December weather forecast
Isaka, Tanzania

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Weather in December

December, the first month of the summer in Isaka, is also a moderately hot month, with an average temperature varying between 26.9°C (80.4°F) and 17.6°C (63.7°F).

Temperature

Isaka's shift into December sets the average high-temperature at a still warm 26.9°C (80.4°F), a figure that deviates only slightly from November's 29.6°C (85.3°F). An average low-temperature of 17.6°C (63.7°F) is observed during December nights.

Humidity

In December, the average relative humidity in Isaka is 79%.

Rainfall

In Isaka, in December, it is raining for 19.8 days, with typically 96mm (3.78") of accumulated precipitation. Throughout the year, in Isaka, there are 142.1 rainfall days, and 585mm (23.03") of precipitation is accumulated.

Daylight

The month with the longest days in Isaka is December, with an average of 12h and 18min of daylight.
On the first day of December, sunrise is at 06:27 and sunset at 18:47. On the last day of the month, sunrise is at 06:41 and sunset at 19:01 EAT.

Sunshine

In Isaka, the average sunshine in December is 8.5h.

UV index

In Isaka, the average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In December, a daily UV index of 6 turns into the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Updated: Feb 6, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are December temperatures in Isaka?

In December, in Isaka, the average high-temperature is 26.9°C (80.4°F), and the average low-temperature is 17.6°C (63.7°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in November is evaluated at 33°C (91.4°F).

What is the average humidity in December in Isaka?

In Isaka, Tanzania, the average relative humidity in December is 79%.

How much does it rain in Isaka in December?

In December, in Isaka, the rain falls for 19.8 days. Throughout December, 96mm (3.78") of precipitation is accumulated.

When are the longest days in Isaka?

December has the longest days of the year, with an average of 12h and 18min of daylight.

How many hours of daylight does Isaka have in December?

In December, the average day length in Isaka, Tanzania, is 12h and 21min.

What time are sunrise and sunset in December in Isaka?

On the first day of December in Isaka, sunrise is at 06:27 and sunset at 18:47. On the last day of the month, sunrise is at 06:41 and sunset at 19:01 EAT.

How many hours of sunshine does Isaka have in December?

In December, the average sunshine duration in Isaka, Tanzania, is 8.5h.

How high is the UV index in December in Isaka?

In Isaka, Tanzania, the average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Isaka, Tanzania

Average temperature in December - Isaka, Tanzania
  • Average high temperature in December: 26.9°C

The warmest month (with the highest average high temperature) is September (32.2°C).
The month with the lowest average high temperature is January (26.5°C).

  • Average low temperature in December: 17.6°C

The month with the highest average low temperature is October (19.4°C).
The coldest month (with the lowest average low temperature) is July (15.3°C).

Average pressure in December
Isaka, Tanzania

Average pressure in December - Isaka, Tanzania
  • Average pressure in December: 1011.4mbar

The months with the highest atmospheric pressure are June and July (1014.7mbar).
The months with the lowest atmospheric pressure are October and November (1010.3mbar).

Average wind speed in December
Isaka, Tanzania

Average wind speed in December - Isaka, Tanzania
  • Average wind speed in December: 5.3km/h

The windiest month (with the highest average wind speed) is August (11.6km/h).
The calmest month (with the lowest average wind speed) is January (5.1km/h).

Average humidity in December
Isaka, Tanzania

Average humidity in December - Isaka, Tanzania
  • Average humidity in December: 79%

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

Average rainfall in December
Isaka, Tanzania

Average rainfall in December - Isaka, Tanzania
  • Average rainfall in December: 96mm

The wettest month (with the highest rainfall) is April (104mm).
The driest month (with the least rainfall) is July (0mm).

Average rainfall days in December
Isaka, Tanzania

Average rainfall days in December - Isaka, Tanzania
  • Average rainfall days in December: 19.8 days

The month with the highest number of rainy days is April (21.9 days).
The month with the least rainy days is July (0.1 days).

Average daylight in December /
Average sunshine in December
Isaka, Tanzania

Average daylight in December / Average sunshine in December - Isaka, Tanzania
  • Average daylight in December: 12h and 2min

The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 11h and 54min).

  • Average sunshine in December: 8h and 3min

The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The months with the least sunshine are January, March and April (Average sunshine: 8h and 24min).

Average sunshine days in December
Isaka, Tanzania

Average sunshine days in December - Isaka, Tanzania
  • Average sunshine days in December: 9.9 days

The month with the most sunshine days is July (30.7 days).
The month with the least sunshine days is April (7 days).

Average UV index in December
Isaka, Tanzania

Average UV index in December - Isaka, Tanzania
  • Average UV index in December: 6

The months with the highest UV index are August and September (UV index 7).
The month with the lowest UV index is March (UV index 5).

Average cloud cover in December
Isaka, Tanzania

Average cloud cover in December - Isaka, Tanzania
  • Average cloud cover in December: 44

The months with the most cloud cover are January, March, April and December (Cloud cover 44).
The months with the least cloud cover are July, August and September (Cloud cover 11).

Average visibility in December
Isaka, Tanzania

Average visibility in December - Isaka, Tanzania
  • Average visibility in December: 8km

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

Isaka, Tanzania

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