Culiacán Rosales
Mexico
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Culiacán Rosales, Mexico

The first month of the winter, December, is also a moderately hot month in Culiacán Rosales, Mexico, with average temperature varying between 28.2°C (82.8°F) and 12.2°C (54°F).

Temperature

In December, the average high-temperature marginally drops, from a hot 31.5°C (88.7°F) in November, to a moderately hot 28.2°C (82.8°F). The average low-temperature, in Culiacán Rosales, is 12.2°C (54°F).

Heat index

In December, the average heat index is evaluated at a tropical 31.3°C (88.3°F). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'real feel', or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like pregnancy, metabolic differences, clothing, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In December, the average relative humidity is 72%.

Rainfall

In Culiacán Rosales, it is raining for 2.2 days, with typically 26.3mm (1") of accumulated precipitation. Throughout the year, in Culiacán Rosales, there are 53.3 rainfall days, and 667.3mm (26.3") of precipitation is accumulated.

Daylight

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

Sunshine

With an average of 5.9h of sunshine, December has the least sunshine of the year in Culiacán Rosales.

UV index

January and December, with an average maximum UV index of 5, are months with the lowest UV index in Culiacán Rosales. A UV Index estimate of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV radiation for the average person.
Note: In December, the average maximum UV index of 5 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in December in Culiacán Rosales?

In December, the average high-temperature is 28.2°C (82.8°F), and the average low-temperature is 12.2°C (54°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), that represents influence of the relative humidity to air temperaure, in December is estimated at 31.3°C (88.3°F).

What is the average humidity in December in Culiacán Rosales?

In Culiacán Rosales, Mexico, the average relative humidity in December is 72%.

How much does it rain in Culiacán Rosales in December?

In Culiacán Rosales, Mexico, in December, during 2.2 rainfall days, 26.3mm (1") of precipitation is typically accumulated.

What is the month with the shortest days in Culiacán Rosales?

With an average of 10.6h of daylight, December has the shortest days of the year in Culiacán Rosales, Mexico.

What is the average length of the day in December in Culiacán Rosales?

In Culiacán Rosales, the average length of the day in December is 10.6h.

What is the month with the least sunshine in Culiacán Rosales?

With an average of 5.9h of sunshine, December has the least sunshine of the year in Culiacán Rosales, Mexico.

How many hours of sunshine does Culiacán Rosales have in December?

In Culiacán Rosales, the average sunshine in December is 5.9h.

When is the lowest UV index in Culiacán Rosales?

January and December, with an average maximum UV index of 5, are months with the lowest UV index in Culiacán Rosales, Mexico.

What is the UV index reading in December in Culiacán Rosales?

In Culiacán Rosales, the average daily maximum UV index in December is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe exposure to the Sun's UV rays.
Average temperature in December - Culiacán Rosales, Mexico
  • Average high temperature in December: 28.2°C

The warmest month (with the highest average high temperature) is June (35.9°C).
The month with the lowest average high temperature is January (27.8°C).

  • Average low temperature in December: 12.2°C

The month with the highest average low temperature is July (24.1°C).
The coldest month (with the lowest average low temperature) is January (10.9°C).

Average humidity in December - Culiacán Rosales, Mexico
  • Average humidity in December: 72%

Months with the highest relative humidity are August and September (75%).
The month with the lowest relative humidity is May (64%).

Average rainfall in December - Culiacán Rosales, Mexico
  • Average rainfall in December: 26.3mm

The wettest month (with the highest rainfall) is August (209.2mm).
The driest month (with the lowest rainfall) is May (1.1mm).

Average rainfall days in December - Culiacán Rosales, Mexico
  • Average rainfall days in December: 2.2 days

The month with the highest number of rainy days is August (14.8 days).
The month with the lowest number of rainy days is May (0.2 days).

Average daylight in December / Average sunshine in December - Culiacán Rosales, Mexico
  • Average daylight in December: 10.6h

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

  • Average sunshine in December: 5.9h

The month with most sunshine is May (Average sunshine: 8h).
The month with least sunshine is December (Average sunshine: 5.9h).

Average UV index in December - Culiacán Rosales, Mexico
  • Average UV index in December: 5

Months with the highest UV index are May, June, July and August (UV index 12).
Months with the lowest UV index are January and December (UV index 5).