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Guichón Weather in September
Guichón in September averages 22°C (72°F) during the day and 10°C (50°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
Rainfall in Guichón in September
Past climate data indicates that roughly 8 days will see rain, totalling around 105 mm (4.1 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Guichón in September
Temperatures in Guichón in September top out at 22°C (72°F) and drop to 10°C (50°F) overnight. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 10°C (50°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.If you prefer enjoying temperate temperatures and rain-free days, August typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Guichón Temperature in September
Min Temperature
10°C (50°F)
Max Temperature
22°C (72°F)
Chance of Rain
28%
Precipitation
105 mm (4.1 in)
Rainy days
8 days
Guichón Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Guichón - and find the best time to visit.
Daily Historical Temperatures
45-year average (1979-2025)
Based on our historical records, temperatures in Guichón typically stay consistent throughout September, with daily highs averaging around 22°C (72°F). Nights are cool, with lows typically ranging from 9°C (48°F) to 12°C (54°F).
Average temperatures in September
Historical weather records for Guichón in September
Browse day-by-day weather records for Guichón spanning 49 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Guichón historical weather extremes in September
Based on weather observations in Guichón between 1999 and 2025, these are the recorded extremes during September.
- The warmest day in September was on September 10, 2013, with a maximum of 35°C (95°F).
- On September 6, 2008, Guichón saw its coldest September day with temperatures maxing out at 8°C (46°F).
- The coldest night in September in Guichón was on September 5, 2006, with a minimum of 0°C (32°F).
Best Places in Uruguay in September
Find out more about the weather in Uruguay and which places have the best travel conditions in this month. See all of Uruguay in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Guichón in September
For Guichón in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.
What To Do in Guichón in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Camping3/10 -
Outdoor sports9/10
Guichón 3-Day Forecast
More climate data for Guichón
See the full Guichón climate overview or explore weather in Uruguay.
Popular in September
Where to go in September - average daytime high across popular destinations.
Colonia del Sacramento
18°C (64°F) Montevideo18°C (64°F) La Pedrera17°C (63°F) José Ignacio
17°C (63°F) Piriápolis17°C (63°F) La Paloma16°C (61°F) Punta Del Diablo17°C (63°F) Punta del Este16°C (61°F) Bucket list
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