December weather - Winter 2023

Weather in December
Frequently asked questions
Average temperature in December
Average pressure in December
Average wind speed in December
Average humidity in December
Average rainfall in December
Average rainfall days in December
Average sea temperature in December
Average daylight in December
Average sunshine in December
Average sunshine days in December
Average UV index in December
Average cloud cover in December
Average visibility in December

Distant night cityscape of Tijuana in Mexico

Weather in December

Tijuana concludes the year with a winter spell characterized by lower temperatures around 17.7°C and a chillier sea at 16°C. Coincidentally, rainfall hits one of its highest points of the year at 38mm, and daylight hours shrink to a minimum. However, the sun continues to grace the city with its presence for the majority of the month, and the wind doles out mild gusts up to 14.1km/h. December carries the energy of the festive season, accompanying the lower temperatures with an uplifting spirit across Tijuana.

Temperature

The coldest period tends to be December, when average temperatures fluctuate between a high of 17.7°C and a low of 10.2°C.

Humidity

The average relative humidity in December is 59%.

Rainfall

In Tijuana, in December, it is raining for 6.1 days, with typically 38mm of accumulated precipitation. Throughout the year, there are 57.3 rainfall days, and 215mm of precipitation is accumulated.

Sea temperature

In December, the average sea temperature in Tijuana, Mexico, is 16°C.
Note: Swimming in water that is 16°C is not enjoyable for most. Breathing becomes more challenging to manage as the water temperature dips from 21°C to 15°C.

Daylight

The month with the shortest days is December, with an average of 10h and 6min of daylight.
On the first day of the month, sunrise is at 6:31 am and sunset at 4:42 pm. On the last day of December, in Tijuana, sunrise is at 6:49 am and sunset at 4:52 pm PST.

Sunshine

The month with the least sunshine is December, with an average of 6.6h of sunshine.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 4 suggests these recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.

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FAQ

What part of the year is the coldest in Tijuana?

December, with average temperatures reaching a high of 17.7°C and a low of 10.2°C, is the coldest month.

What is the average December temperature in Tijuana?

In December, in Tijuana, the average high-temperature is 17.7°C, and the average low-temperature is 10.2°C. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in August is appraised at 29°C.

What is the average humidity in December in Tijuana?

In December, the average relative humidity is 59%.

How much does it rain in Tijuana in December?

In Tijuana, Mexico, in December, during 6.1 rainfall days, 38mm of precipitation is typically accumulated.

What is the sea water temperature in December in Tijuana?

In December, the average sea temperature is 16°C. For most, swimming in 16°C is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C to 15°C.

What is the month with the shortest days in Tijuana?

With an average of 10h and 6min of daylight, December has the shortest days of the year.

How many hours of daylight does Tijuana have in December?

In Tijuana, the average day length in December is 10h and 4min.

What time are sunrise and sunset in December in Tijuana?

On the first day of December in Tijuana, Mexico, sunrise is at 6:31 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 4:52 pm PST.

What is the month with the least sunshine in Tijuana?

With an average of 6.6h of sunshine, December has the least sunshine of the year in Tijuana.

How long on average sun shines in December in Tijuana?

In Tijuana, Mexico, the average sunshine duration in December is 6.6h.

When is the lowest UV index in Tijuana?

January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Tijuana, Mexico.

What is the UV index reading in December in Tijuana?

The average daily maximum UV index in December is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

21.3°C

17.7°C

18.4°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.1km/h

9.5km/h

9.4km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

3.8

6.1

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

25.5

25.2

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Tijuana, Mexico

Average high temperature in December: 17.7°C

The warmest month (with the highest average high temperature) is August (27.3°C).
The month with the lowest average high temperature is December (17.7°C).

Average low temperature in December: 10.2°C

The month with the highest average low temperature is August (19.4°C).
The coldest months (with the lowest average low temperature) are February and December (10.2°C).

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Average pressure in December
Tijuana, Mexico

Average pressure in December: 1017.8mbar

The month with the highest atmospheric pressure is January (1018.7mbar).
The months with the lowest atmospheric pressure are June and September (1011.7mbar).

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Average wind speed in December
Tijuana, Mexico

Average wind speed in December: 8.4km/h

The windiest month (with the highest average wind speed) is April (9.7km/h).
The calmest month (with the lowest average wind speed) is October (7.4km/h).

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Average humidity in December
Tijuana, Mexico

Average humidity in December: 59%

The month with the highest relative humidity is May (68%).
The month with the lowest relative humidity is November (55%).

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Average rainfall in December
Tijuana, Mexico

Average rainfall in December: 38mm

The wettest month (with the highest rainfall) is February (44mm).
The driest month (with the least rainfall) is June (2mm).

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Average rainfall days in December
Tijuana, Mexico

Average rainfall days in December: 6.1 days

The month with the highest number of rainy days is March (7.8 days).
The month with the least rainy days is June (1.7 days).

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Average sea temperature in December
Tijuana, Mexico

Average sea temperature in December: 16°C

The best months for swimming (with the highest average sea temperature) are August and September (20°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (15°C).

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Average daylight in December /
Average sunshine in December
Tijuana, Mexico

Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 6min).

Average sunshine in December: 6h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

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Average sunshine days in December
Tijuana, Mexico

Average sunshine days in December: 24 days

The month with the most sunshine days is June (28.1 days).
The month with the least sunshine days is February (21 days).

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Average UV index in December
Tijuana, Mexico

Average UV index in December: 4

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).

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Average cloud cover in December
Tijuana, Mexico

Average cloud cover in December: 25

The months with the most cloud cover are March and December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 9).

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Average visibility in December
Tijuana, Mexico

Average visibility in December: 10km

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

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December weather forecast
Tijuana, Mexico

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