Monthly weather forecast and climate
Monterrey, Mexico

The sun setting over Monterrey, Mexico, with a far view of the Sierra Madre mountain ranges
The sun setting over Monterrey, Mexico, with a far view of the Sierra Madre mountain ranges
January, like December, is a pleasant winter month in Monterrey, Mexico, with average temperature varying between 8.2°C (46.8°F) and 20.7°C (69.3°F). January is the coldest month, with an average high-temperature of 20.7°C (69.3°F) and an average low-temperature of 8.2°C (46.8°F). Weather in January »
The last month of the winter, February, is a warm month in Monterrey, Mexico, with average temperature varying between 23.2°C (73.8°F) and 10°C (50°F). The average high-temperature, is 23.2°C (73.8°F), while the average low-temperature is 10°C (50°F). Weather in February »

March, the first month of the spring, in Monterrey, is still a warm month, with temperature in the range of an average high of 26.9°C (80.4°F) and an average low of 13.2°C (55.8°F). In Monterrey, the average high-temperature is 26.9°C (80.4°F), and the average low-temperature is 13.2°C (55.8°F). Weather in March »

April in Monterrey, Mexico, is a hot spring month, with average temperature ranging between min. 16.7°C (62.1°F) and max. 30°C (86°F). The average high-temperature, in April, is 30°C (86°F), while the average low-temperature is 16.7°C (62.1°F). Weather in April »

May, the last month of the spring, in Monterrey, is another hot month, with average temperature varying between 20.2°C (68.4°F) and 32.2°C (90°F). In Monterrey, the average high-temperature is 32.2°C (90°F), and the average low-temperature is 20.2°C (68.4°F). Weather in May »

June, the first month of the summer, in Monterrey, is also a hot month, with temperature in the range of an average high of 33.8°C (92.8°F) and an average low of 22°C (71.6°F). The average high-temperature, is 33.8°C (92.8°F), while the average low-temperature is 22°C (71.6°F). Weather in June »

July, like June, is a hot summer month in Monterrey, Mexico, with average temperature fluctuating between 34.8°C (94.6°F) and 22.3°C (72.1°F). July is the warmest month, with an average high-temperature of 34.8°C (94.6°F) and an average low-temperature of 22.3°C (72.1°F). Weather in July »

August, the last month of the summer, in Monterrey, is another hot month, with average temperature varying between 22.5°C (72.5°F) and 34.5°C (94.1°F). In Monterrey, the average high-temperature is 34.5°C (94.1°F), and the average low-temperature is 22.5°C (72.5°F). Weather in August »

September, the first month of the autumn, in Monterrey, is also a hot month, with temperature in the range of an average low of 20.9°C (69.6°F) and an average high of 31.5°C (88.7°F). In September, the average high-temperature is 31.5°C (88.7°F), and the average low-temperature is 20.9°C (69.6°F). Weather in September »

October, like September, in Monterrey, Mexico, is a warm autumn month, with temperature in the range of an average low of 17.2°C (63°F) and an average high of 27.6°C (81.7°F). The average high-temperature, in October, is 27.6°C (81.7°F), while the average low-temperature is 17.2°C (63°F). Weather in October »

The last month of the autumn, November, is also a warm month in Monterrey, Mexico, with average temperature ranging between max. 24.1°C (75.4°F) and min. 12.7°C (54.9°F). In November, the average high-temperature is 24.1°C (75.4°F), and the average low-temperature is 12.7°C (54.9°F). Weather in November »

The first month of the winter, December, is also a pleasant month in Monterrey, Mexico, with average temperature ranging between max. 21.2°C (70.2°F) and min. 9.1°C (48.4°F). In Monterrey, the average high-temperature is 21.2°C (70.2°F), and the average low-temperature is 9.1°C (48.4°F). Weather in December »

What is the coldest month in Monterrey?

The coldest month in Monterrey, Mexico, is January, with an average high-temperature of 20.7°C (69.3°F) and an average low-temperature of 8.2°C (46.8°F).

How much does it rain in Monterrey?

In Monterrey, Mexico, during the entire year, the rain falls for 59.7 days and collects up to 590.8mm (23.3") of precipitation.

What is the month with the lowest UV index in Monterrey?

Months with the lowest UV index in Monterrey are January and December, with an average UV index of 5.

What is the least humid month in Monterrey?

March is the least humid month, with an average relative humidity of 58%.

When is the highest UV index in Monterrey?

Months with the highest UV index are May through August, with an average UV index of 12.

When are the longest days in Monterrey?

With an average of 13.7h of daylight, June has the longest days of the year in Monterrey.

What is the warmest month in Monterrey?

The warmest month is July, with an average high-temperature of 34.8°C (94.6°F) and an average low-temperature of 22.3°C (72.1°F).

What month has the most sunshine in Monterrey?

The month with the most sunshine is July, with an average of 8h of sunshine.

What is the rainiest month in Monterrey?

September is the month with the most rainfall. Rain falls for 8.2 days and accumulates 150.6mm (5.9") of precipitation.

What is the most humid month in Monterrey?

The most humid month is October, with an average relative humidity of 71%.

What is the driest month in Monterrey?

The month with the least rainfall in Monterrey, Mexico, is December when the rain falls for 3.4 days and typically collects 14.1mm (0.6") of precipitation.

What is the month with the shortest days in Monterrey?

With an average of 10.6h of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Monterrey?

December has the least sunshine of the year, with an average of 4.3h of sunshine.
Average temperature - Monterrey, Mexico
Average humidity - Monterrey, Mexico
Average rainfall - Monterrey, Mexico

The wettest month (with the highest rainfall) is September (150.6mm).
The driest month (with the lowest rainfall) is December (14.1mm).

Average rainfall days - Monterrey, Mexico

The month with the highest number of rainy days is September (8.2 days).
Months with the lowest number of rainy days are March and December (3.4 days).

Average daylight / Average sunshine - Monterrey, Mexico
Average UV index - Monterrey, Mexico
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