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December Weather in Isaka, Tanzania

Last updated: August 28, 2025

In December, the average temperature in Isaka, Tanzania hovers around 23°C (74°F). Expect a comfortable minimum of 17°C (63°F), while maximums can reach a sizzling 34°C (93°F). However, be prepared for some rain, as Isaka experiences about 135 mm (5.3 in) of precipitation over 19 days. With an average humidity of 90%, the air will feel quite tropical!

December Temperature in Isaka

In December in Isaka, the average temperature is 23°C (74°F). Maximums can reach 34°C (93°F), and minimums can be as low as 17°C (63°F). This makes it an ideal time to explore Isaka comfortably while enjoying a pleasant climate.

December Weather in Isaka: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Isaka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Isaka, December typically has an average temperature of 23°C (74°F), with highs reaching up to 34°C (93°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec737574747474737678797674
Data source: Temperature data for Isaka generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Isaka

In Isaka in December, the precipitation amount is 135 mm (5.3 in) spread over 19 days.

December Precipitation Trends in Isaka

The chart displays monthly precipitation patterns in Isaka, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Isaka, December typically receives around 135 mm (5.3 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec1168412615729112735125135
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Isaka

In Isaka in December humidity is 90%. With an average temperature of 23°C (74°F), this humidity feels like traveling through a warm, heavy blanket that clings to your skin, making every step feel sluggish and every breath a reminder of the tropical atmosphere surrounding you.

December Average Humidity in Isaka

This chart illustrates the average monthly humidity levels in Isaka, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Isaka is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%78%75%66%54%51%43%40%49%77%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Isaka

In Isaka in December, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Isaka, you can check here.

Maximum UV Index Levels in Isaka for December

The chart shows the monthly maximum UV Index (UVI) for Isaka in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Isaka typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616161311121314131314
Data source: Isaka December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Isaka Compares to Other Months

Weather in Isaka varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Isaka, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Isaka, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)116 mm (4.6 inches)84%extreme
February Weather24°C (75°F)84 mm (3.3 inches)83%extreme
March Weather24°C (75°F)126 mm (5.0 inches)78%extreme
April Weather23°C (74°F)157 mm (6.2 inches)75%extreme
May Weather23°C (75°F)29 mm (1.2 inches)66%extreme
June Weather23°C (74°F)1 mm (0.0 inches)54%extreme
July Weather23°C (74°F)1 mm (0.0 inches)51%extreme
August Weather24°C (76°F)2 mm (0.1 inches)43%extreme
September Weather26°C (78°F)7 mm (0.3 inches)40%extreme
October Weather26°C (79°F)35 mm (1.4 inches)49%extreme
November Weather24°C (76°F)125 mm (4.9 inches)77%extreme
December Weather23°C (74°F)135 mm (5.3 inches)90%extreme

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