December weather - Winter 2024

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 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

The lovely ancient city of Sana'a in Yemen

Weather in December

December exhibits Sana'a at the threshold of winter, with the weather becoming discernibly cooler compared to November. Forecast data shows that December weather expects to feature low temperatures of 9.3°C (48.7°F), marginally lower than November's low-temperature averages. Meanwhile, the slight increase in atmospheric pressure and a rather mild decrease in wind speed contribute to the overall chill in the environment. Cloud coverage decreases slightly compared to November, leading to clearer skies. With winter knocking on the door, the weather during December delivers a rich and diverse experience every passing day.

Temperature

Sana'a's coldest temperatures are experienced in December, with average high temperatures of 19.7°C (67.5°F) and lows of 9.3°C (48.7°F).

Humidity

In Sana'a, the average relative humidity in December is 41%.

Rainfall

The months with the least rainfall are October and December Rain falls for 5.2 days and accumulates 5mm (0.2") of rain.

Daylight

The month with the shortest days is December, with an average of 11h and 12min of daylight.
On the first day of December in Sana'a, sunrise is at 06:13 and sunset at 17:30. On the last day of the month, sunrise is at 06:29 and sunset at 17:43 +03.

Sunshine

The months with the least sunshine are January, November and December, with an average of 7.7h of sunshine.

UV index

November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, a regular UV index of 4 translates into these guidelines:
Undertake precautions - Guarding against sun damage is counselled. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Updated: Jun 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

December, having an average high-temperature of 19.7°C (67.5°F) and an average low-temperature of 9.3°C (48.7°F), is the coldest month.

What is the usual temperature for Sana'a in December?

The high-temperature during December is 19.7°C (67.5°F) and the low-temperature is 9.3°C (48.7°F).

What is the average humidity in December?

In December, the average relative humidity is 41%.

What is the driest month?

October and December are months with the least rain when the rain falls for 5.2 days and typically aggregates up to 5mm (0.2") of rain.

How many days does it rain in December?

In December, the rain falls for 5.2 days. Throughout December, 5mm (0.2") of precipitation is accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 11h and 12min of daylight.

What is the average length of the day in December?

In Sana'a, the average day length in December is 11h and 14min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 06:13 and sunset at 17:30. On the last day of the month, sunrise is at 06:29 and sunset at 17:43 +03.

What is the month with the least sunshine?

The months with the least sunshine are January, November and December, with an average of 7.7h of sunshine.

How long on average sun shines in December?

In Sana'a, the average sunshine duration in December is 7.7h.

When is the lowest UV index?

The months with the lowest UV index are November and December, with an average maximum UV index of 4.

How high is the UV index in December?

In Sana'a, Yemen, the average daily maximum UV index in December is 4. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

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

Nov

December

Jan

Average high temperature

21°C 69.8°F

19.7°C 67.5°F

20.3°C 68.5°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.9km/h 4.9mph

6.4km/h 4mph

6.2km/h 3.9mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

21.5

20.8

Average UV index

Average cloud cover

Average visibility

10km 6.2mi

Average temperature in December
Sana'a, Yemen

Average high temperature in December: 19.7°C

The warmest month (with the highest average high temperature) is June (26.8°C).
The month with the lowest average high temperature is December (19.7°C).

Average low temperature in December: 9.3°C

The month with the highest average low temperature is July (18.5°C).
The coldest month (with the lowest average low temperature) is December (9.3°C).

Average pressure in December
Sana'a, Yemen

Average pressure in December: 1016.9mbar

The month with the highest atmospheric pressure is December (1016.9mbar).
The month with the lowest atmospheric pressure is July (1006.8mbar).

Average wind speed in December
Sana'a, Yemen

Average wind speed in December: 5.6km/h

The windiest month (with the highest average wind speed) is June (10.6km/h).
The calmest month (with the lowest average wind speed) is January (5.2km/h).

Average humidity in December
Sana'a, Yemen

Average humidity in December: 41%

The month with the highest relative humidity is August (48%).
The month with the lowest relative humidity is October (29%).

Average rainfall in December
Sana'a, Yemen

Average rainfall in December: 5mm

The wettest month (with the highest rainfall) is August (111mm).
The driest months (with the least rainfall) are October and December (5mm).

Average rainfall days in December
Sana'a, Yemen

Average rainfall days in December: 5.2 days

The month with the highest number of rainy days is July (26.2 days).
The month with the least rainy days is October (2.5 days).

Average daylight in December /
Average sunshine in December
Sana'a, Yemen

Average daylight in December: 11h and 1min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 12min).

Average sunshine in December: 7h and 4min

The month with the most sunshine is May (Average sunshine: 11h and 54min).
The months with the least sunshine are January, November and December (Average sunshine: 7h and 42min).

Average sunshine days in December
Sana'a, Yemen

Average sunshine days in December: 23 days

The month with the most sunshine days is October (27.5 days).
The month with the least sunshine days is July (2.8 days).

Average UV index in December
Sana'a, Yemen

Average UV index in December: 4

The months with the highest UV index are May, June and August (UV index 6).
The months with the lowest UV index are November and December (UV index 4).

Average cloud cover in December
Sana'a, Yemen

Average cloud cover in December: 6

The month with the most cloud cover is July (Cloud cover 36).
The month with the least cloud cover is October (Cloud cover 4).

Average visibility in December
Sana'a, Yemen

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).

December weather forecast
Sana'a, Yemen

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