Belo Horizonte in September

In September, Belo Horizonte averages 28°C (83°F) during the day and 16°C (61°F) at night, with around 10 days of rain (34 mm total).

Shoulder

Conditions are warm and beach-friendly. Plan for unsettled weather and bring rain gear.

September offers comfortable temperatures in Belo Horizonte, with some rain to plan around.

28°C
Avg high
16°C
Avg low
10
Rain days
34 mm
Rainfall

How September compares to the rest of the year in Belo Horizonte

1st
warmest month of the 12
9th
wettest month of the 12
3%
of yearly rainfall falls in September
11 h 58 min
daylight on the 15th

September is one of the warmest months in Belo Horizonte (1st of 12) and moderately rainy compared to the rest of the year (9th of 12). Daytime temperature runs 2°C above the annual average (26°C). September runs 3°C warmer than August (25°C) and stays flat into October.

September sunrise & sunset in Belo Horizonte

🌅
Sunrise (15th)
5:52 AM
🌇
Sunset (15th)
5:50 PM
Day length
11 h 58 min

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

Photography light in Belo Horizonte — September

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

🌅 Blue hour (AM)
4:52 AM – 5:32 AM
🌄 Golden hour (AM)
5:32 AM – 6:32 AM
🌇 Golden hour (PM)
5:10 PM – 6:10 PM
🌆 Blue hour (PM)
6:10 PM – 6:50 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Belo Horizonte.

📅 When to book — Belo Horizonte in September

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 September's tier (Shoulder) and Belo Horizonte's popularity.

✈ Flights — lead time
6-10 weeks
Sweet spot for value. Major fare-sales (US: Black Friday, EU: post-Easter) hit hardest in shoulder months for shoulder travel.
🏨 Lodging — lead time
4-8 weeks
Lots of selection. Look for shoulder-season packages — many hotels add value (free breakfast, spa credit) to fill rooms.

Crowds & pricing — September in Belo Horizonte

Shoulder

Belo Horizonte is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.

Why this tier: comfortable tourism weather

Sun & mosquito risk — September in Belo Horizonte

☀️ UV Index (noon, 15th)
11.8
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.

Belo Horizonte in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 28°C / 82°F 19°C / 66°F 205 mm 22
February 27°C / 80°F 19°C / 66°F 170 mm 22
March 27°C / 81°F 18°C / 65°F 91 mm 22
April 26°C / 79°F 17°C / 63°F 49 mm 18
May 24°C / 76°F 15°C / 58°F 28 mm 12
June 24°C / 74°F 14°C / 57°F 8 mm 7
July 24°C / 74°F 13°C / 55°F 5 mm 5
August 25°C / 78°F 14°C / 57°F 12 mm 6
September 28°C / 83°F 16°C / 61°F 34 mm 10
October 28°C / 82°F 18°C / 64°F 111 mm 19
November 26°C / 79°F 18°C / 64°F 189 mm 23
December 27°C / 80°F 19°C / 65°F 193 mm 24

Other cities with similar September weather

🌍 See the full ranked list of climate twins for Belo Horizonte in September →

Frequently asked questions

How hot is Belo Horizonte in September?

In September, Belo Horizonte averages a high of 28°C (83°F) and a low of 16°C (61°F) — generally warm.

Does it rain a lot in Belo Horizonte in September?

September can be fairly wet in Belo Horizonte, with about 10 rainy days on average.

Is September a good time to visit Belo Horizonte?

September 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 Belo Horizonte in September?

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

Open Belo Horizonte on the interactive map

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