Manzanillo
Mexico
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Manzanillo, Mexico

December, the first month of the winter, in Manzanillo, is still a tropical month, with temperature in the range of an average low of 21.5°C (70.7°F) and an average high of 30°C (86°F).

Temperature

In December, the average high-temperature is almost the same as in November - a still tropical 30°C (86°F). The average low-temperature, in December, is 21.5°C (70.7°F).

Humidity

The average relative humidity in December is 72%.

Rainfall

In Manzanillo, it is raining for 1.6 days, with typically 16.1mm (0.6") of accumulated precipitation. Throughout the year, there are 67.1 rainfall days, and 968.1mm (38.1") of precipitation is accumulated.

Sea temperature

In Manzanillo, the average water temperature is 27°C (80.6°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

The month with the shortest days is December, with an average of 11h of daylight.

Sunshine

In December, the average sunshine in Manzanillo is 7.4h.

UV index

The month with the lowest UV index in Manzanillo, Mexico, is December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to the UV radiation for the average person.
The daily maximum UV index of 7 in December interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in December in Manzanillo?

In Manzanillo, in December, the average high-temperature is 30°C (86°F), and the average low-temperature is 21.5°C (70.7°F).

What is the average humidity in December in Manzanillo?

The average relative humidity in December in Manzanillo, Mexico, is 72%.

How much does it rain in Manzanillo in December?

In Manzanillo, during December, the rain falls for 1.6 days and regularly aggregates up to 16.1mm (0.6") of precipitation.

How warm is the water in December in Manzanillo?

In December, the average sea temperature in Manzanillo is 27°C (80.6°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the month with the shortest days in Manzanillo?

December has the shortest days of the year, with an average of 11h of daylight.

How many hours of daylight does Manzanillo have in December?

The average length of the day in December in Manzanillo is 11h.

How many hours of sunshine does Manzanillo have in December?

In Manzanillo, Mexico, the average sunshine in December is 7.4h.

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

With an average maximum UV index of 7, December is the month with the lowest UV index in Manzanillo.

What is the UV index reading in December in Manzanillo?

In Manzanillo, Mexico, the average daily maximum UV index in December is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in December - Manzanillo, Mexico
  • Average high temperature in December: 30°C

The warmest month (with the highest average high temperature) is August (32.5°C).
The month with the lowest average high temperature is March (29°C).

  • Average low temperature in December: 21.5°C

The month with the highest average low temperature is July (24.9°C).
The coldest month (with the lowest average low temperature) is March (19.5°C).

Average humidity in December - Manzanillo, Mexico
  • Average humidity in December: 72%

The month with the highest relative humidity is September (78%).
Months with the lowest relative humidity are January and February (70%).

Average rainfall in December - Manzanillo, Mexico
  • Average rainfall in December: 16.1mm

The wettest month (with the highest rainfall) is September (271.1mm).
The driest month (with the lowest rainfall) is April (3.7mm).

Average rainfall days in December - Manzanillo, Mexico
  • Average rainfall days in December: 1.6 days

The month with the highest number of rainy days is September (15.8 days).
Months with the lowest number of rainy days are March and April (0.2 days).

Average sea temperature in December - Manzanillo, Mexico
  • Average sea temperature in December: 27°C

The best month for swimming (with the highest average sea temperature) is August (29.9°C).
The coldest month (with the lowest average sea temperature) is March (25.2°C).

Average daylight in December / Average sunshine in December - Manzanillo, Mexico
  • Average daylight in December: 11h

The month with the longest days is June (Average daylight: 13.3h).
The month with shortest days is December (Average daylight: 11h).

  • Average sunshine in December: 7.4h

The month with most sunshine is May (Average sunshine: 9.2h).
The month with least sunshine is September (Average sunshine: 6.4h).

Average UV index in December - Manzanillo, Mexico
  • Average UV index in December: 7

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 7).