Miami, United States skyline

Miami Weather in December

Typical December weather in Miami, United States, based on 2006–2025 climate averages.

In December, Miami averages a high of 24.8°C (76.6°F) and a low of 19.8°C (67.6°F), with about 9 rainy days (61 mm of rain) and 9.1 hours of sunshine a day.

Avg high

24.8°C (76.6°F)

Avg low

19.8°C (67.6°F)

Rainfall

61 mm (2.4 in)

Rainy days

9 days

Sunshine

9.1 h / day

Humidity

74%

December vs the rest of the year

Here is how every month in Miami stacks up against December — the 4th driest month for rain.

MonthAvg highvs DecemberRainRainy days
January23.6°C (74.5°F)−1.2°C (−2.2°F)53 mm8
February24.5°C (76.1°F)−0.3°C (−0.5°F)52 mm9
March25.6°C (78.1°F)+0.8°C (+1.4°F)55 mm8
April27.2°C (81°F)+2.4°C (+4.3°F)67 mm10
May28.6°C (83.5°F)+3.8°C (+6.8°F)121 mm14
June29.5°C (85.1°F)+4.7°C (+8.5°F)184 mm20
July30.4°C (86.7°F)+5.6°C (+10.1°F)132 mm22
August30.7°C (87.3°F)+5.9°C (+10.6°F)151 mm22
September29.7°C (85.5°F)+4.9°C (+8.8°F)182 mm23
October28.3°C (82.9°F)+3.5°C (+6.3°F)126 mm16
November26.2°C (79.2°F)+1.4°C (+2.5°F)70 mm10
December24.8°C (76.6°F)—61 mm9

What December feels like in Miami

December is early winter in Miami, although winter here means warm days rather than cold ones. Warm daytime weather invites long lunches outside and evening strolls. The gap between afternoon and night is small, so nights stay warm and the temperature hardly changes after dark. The air carries some moisture, so hot spells feel a little sticky.

Rain in Miami in December

It is a changeable month: rain comes about one day in 3, with dry spells in between. Each rainy day adds about 6.8 mm (0.3 in), a proper wetting rather than a sprinkle. The yearly figure is similar, around 7.3 mm per wet day.

Daylight and sunshine in December

On 15 December the sun rises at about 7:00 am and sets around 5:32 pm local time, giving 10 h 33 min of daylight. Days are getting shorter: 22 min less daylight than in mid-November. Measured sunshine covers about 86% of the daylight — skies are mostly clear.

How December compares to the rest of the year

In Miami's temperature order, December sits as the 3rd coolest month. Compared with November, afternoons are 1.4°C (2.5°F) cooler, with 9 mm less rain. The cooling trend carries on into January. By January, typical highs are 23.6°C (74.5°F).

Who December suits

  • Sightseeing: a good fit — the weather rarely gets in the way of a city walk.
  • Parks & outdoor: a good fit — pleasant for gardens, parks and riversides.
  • Beach: less ideal — too many rainy days.

Tips for visiting Miami in December

Rain Protection

Keep a small umbrella in your bag and wear shoes that cope with puddles.

Sunglasses

Bright days make sunglasses worth packing.

Quick questions

How warm is Miami in December?

Afternoons average 24.8°C (76.6°F) and nights about 19.8°C (67.6°F) — warm by most people's standards. It is the 3rd coolest month of the year.

Does it rain a lot in Miami in December?

Quite a lot — 61 mm spread over about 9 days.

What should I wear in Miami in December?

Pack rain protection and sunglasses. There is little need to change for the evening.

Is December or January better for visiting Miami?

January scores better on our climate ranking (#2 of 12 vs #4), rated Great against Great. January is cooler and has fewer rainy days.

Is December a good time to visit Miami?

Great

Great — comfortable temperatures, some rainy days (about 9), plenty of sunshine (9.1 h a day). Within Miami's own year, December ranks #4 of 12.

December in other United States cities

Warmer or drier places in December

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Monthly averages from 20 years of Open-Meteo history (2006–2025), not a forecast — see all 12 months in Miami weather by month.