Miami in December

In December, Miami averages 26°C (79°F) during the day and 17°C (63°F) at night, with around 6 days of rain (51 mm total).

Peak season

Conditions are warm and beach-friendly. Occasional showers are likely but won't dominate.

December is a great month to visit Miami: pleasant temperatures and relatively few wet days.

26°C
Avg high
17°C
Avg low
6
Rain days
51 mm
Rainfall

How December compares to the rest of the year in Miami

11th
warmest month of the 12
12th
wettest month of the 12
3%
of yearly rainfall falls in December
10 h 32 min
daylight on the 15th

December is one of the coolest months in Miami (11th of 12) and one of the driest months (12th of 12). Daytime temperature runs 3°C below the annual average (29°C). December runs 1°C cooler than November (27°C) and cools 1°C in January (25°C).

December sunrise & sunset in Miami

🌅
Sunrise (15th)
6:59 AM
🌇
Sunset (15th)
5:32 PM
Day length
10 h 32 min

Times shown for Miami local time (America/New_York), calculated for the 15th of December. They shift by a few minutes day to day across the month.

Photography light in Miami — December

Golden-hour and blue-hour windows for the 15th of December, in Miami's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:59 AM – 6:39 AM
🌄 Golden hour (AM)
6:39 AM – 7:39 AM
🌇 Golden hour (PM)
4:52 PM – 5:52 PM
🌆 Blue hour (PM)
5:52 PM – 6:32 PM

📅 When to book — Miami in December

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on December's tier (Peak season) and Miami's popularity.

✈ Flights — lead time
4-6 months
Flight prices are near their annual peak. Watch fare-alert tools, book directly when you see a fare under the typical range for this city.
🏨 Lodging — lead time
5-7 months
Boutique hotels and tourist-zone properties fill 6 months out. If you're looking at a specific named hotel or rental, book it the moment you can.
⚠ Christmas / New Year travel is a global premium-pricing event — many destinations 30-50% above normal. Book 4+ months ahead if your dates are Dec 20 - Jan 2.

December in United States — events that affect travel

Known cultural, religious, or national events that surge prices, fill hotels, or close businesses during this month. Plan around them, or build your itinerary around the ones you'd like to see.

🎄
US Christmas/New Year Window
Travel surge · high impact

Major travel surge plus widespread Dec 24-26 and Jan 1 business closures.

Plan: Book flights and hotels well ahead; expect many restaurants/shops closed Dec 25 and Jan 1.

Crowds & pricing — December in Miami

Peak season

Miami is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.

Why this tier: excellent tourism weather Christmas / New Year travel surge beach-season conditions

Sun & mosquito risk — December in Miami

☀️ UV Index (noon, 15th)
7.5
High
Cover up and apply SPF 30+ for any outdoor activity longer than 30 minutes.
🦟 Mosquito risk
●●●○○
Moderate
Active mosquito season. DEET 25-30% repellent recommended, especially at dawn/dusk.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Sea temperature in Miami — December

23.6°C (74°F)
warm
comfortable for extended swimming

Across the year Miami's sea swings from 22.6°C (January) to 32.2°C (July) — December sits at 23.6°C.

Miami in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 25°C / 77°F 16°C / 61°F 41 mm 6 0
February 26°C / 79°F 17°C / 63°F 56 mm 6 0
March 27°C / 81°F 19°C / 66°F 76 mm 6 0
April 28°C / 82°F 20°C / 68°F 79 mm 6 0
May 30°C / 86°F 23°C / 73°F 145 mm 10 0
June 31°C / 88°F 25°C / 77°F 240 mm 15 0
July 32°C / 90°F 25°C / 77°F 165 mm 16 0
August 33°C / 91°F 26°C / 79°F 219 mm 18 0
September 31°C / 88°F 25°C / 77°F 240 mm 17 0
October 30°C / 86°F 23°C / 73°F 168 mm 12 0
November 27°C / 81°F 20°C / 68°F 84 mm 8 0
December 26°C / 79°F 17°C / 63°F 51 mm 6 0

Other cities with similar December weather

🌍 See the full ranked list of climate twins for Miami in December →

Frequently asked questions

How hot is Miami in December?

In December, Miami averages a high of 26°C (79°F) and a low of 17°C (63°F) — generally warm.

Does it rain a lot in Miami in December?

December sees occasional rain in Miami, with about 6 rainy days on average.

Is December a good time to visit Miami?

December is warm. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Miami in December?

Pack light layers for warm days and cooler evenings. See the full December packing list for Miami for a complete, climate-based checklist.

Open Miami on the interactive map

Check the live 10-day forecast and sunrise/sunset.