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

Weather in January

January, the same as December, is another enjoyable winter month in Monterrey, Mexico, with average temperature varying between 18.5°C (65.3°F) and 8.3°C (46.9°F). The coldest month is January, with an average high-temperature of 18.5°C (65.3°F) and an average low-temperature of 8.3°C (46.9°F). Weather in January »

Weather in February

The last month of the winter, February, is a pleasant month in Monterrey, Mexico, with average temperature fluctuating between 10.4°C (50.7°F) and 21.8°C (71.2°F). In Monterrey, the average high-temperature in February marginally rises, from an enjoyable 18.5°C (65.3°F) in January, to a pleasant 21.8°C (71.2°F). Weather in February »

Weather in March

The first month of the spring, March, is a moderately hot month in Monterrey, Mexico, with average temperature ranging between max 25.2°C (77.4°F) and min 13.3°C (55.9°F). In March, the average high-temperature marginally rises, from an agreeable 21.8°C (71.2°F) in February, to a moderately hot 25.2°C (77.4°F). Weather in March »

Weather in April

April, like March, in Monterrey, Mexico, is another warm spring month, with average temperature ranging between min 16.5°C (61.7°F) and max 28.8°C (83.8°F). In Monterrey, the average high-temperature in April marginally rises, from a moderately hot 25.2°C (77.4°F) in March, to a still warm 28.8°C (83.8°F). Weather in April »

Weather in May

May, the last month of the spring, in Monterrey, is a hot month, with average temperature ranging between min 19.2°C (66.6°F) and max 30.5°C (86.9°F). In May, the average high-temperature is practically the same as in April - a hot 30.5°C (86.9°F). Weather in May »

Weather in June

The first month of the summer, June, is also a hot month in Monterrey, Mexico, with average temperature fluctuating between 31.3°C (88.3°F) and 20.4°C (68.7°F). In June, the average high-temperature is essentially the same as in May - a still hot 31.3°C (88.3°F). Weather in June »

Weather in July

July, like June, is another tropical summer month in Monterrey, Mexico, with average temperature fluctuating between 31.5°C (88.7°F) and 20.7°C (69.3°F). In July, the average high-temperature is almost the same as in June - a still tropical 31.5°C (88.7°F). Weather in July »

Weather in August

The last month of the summer, August, is another hot month in Monterrey, Mexico, with average temperature ranging between max 31.7°C (89.1°F) and min 20.8°C (69.4°F). With an average high-temperature of 31.7°C (89.1°F) and an average low-temperature of 20.8°C (69.4°F), August is the warmest month. In August, the average heat index is appraised at a sweltering 35.3°C (95.5°F). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Monterrey, Mexico, with average temperature fluctuating between 27.6°C (81.7°F) and 19.1°C (66.4°F). In September, the average high-temperature slightly decreases, from a tropical 31.7°C (89.1°F) in August, to a warm 27.6°C (81.7°F). Weather in September »

Weather in October

October, like September, in Monterrey, Mexico, is a moderately hot autumn month, with average temperature varying between 15.9°C (60.6°F) and 25.9°C (78.6°F). In October, the average high-temperature is practically the same as in September - a still warm 25.9°C (78.6°F). Weather in October »

Weather in November

November, the last month of the autumn, in Monterrey, is also an agreeable month, with average temperature fluctuating between 11.5°C (52.7°F) and 21.5°C (70.7°F). In November, the average high-temperature slightly decreases, from a moderately hot 25.9°C (78.6°F) in October, to an agreeable 21.5°C (70.7°F). Weather in November »

Weather in December

December, the first month of the winter, in Monterrey, is still a comfortable month, with temperature in the range of an average low of 9.5°C (49.1°F) and an average high of 19.5°C (67.1°F). In December, the average high-temperature is practically the same as in November - a comfortable 19.5°C (67.1°F). Weather in December »
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FAQ

What is the coldest month in Monterrey?

With an average high-temperature of 18.5°C (65.3°F) and an average low-temperature of 8.3°C (46.9°F), January is the coldest month in Monterrey.

How much does it rain in Monterrey?

