December weather forecastJamay, Mexico

December

Weather in December

The first month of the winter, December, is also an agreeable month in Jamay, Mexico, with an average temperature fluctuating between 22.5°C (72.5°F) and 9.5°C (49.1°F).

Temperature

Jamay records the coldest temperatures in December, averaging a high of 22.5°C (72.5°F) and a low of 9.5°C (49.1°F).

Humidity

The average relative humidity in December is 59%.

Rainfall

In Jamay, Mexico, in December, during 3.5 rainfall days, 4mm (0.16") of precipitation is typically accumulated. Throughout the year, in Jamay, there are 160.5 rainfall days, and 722mm (28.43") of precipitation is accumulated.

Daylight

December has the shortest days of the year in Jamay, with an average of 10h and 54min of daylight.
On the first day of the month, sunrise is at 7:10 am and sunset at 6:09 pm. On the last day of December, in Jamay, sunrise is at 7:26 am and sunset at 6:22 pm CST.

Sunshine

With an average of 9.9h of sunshine, December has the most sunshine of the year.

UV index

The months with the lowest UV index are January through March, July through December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 5 suggests this advice:
Be vigilant - Suggestions to stave off sun damage are provided. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.

Frequently asked questions

December is Jamay's coldest month, registering average high temperatures of 22.5°C (72.5°F) and lows of 9.5°C (49.1°F).

The average high-temperature, in December, in Jamay, is 22.5°C (72.5°F), while the average low-temperature is 9.5°C (49.1°F). In June, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 30°C (86°F).

The average relative humidity in December in Jamay, Mexico, is 59%.

In Jamay, in December, during 3.5 rainfall days, 4mm (0.16") of precipitation is typically accumulated.

With an average of 10h and 54min of daylight, December has the shortest days of the year in Jamay.

The average day length in December in Jamay, Mexico, is 10h and 56min.

On the first day of December in Jamay, sunrise is at 7:10 am and sunset at 6:09 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 6:22 pm CST.

December has the most sunshine of the year in Jamay, with an average of 9.9h of sunshine.

In Jamay, Mexico, the average sunshine duration in December is 9.9h.

January through March, July through December, with an average maximum UV index of 5, are months with the lowest UV index.

In December, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Jamay, Mexico

  • Average high temperature in December: 22.5°C

The warmest month (with the highest average high temperature) is May (30.8°C).
The month with the lowest average high temperature is December (22.5°C).

  • Average low temperature in December: 9.5°C

The month with the highest average low temperature is June (17.3°C).
The coldest month (with the lowest average low temperature) is January (8.7°C).

Average pressure in December
Jamay, Mexico

  • Average pressure in December: 1016.4mbar

The month with the highest atmospheric pressure is January (1016.8mbar).
The month with the lowest atmospheric pressure is May (1012.6mbar).

Average wind speed in December
Jamay, Mexico

  • Average wind speed in December: 5.7km/h

The windiest month (with the highest average wind speed) is April (8.1km/h).
The calmest months (with the lowest average wind speed) are July and August (5.1km/h).

Average humidity in December
Jamay, Mexico

  • Average humidity in December: 59%

The month with the highest relative humidity is September (82%).
The month with the lowest relative humidity is April (38%).

Average rainfall in December
Jamay, Mexico

  • Average rainfall in December: 4mm

The wettest month (with the highest rainfall) is July (182mm).
The driest month (with the least rainfall) is April (2mm).

Average rainfall days in December
Jamay, Mexico

  • Average rainfall days in December: 3.5 days

The month with the highest number of rainy days is July (30.2 days).
The month with the least rainy days is April (2.7 days).

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

  • Average daylight in December: 10h and 54min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in December: 9h and 54min

The month with the most sunshine is December (Average sunshine: 9h and 54min).
The month with the least sunshine is July (Average sunshine: 8h and 30min).

Average sunshine days in December
Jamay, Mexico

  • Average sunshine days in December: 26 days

The month with the most sunshine days is January (26.2 days).
The month with the least sunshine days is July (0.4 days).

Average UV index in December
Jamay, Mexico

  • Average UV index in December: 5

The months with the highest UV index are April, May and June (UV index 6).
The months with the lowest UV index are January, February, March, July, August, September, October, November and December (UV index 5).

Average cloud cover in December
Jamay, Mexico

  • Average cloud cover in December: 12

The month with the most cloud cover is July (Cloud cover 42).
The months with the least cloud cover are March and April (Cloud cover 9).

Average visibility in December
Jamay, Mexico

  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, June, November and December (10km).
The months with the lowest visibility are July, August and September (8km).