Monterrey
Mexico
Long-term weather forecast
Long-term weather forecast

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 another pleasant winter month in Monterrey, Mexico, with average temperature fluctuating 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 moderately hot month in Monterrey, Mexico, with temperature in the range of an average low of 10°C (50°F) and an average high of 23.2°C (73.8°F). In February, the average high-temperature is practically the same as in January - a warm 23.2°C (73.8°F). Weather in February »

March, the first month of the spring, in Monterrey, is still a warm month, with average temperature varying between 26.9°C (80.4°F) and 13.2°C (55.8°F). In March, the average high-temperature slightly increases, from 23.2°C (73.8°F) in February, to a still warm 26.9°C (80.4°F). Weather in March »

April in Monterrey, Mexico, is a hot spring month, with average temperature fluctuating between 16.7°C (62.1°F) and 30°C (86°F). In Monterrey, the average high-temperature in April marginally rises, from a warm 26.9°C (80.4°F) in March, to a tropical 30°C (86°F). Weather in April »

The last month of the spring, May, is another hot month in Monterrey, Mexico, with average temperature ranging between max 32.2°C (90°F) and min 20.2°C (68.4°F). In Monterrey, Mexico, the average high-temperature is practically the same as in April - a still hot 32.2°C (90°F). Weather in May »

The first month of the summer, June, is still a hot month in Monterrey, Mexico, with average temperature varying between 33.8°C (92.8°F) and 22°C (71.6°F). In June, the average high-temperature is practically the same as in May - a still hot 33.8°C (92.8°F). Weather in June »

July, like June, is another tropical summer month in Monterrey, Mexico, with temperature in the range of an average low of 22.3°C (72.1°F) and an average high of 34.8°C (94.6°F). 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). Weather in July »

August, the last month of the summer, in Monterrey, is another hot month, with average temperature fluctuating between 34.5°C (94.1°F) and 22.5°C (72.5°F). In Monterrey, the average high-temperature is essentially the same as in July - a still tropical 34.5°C (94.1°F). Weather in August »

The first month of the autumn, September, is still a tropical month in Monterrey, Mexico, with average temperature fluctuating between 31.5°C (88.7°F) and 20.9°C (69.6°F). In Monterrey, the average high-temperature in September marginally drops, from a tropical 34.5°C (94.1°F) in August, to a still hot 31.5°C (88.7°F). Weather in September »

October, the same as September, is a moderately hot autumn month in Monterrey, Mexico, 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). In Monterrey, the average high-temperature slightly decreases, from a hot 31.5°C (88.7°F) in September, to a moderately hot 27.6°C (81.7°F). Weather in October »

The last month of the autumn, November, is also a moderately hot month in Monterrey, Mexico, with average temperature varying between 12.7°C (54.9°F) and 24.1°C (75.4°F). In November, the average high-temperature slightly decreases, from a warm 27.6°C (81.7°F) in October, to a still moderately hot 24.1°C (75.4°F). Weather in November »

The first month of the winter, December, is still a pleasant month in Monterrey, Mexico, with average temperature varying between 21.2°C (70.2°F) and 9.1°C (48.4°F). In Monterrey, the average high-temperature is relatively the same as in November - a pleasant 21.2°C (70.2°F). Weather in December »

What is the coldest month in Monterrey?

The coldest month 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 many days 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 are January and December, with an average maximum 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%.

What are the months with the highest UV index in Monterrey?

Months with the highest UV index in Monterrey, Mexico, are May through August, with an average maximum 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, Mexico.

What is the warmest month in Monterrey?

With an average high-temperature of 34.8°C (94.6°F) and an average low-temperature of 22.3°C (72.1°F), July is the warmest month in Monterrey.

What month has the most sunshine in Monterrey?

July has the most sunshine of the year in Monterrey, with an average of 8h of sunshine.

What is the wettest 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?

With an average relative humidity of 71%, October is the most humid month in Monterrey, Mexico.

What is the driest month in Monterrey?

December is the month with the least rainfall in Monterrey. Rain falls for 3.4 days and accumulates 14.1mm (0.6") of precipitation.

What is the month with the shortest days in Monterrey?

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

What is the month with the least sunshine in Monterrey?

With an average of 4.3h of sunshine, December has the least sunshine of the year.
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