In Monterrey, Mexico, during the entire year, the rain falls for 158.3 days and collects up to 602mm (23.7") of precipitation.

How many days does it snow in Monterrey?

In Monterrey, during the entire year, snow falls for 0.5 days, and aggregates up to 6mm (0.24") of snow.

When it does not snow in Monterrey?

In Monterrey snow does not fall in January through November.

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 4.

What is the driest month in Monterrey?

February is the month with the least rainfall in Monterrey. Rain falls for 7.1 days and accumulates 12mm (0.47") of precipitation.

What is the least humid month in Monterrey?

The least humid month in Monterrey is April, with an average relative humidity of 50%.

What is the rainiest month in Monterrey?

May is the month with the most rainfall in Monterrey. Rain falls for 19.3 days and accumulates 105mm (4.13") of precipitation.

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

Months with the highest UV index are May and July, with an average maximum UV index of 7.

When are the longest days in Monterrey?

The month with the longest days in Monterrey is June, with an average of 13.7h of daylight.

What month has the most sunshine in Monterrey?

With an average of 11.5h of sunshine, June has the most sunshine of the year in Monterrey, Mexico.

What is the warmest month in Monterrey?

With an average high-temperature of 31.7°C (89.1°F) and an average low-temperature of 20.8°C (69.4°F), August is the warmest month in Monterrey.

What is the most humid month in Monterrey?

The most humid month in Monterrey, Mexico, is September, with an average relative humidity of 69%.

What is the month with the least sunshine in Monterrey?

With an average of 7h of sunshine, November has the least sunshine of the year in Monterrey, Mexico.

When does it snow in Monterrey?

The only month with snowfall in Monterrey is December.

What is the snowiest month in Monterrey?

December is the month with the most snowfall. Snow falls for 0.1 days and accumulates 6mm (0.24") of snow.

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 in Monterrey, Mexico.

Average temperature
Monterrey, Mexico

Average temperature - Monterrey, Mexico

The warmest month (with the highest average high temperature) is August (31.7°C).
The month with the lowest average high temperature is January (18.5°C).

The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (8.3°C).

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Average pressure
Monterrey, Mexico

Average pressure - Monterrey, Mexico

The month with the highest atmospheric pressure is January (1019.5mbar).
The month with the lowest atmospheric pressure is May (1011.6mbar).

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Average wind speed
Monterrey, Mexico

Average wind speed - Monterrey, Mexico

The windiest months (with the highest average wind speed) are June and July (11.9km/h).
The calmest month (with the lowest average wind speed) is December (7.4km/h).

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Average humidity
Monterrey, Mexico

Average humidity - Monterrey, Mexico

The month with the highest relative humidity is September (69%).
The month with the lowest relative humidity is April (50%).

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Average rainfall
Monterrey, Mexico

Average rainfall - Monterrey, Mexico

The wettest month (with the highest rainfall) is May (105mm).
The driest month (with the least rainfall) is February (12mm).

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Average rainfall days
Monterrey, Mexico

Average rainfall days - Monterrey, Mexico

The month with the highest number of rainy days is September (22.8 days).
The month with the least rainy days is December (6 days).

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Average snowfall
Monterrey, Mexico

Average snowfall - Monterrey, Mexico

The month with the highest snowfall is December (6mm).
Months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0mm).

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Average snowfall days
Monterrey, Mexico

Average snowfall days - Monterrey, Mexico

Months with the highest number of snowfall days are January and February (0.2 days).
Months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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Average daylight / Average sunshine
Monterrey, Mexico

Average daylight / Average sunshine - Monterrey, Mexico

The month with the longest days is June (Average daylight: 13.7h).
The month with the shortest days is December (Average daylight: 10.6h).

The month with the most sunshine is June (Average sunshine: 11.5h).
The month with the least sunshine is November (Average sunshine: 7h).

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Average sunshine days
Monterrey, Mexico

Average sunshine days - Monterrey, Mexico

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is September (5.5 days).

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Average visibility
Monterrey, Mexico

Average visibility - Monterrey, Mexico

Months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (10km).
The month with the lowest visibility is September (9km).

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