Montevideo
August
Weather in Montevideo for August 2025
Your guide to Montevideo weather in August - trends and predictions
In general, the average temperature in Montevideo at the beginning of August is 18.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14 °C by the end of August.
Montevideo sees moderate rainfall in August, averaging 8 rainy days.
Is August a good time to visit Montevideo? check out the best time to travel to Montevideo page.
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23
Dry days
8
Rainy days
0
Snow days
16°/9°
Temperatures
21 km/h
Avg max wind
68 %
Avg humidity
Montevideo in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  23° | 2  25° | 3 18° | ||||
| 4  16° | 5 18° | 6  18° | 7  13° | 8 12° | 9 13° | 10  17° |
| 11 14° | 12 10° | 13 14° | 14 19° | 15 21° | 16  17° | 17 16° |
| 18 14° | 19 12° | 20 12° | 21 14° | 22 13° | 23 12° | 24 13° |
| 25 12° | 26 13° | 27 14° | 28 15° | 29 15° | 30 15° | 31 14° |
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Temperatures trend during August in Montevideo
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Sunny | 23° /13° | 0 mm | 6 | |
| 2 Aug. | Overcast | 25° /16° | 0 mm | 7 | |
| 3 Aug. | Sunny | 18° /9° | 5.1 mm | 5 | |
| 4 Aug. | Partly cloudy | 16° /8° | 0 mm | 5 | |
| 5 Aug. | Partly cloudy | 18° /8° | 0.1 mm | 5 | |
| 6 Aug. | Heavy rain at times | 18° /13° | 5 mm | 5 | |
| 7 Aug. | Cloudy | 13° /7° | 0 mm | 4 | |
| 8 Aug. | Overcast | 12° /5° | 0.2 mm | 4 | |
| 9 Aug. | Overcast | 13° /6° | 1.6 mm | 4 | |
| 10 Aug. | Patchy rain possible | 17° /8° | 0.1 mm | 4 | |
| 11 Aug. | Partly cloudy | 14° /9° | 0.3 mm | 5 | |
| 12 Aug. | Overcast | 10° /6° | 0.1 mm | 3 | |
| 13 Aug. | Overcast | 14° /3° | 0 mm | 5 | |
| 14 Aug. | Sunny | 19° /6° | 0 mm | 6 | |
| 15 Aug. | Overcast | 21° /10° | 0 mm | 5 | |
| 16 Aug. | Moderate or heavy rain shower | 17° /12° | 5.3 mm | 5 | |
| 17 Aug. | Moderate or heavy rain shower | 16° /11° | 42.3 mm | 5 | |
| 18 Aug. | Moderate rain at times | 14° /10° | 2.8 mm | 4 | |
| 19 Aug. | Sunny | 12° /7° | 0.5 mm | 4 | |
| 20 Aug. | Overcast | 12° /7° | 0.6 mm | 4 | |
| 21 Aug. | Patchy rain possible | 14° /8° | 10.3 mm | 4 | |
| 22 Aug. | Moderate or heavy rain shower | 13° /8° | 10.5 mm | 4 | |
| 23 Aug. | Overcast | 12° /7° | 0.4 mm | 3 | |
| 24 Aug. | Overcast | 13° /6° | 0 mm | 4 | |
| 25 Aug. | Overcast | 12° /6° | 0.1 mm | 4 | |
| 26 Aug. | Sunny | 13° /5° | 0 mm | 5 | |
| 27 Aug. | Sunny | 14° /5° | 0 mm | 5 | |
| 28 Aug. | Overcast | 15° /5° | 0 mm | 4 | |
| 29 Aug. | Overcast | 15° /6° | 0 mm | 5 | |
| 30 Aug. | Overcast | 15° /8° | 7.2 mm | 4 | |
| 31 Aug. | Overcast | 14° /9° | 15.1 mm | 4 | |
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Important Notice
Our weather forecast for Montevideo in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Montevideo forecast closer to your planned date for the most up-to-date weather information.
Montevideo in August - FAQ
What are the expected maximum and minimum temperatures in Montevideo during August?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Montevideo during August?
Significant rainfall exceeding 130.2 mm is expected in Montevideo during August, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Montevideo during August?
The average wind speed in Montevideo during August is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Montevideo in August?
As you prepare for your trip to Montevideo in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Montevideo, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
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