
Zacatecas weather in December
In December, Zacatecas averages a high of 16°C and a low of 7°C. It gets 4 mm of precipitation over about 1 rainy days. Estimated sunshine is 63% of daylight hours, derived from ERA5 cloud cover. The December record high is 22°C (2024) and the record low is -6°C (2017).
Sunshine, humidity and wind in Zacatecas
November is the sunniest month in Zacatecas, with estimated sunshine of 72% of daylight hours from ERA5 cloud cover. July is the cloudiest, at 36%. The annual cloud-cover estimate is 57% of daylight hours; it is not a measurement of sunshine duration. Zacatecas is sunnier than 71% of Mexico.
Humidity peaks in September at 62% and is lowest in April at 24%.
First and last freeze in Zacatecas
The first fall freeze in Zacatecas typically comes around December 3, and the last spring freeze around February 18. That leaves a frost-free growing season of about 288 days.
Zacatecas weather records
These records cover ZACATECAS ZAC. (LA BUFA ZAC during 1975–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Zacatecas station is 42°C, on June 18, 2026. The coldest is -6°C, on January 17, 2006.
The wettest day in the available station history brought 133 mm of precipitation, on July 12, 2026.
30 all-time records have been set at the station since 1975.
The best time to visit Zacatecas
The most comfortable time to visit is typically February to June and August to November, when daytime highs sit near 20°C.
Winter (December–February) is mild, with average highs around 17°C and lows near 6°C.
Spring (March–May) is warm, with average highs around 22°C and lows near 10°C.
Summer (June–August) is warm, with average highs around 22°C and lows near 11°C.
Autumn (September–November) is mild, with average highs around 19°C and lows near 10°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 5° | 16° | 7.1 mm | 2 | 38% | 57% | 28° | -6° |
| February | 7° | 18° | 2.3 mm | 1 | 35% | 69% | 28° | -5° |
| March | 8° | 20° | 2.3 mm | 1 | 25% | 68% | 30° | -3° |
| April | 11° | 22° | 2.8 mm | 1 | 24% | 63% | 38° | 0° |
| May | 12° | 24° | 7.4 mm | 2 | 27% | 68% | 40° | 3° |
| June | 12° | 23° | 31 mm | 6 | 43% | 54% | 42° | 7° |
| July | 11° | 21° | 58 mm | 8 | 60% | 36% | 38° | 5° |
| August | 11° | 21° | 46 mm | 7 | 59% | 41% | 35° | 5° |
| September | 11° | 19° | 50 mm | 7 | 62% | 42% | 33° | 3° |
| October | 10° | 19° | 13 mm | 3 | 51% | 54% | 29° | 0° |
| November | 8° | 18° | 5.3 mm | 1 | 46% | 72% | 29° | -5° |
| December | 7° | 16° | 4.3 mm | 1 | 44% | 63% | 22° | -6° |
Station: ZACATECAS ZAC. (LA BUFA ZAC, 2 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1975–2026; record values refer to this station and period, not the entire city’s history. Precipitation includes rain and the water equivalent of frozen precipitation; snowfall depth is shown separately when available. Sources and methods
From ERA5 reanalysis. Sunshine is estimated from cloud cover.
Zacatecas climate questions
How much rain does Zacatecas get?
Zacatecas gets 229 mm of precipitation in an average year, over about 40 rainy days.
What is the wettest month in Zacatecas?
July is the wettest month in Zacatecas, with 58 mm. February is the driest, with 2 mm.
How many rainy days does Zacatecas have a year?
Zacatecas has about 40 days with measurable rain in an average year. July has the most, about 8.
What is the hottest month in Zacatecas?
May is the warmest month in Zacatecas, with an average high of 24°C.
What is the coldest month in Zacatecas?
January is the coldest month in Zacatecas, with an average low of 5°C.
What is the record high temperature in Zacatecas?
Within the available 1975–2026 station history, the record high at the Zacatecas station is 42°C, set on June 18, 2026. The record low is -6°C, on January 17, 2006.
What is the sunniest month in Zacatecas?
November is the sunniest month in Zacatecas, with estimated sunshine of 72% of daylight hours from ERA5 cloud cover. July is the cloudiest.
When is the first frost in Zacatecas?
The first fall freeze in Zacatecas typically comes around December 3. The last spring freeze is around February 18.
What is the best time to visit Zacatecas?
The most comfortable time to visit is typically February to June and August to November, when daytime highs sit near 20°C.
Climate for places near Zacatecas, Zacatecas
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