Bahamas
Nassau in December: weather, sea & travel advice
This month's data profile
Sea conditions lead
Nassau in December is climatically well suited to family holidays, city breaks, beach holidays and active holidays and hiking. The average daily high is around 25 °C, and the sea is about 25 °C. With about 7 rainy days it is moderate.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
87/100 · #4
Warmth
#9
Dryness
#3
Sun
#12
Sea warmth
#8
Published best categories: Beach, Family
Nassau · DecemberPhoto: JERRYE AND ROY KLOTZ MD · CC BY-SA 3.0Climate facts
- Average high
- 25 °C
- Average low
- 23 °C
- Sea
- 25 °C
- Rainy days (est.)
- 7 rainy days (est.)
- Sun (est.)
- 4 h/day
- Humidity
- 77 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| November | 26 | 25 | 10 | 65 | 4.8 | 76 | 5.4 | 27 | 82 |
| December (selected) | 25 | 23 | 7 | 43 | 4.3 | 77 | 5.3 | 25 | 87 |
| January | 24 | 22 | 8 | 38 | 4.7 | 76 | 5.3 | 24 | 87 |
How do the previous and next months compare?
Baseline: December (87/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| November | -5 | +1.3 °C | +1.5 °C | +2.4 | +21.4 mm | +0.5 h | -0.8 % | +0.1 m/s | +1.3 °C |
| January | ±0 | -1 °C | -1.2 °C | +0.2 | -5.6 mm | +0.4 h | -0.5 % | ±0 m/s | -1 °C |
All twelve months in context

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Where to stay in Nassau
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Useful next decisions
Frequently asked questions
How warm is Nassau in December?
The average daily high is around 25 °C, with an average daily low of about 23 °C.
Can you swim in Nassau in December?
The sea is about 25 °C (warm).
Does it rain a lot in Nassau in December?
The curated estimate is about 7 rainy days per month, not a directly measured long-term average. Total precipitation averages around 43 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Nassau?
By the climate score, January, February, March and April are the strongest months for Nassau. For a beach trip: February, March, April and December. December is not among them.