Temperature
Warm by day, warm at night.
83°Ftypical December high
Typical range
December climate
December in Mafia Island
Tanzania · Africa
Warm days and some sun. Humid air is the main drawback.
Some tradeoffs
Daytime high
83°F
Lows around 80°F
Rain
Frequent rain
Sun
12 h/day
Air feel
Very humid
Sea temp
84°F
Great for swimming
When to visit
Month-by-month fit
Best
Precipitation
Rain is frequent. About 15 wet days, more than in most months.
48%wet-day frequency
AmountWet-day chance
Sunshine
Plenty of sun this month.
11.8 hDecember sunshine
Heat & humidity by month
Very humid air is a major factor this month.
72%December Heat feel
Easy airWarm airHumid airVery humid air
Hourly temperature pattern
In December, days and nights feel about the same, around 85°.
ComfortableWarmHotNight hours
Clear sky
Partly cloudy skies this month.
52%December Clear sky
Clear skyCloud
Wind pattern
December's typical breeze keeps the air from feeling as stagnant.
11 mphDecember Breezy
Sea temperature
84°FDecember sea temp
More detailIncludes daypart comfort
Typical December day
December late afternoons are around 81°F, and early evening stays near 82°F.
Avg temp Typical range
Morning80°F
Feels 85°F
Rain42%
Cloud55%
Humid airVery high
Sun intensityModerate
Midday81°F
Feels 85°F
Rain22%
Cloud47%
Humid airVery high
Sun intensityStrong
Late afternoon81°F
Feels 85°F
Rain6%
Cloud39%
Humid airVery high
Sun intensityStrong
Early evening82°F
Feels 84°F
Rain3%
Cloud39%
Humid airVery high
Sun intensityMinimal
Best windowData tableView month-by-month numbers
View month-by-month numbers
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% | Sea°F |
|---|---|---|---|---|---|---|---|
| Jan | 83 | 81 | 3.9 | 11 | 11.5 | 80 | 84 |
| Feb | 83 | 81 | 1.7 | 7 | 11.3 | 79 | 84 |
| Mar | 83 | 80 | 7.7 | 16 | 10.4 | 81 | 85 |
| Apr | 82 | 79 | 20.3 | 28 | 10.0 | 84 | 85 |
| May | 81 | 79 | 8.8 | 17 | 10.5 | 80 | 83 |
| Jun | 80 | 77 | 2.5 | 14 | 10.8 | 77 | 81 |
| Jul | 78 | 76 | 1.2 | 10 | 10.9 | 77 | 79 |
| Aug | 77 | 76 | 0.7 | 8 | 11.0 | 79 | 78 |
| Sep | 78 | 76 | 0.5 | 4 | 11.6 | 79 | 78 |
| Oct | 79 | 78 | 1.3 | 7 | 11.8 | 80 | 80 |
| Nov | 81 | 79 | 3.2 | 11 | 11.7 | 81 | 82 |
| Dec | 83 | 80 | 3.2 | 15 | 11.8 | 81 | 84 |
Similar climates
Similar
Similar travel stylePort DouglasAustraliaSimilar travel styleSavusavuFijiSimilar travel stylePort LouisMauritiusSimilar travel styleFakaravaFrench Polynesia
Want a side-by-side climate view? Compare Mafia Island with Port Douglas.
Climate data notePlanning guidance, not a forecast
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology