Fresnillo, Zacatecas Weather by Month and Climate Averages

How much rain does Fresnillo get?

Fresnillo 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.

Fresnillo weather by month

Fresnillo weather in January

In January, Fresnillo averages a high of 16°C and a low of 5°C. It gets 7 mm of precipitation over about 2 rainy days. The sun is out about 57% of daylight hours. The January record high is 28°C (2009) and the record low is -6°C (2006).

Fresnillo weather in February

In February, Fresnillo averages a high of 18°C and a low of 7°C. It gets 2 mm of precipitation over about 1 rainy days. The sun is out about 68% of daylight hours. 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.

Fresnillo weather in March

In March, Fresnillo averages a high of 20°C and a low of 8°C. It gets 2 mm of precipitation over about 1 rainy days. The sun is out about 66% of daylight hours. 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.

Fresnillo weather in April

In April, Fresnillo averages a high of 22°C and a low of 11°C. It gets 3 mm of precipitation over about 1 rainy days. The sun is out about 63% of daylight hours. 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.

Fresnillo weather in May

In May, Fresnillo averages a high of 24°C and a low of 12°C. It gets 7 mm of precipitation over about 2 rainy days. The sun is out about 69% of daylight hours. 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.

Fresnillo weather in June

In June, Fresnillo averages a high of 23°C and a low of 12°C. It gets 31 mm of precipitation over about 6 rainy days. The sun is out about 58% of daylight hours. 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.

Fresnillo weather in July

In July, Fresnillo averages a high of 21°C and a low of 11°C. It gets 58 mm of precipitation over about 8 rainy days. The sun is out about 38% of daylight hours. The July record high is 38°C (2026) and the record low is 5°C (1981).

Fresnillo weather in August

In August, Fresnillo averages a high of 21°C and a low of 11°C. It gets 46 mm of precipitation over about 7 rainy days. The sun is out about 45% of daylight hours. 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.

Fresnillo weather in September

In September, Fresnillo averages a high of 19°C and a low of 11°C. It gets 50 mm of precipitation over about 7 rainy days. The sun is out about 44% of daylight hours. The September record high is 26°C (2023) and the record low is 3°C (1989). September is one of the most comfortable months to visit.

Fresnillo weather in October

In October, Fresnillo averages a high of 19°C and a low of 10°C. It gets 13 mm of precipitation over about 3 rainy days. The sun is out about 57% of daylight hours. 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.

Fresnillo weather in November

In November, Fresnillo averages a high of 18°C and a low of 8°C. It gets 5 mm of precipitation over about 1 rainy days. The sun is out about 73% of daylight hours. 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.

Fresnillo weather in December

In December, Fresnillo averages a high of 16°C and a low of 7°C. It gets 4 mm of precipitation over about 1 rainy days. The sun is out about 64% of daylight hours. The December record high is 22°C (2024) and the record low is -6°C (2017).

Sunshine, humidity and wind in Fresnillo

November is the sunniest month in Fresnillo, with sunshine about 73% of daylight hours. July is the cloudiest, at 38%. Over the year the sun shines about 59% of daylight hours. Fresnillo is sunnier than 76% of Mexico.

Humidity peaks in September at 60% and is lowest in March at 24%.

First and last freeze in Fresnillo

The first fall freeze in Fresnillo typically comes around December 3, and the last spring freeze around February 18. That leaves a frost-free growing season of about 288 days.

Fresnillo weather records

The hottest temperature on record at the Fresnillo station is 42°C, on June 18, 2026. The coldest is -6°C, on January 17, 2006.

The wettest day on record brought 100 mm of rain, on July 25, 2015.

29 all-time records have been set at the station since 1975.

The best time to visit Fresnillo

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.

Fresnillo climate questions

How much rain does Fresnillo get?

Fresnillo gets 229 mm of precipitation in an average year, over about 40 rainy days.

What is the wettest month in Fresnillo?

July is the wettest month in Fresnillo, with 58 mm. February is the driest, with 2 mm.

How many rainy days does Fresnillo have a year?

Fresnillo has about 40 days with measurable rain in an average year. July has the most, about 8.

What is the hottest month in Fresnillo?

May is the warmest month in Fresnillo, with an average high of 24°C.

What is the coldest month in Fresnillo?

January is the coldest month in Fresnillo, with an average low of 5°C.

What is the record high temperature in Fresnillo?

The record high at the Fresnillo 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 Fresnillo?

November is the sunniest month in Fresnillo, with sunshine about 73% of daylight hours. July is the cloudiest.

When is the first frost in Fresnillo?

The first fall freeze in Fresnillo typically comes around December 3. The last spring freeze is around February 18.

What is the best time to visit Fresnillo?

The most comfortable time to visit is typically February to June and August to November, when daytime highs sit near 20°C.