Goiânia in January

In January, Goiânia averages 29°C (84°F) during the day and 20°C (68°F) at night, with frequent rain — about 24 days of the month see precipitation (151 mm total).

High season

Conditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.

January offers comfortable temperatures in Goiânia, with some rain to plan around.

29°C
Avg high
20°C
Avg low
24
Rain days
151 mm
Rainfall

How January compares to the rest of the year in Goiânia

5th
warmest month of the 12
4th
wettest month of the 12
15%
of yearly rainfall falls in January
13 h 1 min
daylight on the 15th

January is in the middle of the year for warmth in Goiânia (5th of 12) and moderately rainy compared to the rest of the year (4th of 12). Daytime temperature runs 1°C below the annual average (29°C). January runs roughly the same as December (29°C) and stays flat into February.

January sunrise & sunset in Goiânia

🌅
Sunrise (15th)
5:55 AM
🌇
Sunset (15th)
6:56 PM
Day length
13 h 1 min

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

Photography light in Goiânia — January

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

🌅 Blue hour (AM)
4:55 AM – 5:35 AM
🌄 Golden hour (AM)
5:35 AM – 6:35 AM
🌇 Golden hour (PM)
6:16 PM – 7:16 PM
🌆 Blue hour (PM)
7:16 PM – 7:56 PM
Milky Way galactic core
Poor
Core barely rises (or hasn't yet returned for the season). Consider a different month.

📅 When to book — Goiânia in January

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 January's tier (High season) and Goiânia'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 — January in Goiânia

High season

This is a busy month in Goiânia — 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: Southern Hemisphere summer holidays

Sun & mosquito risk — January in Goiânia

☀️ 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.

Goiânia in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 29°C / 84°F 20°C / 68°F 151 mm 24
February 28°C / 83°F 20°C / 68°F 164 mm 25
March 28°C / 83°F 20°C / 67°F 142 mm 26
April 29°C / 83°F 19°C / 66°F 69 mm 18
May 28°C / 83°F 17°C / 62°F 10 mm 7
June 28°C / 82°F 16°C / 61°F 1 mm 1
July 28°C / 83°F 15°C / 60°F 1 mm 1
August 31°C / 88°F 18°C / 64°F 2 mm 2
September 33°C / 92°F 20°C / 69°F 16 mm 8
October 32°C / 90°F 21°C / 70°F 96 mm 20
November 29°C / 85°F 20°C / 68°F 153 mm 26
December 29°C / 84°F 20°C / 68°F 178 mm 24

Other cities with similar January weather

🌍 See the full ranked list of climate twins for Goiânia in January →

Frequently asked questions

How hot is Goiânia in January?

In January, Goiânia averages a high of 29°C (84°F) and a low of 20°C (68°F) — generally warm.

Does it rain a lot in Goiânia in January?

January is quite rainy in Goiânia, with about 24 rainy days on average.

Is January a good time to visit Goiânia?

January 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 Goiânia in January?

Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full January packing list for Goiânia for a complete, climate-based checklist.

Open Goiânia on the interactive map

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