Weather in Montevideo for January 2026
Heat Wave Warning - See hour by hour.
Until now, January 2026 in Montevideo is slightly cooler than the historical average by -1.6 °C.
Expect cooler weather in the next days in Montevideo with the forecast suggesting a temperature of 27 °C, lower than the historical average.
In general, the average temperature in Montevideo at the beginning of January is 28.4 °C. As the month progressed, temperatures tended to remain steady, reaching an average of 28.4 °C by the end of January.
The climate of Montevideo in January is notably wet, with an average of 11 rainy days, and a total of 47.4 mm of precipitation.
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Montevideo Weather January
Temperatures trend during January in Montevideo
January weather in Montevideo day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jan. | Patchy rain possible | 30° /19° | 4 mm | 9 | |
| 2 Jan. | Patchy rain possible | 27° /18° | 1 mm | 9 | |
| 3 Jan. | Cloudy | 26° /16° | 0.1 mm | 8 | |
| 4 Jan. | Sunny | 25° /17° | 0.1 mm | 9 | |
| 5 Jan. | Sunny | 29° /15° | 0 mm | 10 | |
| 6 Jan. | Partly cloudy | 31° /17° | 0 mm | 10 | |
| 7 Jan. | Sunny | 31° /18° | 2.5 mm | 10 | |
| 8 Jan. | Sunny | 29° /18° | 0.4 mm | 11 | |
| 9 Jan. | Sunny | 31° /17° | 0 mm | 10 | |
| 10 Jan. | Patchy rain possible | 28° /18° | 1.6 mm | 8 | |
| 11 Jan. | Sunny | 27° /18° | 2.6 mm | 8 | |
| 12 Jan. | Patchy rain possible | 29° /17° | 0 mm | 10 | |
| 13 Jan. | Sunny | 31° /17° | 0.1 mm | 10 | |
| 14 Jan. | Sunny | 33° /19° | 0.1 mm | 11 | |
| 15 Jan. | Partly cloudy | 34° /20° | 0 mm | 11 | |
| 16 Jan. | Sunny | 31° /20° | 6.7 mm | 11 | |
| 17 Jan. | Sunny | 32° /19° | 0.2 mm | 11 | |
| 18 Jan. | Patchy rain possible | 29° /20° | 4.4 mm | 9 | |
| 19 Jan. | Patchy rain possible | 26° /18° | 4.7 mm | 9 | |
| 20 Jan. | Sunny | 29° /18° | 2.5 mm | 10 | |
| 21 Jan. | Sunny | 29° /17° | 3.4 mm | 10 | |
| 22 Jan. | Sunny | 31° /18° | 0 mm | 10 | |
| 23 Jan. | Sunny | 31° /18° | 0 mm | 10 | |
| 24 Jan. | Sunny | 30° /19° | 0 mm | 3.4 | |
| 25 Jan. | Sunny | 31° /20° | 0 mm | 3.5 | |
| 26 Jan. | Sunny | 34° /22° | 0 mm | 0.7 | |
| 27 Jan. | Sunny | 28° /21° | 0 mm | 10 | |
| 28 Jan. | Patchy rain possible | 25° /20° | 0.1 mm | 8 | |
| 29 Jan. | Sunny | 28° /22° | 0 mm | 9 | |
| 30 Jan. | Sunny | 27° /20° | 0 mm | 9 | |
| 31 Jan. | Sunny | 26° /19° | 0 mm | 9 | |
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Montevideo in January - FAQ
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January rainfall patterns in Montevideo
UV exposure in Montevideo during January
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