Montevideo in October

In October, Montevideo averages 19°C (66°F) during the day and 13°C (55°F) at night, with frequent rain — about 15 days of the month see precipitation (90 mm total).

High season

Conditions are comfortable for sightseeing without being sweltering. Plan for unsettled weather and bring rain gear.

October offers comfortable temperatures in Montevideo, with some rain to plan around.

19°C
Avg high
13°C
Avg low
15
Rain days
90 mm
Rainfall

How October compares to the rest of the year in Montevideo

7th
warmest month of the 12
3rd
wettest month of the 12
9%
of yearly rainfall falls in October
12 h 56 min
daylight on the 15th

October is in the middle of the year for warmth in Montevideo (7th of 12) and one of the wettest months (3rd of 12). Daytime temperature runs 1°C below the annual average (20°C). October runs 2°C warmer than September (17°C) and warms a further 4°C into November (22°C).

October sunrise & sunset in Montevideo

🌅
Sunrise (15th)
6:02 AM
🌇
Sunset (15th)
6:58 PM
Day length
12 h 56 min

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

Photography light in Montevideo — October

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

🌅 Blue hour (AM)
5:02 AM – 5:42 AM
🌄 Golden hour (AM)
5:42 AM – 6:42 AM
🌇 Golden hour (PM)
6:18 PM – 7:18 PM
🌆 Blue hour (PM)
7:18 PM – 7:58 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Montevideo.

📅 When to book — Montevideo in October

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 October's tier (High season) and Montevideo'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.

Crowds & pricing — October in Montevideo

High season

This is a busy month in Montevideo — 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: excellent tourism weather

Sun & mosquito risk — October in Montevideo

☀️ UV Index (noon, 15th)
11.4
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 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 Montevideo — October

17.9°C (64°F)
cool
swimmable but bracing — wetsuit helps for long sessions

Across the year Montevideo's sea swings from 11.1°C (July) to 24.7°C (January) — October sits at 17.9°C.

Montevideo in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 27°C / 80°F 20°C / 68°F 84 mm 14
February 26°C / 79°F 20°C / 67°F 99 mm 15
March 24°C / 75°F 18°C / 64°F 83 mm 16
April 21°C / 70°F 16°C / 60°F 103 mm 14
May 17°C / 63°F 12°C / 54°F 83 mm 14
June 15°C / 58°F 9°C / 49°F 66 mm 13
July 14°C / 57°F 9°C / 48°F 110 mm 14
August 16°C / 60°F 10°C / 49°F 91 mm 12
September 17°C / 62°F 11°C / 51°F 77 mm 12
October 19°C / 66°F 13°C / 55°F 90 mm 15
November 22°C / 72°F 16°C / 60°F 76 mm 12
December 25°C / 77°F 18°C / 65°F 70 mm 13

Other cities with similar October weather

🌍 See the full ranked list of climate twins for Montevideo in October →

Frequently asked questions

How hot is Montevideo in October?

In October, Montevideo averages a high of 19°C (66°F) and a low of 13°C (55°F) — generally mild and pleasant.

Does it rain a lot in Montevideo in October?

October is quite rainy in Montevideo, with about 15 rainy days on average.

Is October a good time to visit Montevideo?

October is mild and pleasant but on the rainy side. It suits travelers who are comfortable with mild and pleasant weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Montevideo in October?

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

Open Montevideo on the interactive map

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