Gramado in December

In December, Gramado averages 25°C (77°F) during the day and 15°C (59°F) at night, with frequent rain — about 21 days of the month see precipitation (168 mm total).

High season

Conditions are comfortable for sightseeing without being sweltering. Expect daily rain or showers, often in heavy bursts.

December offers comfortable temperatures in Gramado, with some rain to plan around.

25°C
Avg high
15°C
Avg low
21
Rain days
168 mm
Rainfall

How December compares to the rest of the year in Gramado

3rd
warmest month of the 12
5th
wettest month of the 12
9%
of yearly rainfall falls in December
14 h 1 min
daylight on the 15th

December is one of the warmest months in Gramado (3rd of 12) and moderately rainy compared to the rest of the year (5th of 12). Daytime temperature runs 4°C above the annual average (21°C). December runs 2°C warmer than November (23°C) and warms a further 1°C into January (26°C).

December sunrise & sunset in Gramado

🌅
Sunrise (15th)
5:18 AM
🌇
Sunset (15th)
7:18 PM
Day length
14 h 1 min

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

Photography light in Gramado — December

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

🌅 Blue hour (AM)
4:18 AM – 4:58 AM
🌄 Golden hour (AM)
4:58 AM – 5:58 AM
🌇 Golden hour (PM)
6:38 PM – 7:38 PM
🌆 Blue hour (PM)
7:38 PM – 8:18 PM

📅 When to book — Gramado 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 (High season) and Gramado's popularity.

✈ Flights — lead time
2-3 months
Prices are above off-season but not the absolute peak. Tuesday/Wednesday departures are usually cheaper than weekend ones.
🏨 Lodging — lead time
2-3 months
Wide selection still available at this lead time. Premium properties book first; consider 'last-minute deal' availability at 2-week mark if your dates are flexible.
⚠ 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.

Crowds & pricing — December in Gramado

High season

This is a busy month in Gramado — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.

Why this tier: comfortable tourism weather

Sun & mosquito risk — December in Gramado

☀️ UV Index (noon, 15th)
12.9
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●●●
Severe
Severe mosquito season with active disease transmission risk. DEET 30%+, picaridin 20%, long sleeves day and night, treated nets, and check CDC/WHO travel advisories before going.

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.

Gramado in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 26°C / 78°F 17°C / 62°F 200 mm 25
February 25°C / 77°F 16°C / 60°F 135 mm 22
March 23°C / 74°F 15°C / 58°F 160 mm 23
April 21°C / 70°F 12°C / 54°F 113 mm 18
May 17°C / 63°F 9°C / 49°F 164 mm 17
June 16°C / 61°F 8°C / 46°F 170 mm 14
July 17°C / 62°F 8°C / 46°F 147 mm 14
August 19°C / 65°F 8°C / 47°F 114 mm 14
September 20°C / 68°F 10°C / 50°F 195 mm 19
October 21°C / 70°F 11°C / 53°F 180 mm 21
November 23°C / 73°F 12°C / 54°F 163 mm 19
December 25°C / 77°F 15°C / 59°F 168 mm 21

Other cities with similar December weather

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

Frequently asked questions

How hot is Gramado in December?

In December, Gramado averages a high of 25°C (77°F) and a low of 15°C (59°F) — generally warm.

Does it rain a lot in Gramado in December?

December is quite rainy in Gramado, with about 21 rainy days on average.

Is December a good time to visit Gramado?

December is warm but on the rainy side. 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 Gramado in December?

Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full December packing list for Gramado for a complete, climate-based checklist.

Open Gramado on the interactive map

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