Montevideo weather in January
In January, Montevideo sees average daytime highs of 24°C and overnight lows near 21°C, with 67 mm of rain across 5.8 wet days and about 14.1 hours of daylight. It is the 1st-warmest and 12th-wettest month of the year here.
Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 56% of the time in January, and the air most often feels muggy.
Daylight stretches from about 14 h 18 min at the start of January to 13 h 48 min by month's end. Set against the rest of the year, January is Montevideo's 1st-clearest and 5th-windiest month. For the whole year in context, see Montevideo's year-round climate.
- Daytime high
- 24°
- 1st warmest
- Overnight low
- 21°
- 11th coldest
- Rainfall
- 67 mm
- 5.8 wet days
- Daylight
- 14 h 06 min
- 6:51 AM – 8:57 PM
- Cloud cover
- 39%
- 1st clearest
- Wind
- 22 km/h
- 5th windiest
- Solar energy
- 7.36 kWh/m²
- Travel score
- 8.0
- out of 10
Montevideo is capital and largest city of Uruguay.
- Air quality
- Moderate
- PM2.5 12 µg/m³ · 2018
- Density
- 1,741/km²
- people per km²
- Founded
- 1726
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in January
Day-to-day highs hold fairly steady near 24°C through the month.
A typical January day in Montevideo reaches about 24°C in the afternoon and slips back to 21°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 26°C. Set against its neighbours, January runs about 1°C warmer than December and on par with February.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Avg low (°C) | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 23 | 20 |
| 2 | 23 | 20 |
| 3 | 23 | 20 |
| 4 | 23 | 20 |
| 5 | 24 | 20 |
| 6 | 24 | 20 |
| 7 | 24 | 20 |
| 8 | 24 | 20 |
| 9 | 24 | 21 |
| 10 | 24 | 21 |
| 11 | 24 | 21 |
| 12 | 24 | 21 |
| 13 | 24 | 21 |
| 14 | 24 | 21 |
| 15 | 24 | 21 |
| 16 | 24 | 21 |
| 17 | 24 | 21 |
| 18 | 24 | 21 |
| 19 | 24 | 21 |
| 20 | 24 | 21 |
| 21 | 24 | 21 |
| 22 | 24 | 21 |
| 23 | 24 | 21 |
| 24 | 24 | 21 |
| 25 | 24 | 21 |
| 26 | 24 | 21 |
| 27 | 24 | 21 |
| 28 | 24 | 21 |
| 29 | 24 | 21 |
| 30 | 24 | 21 |
| 31 | 24 | 21 |
Montevideo weather by month
How January compares with the rest of the year at a glance. January is the 1st-warmest and 12th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 24° / 21° | 67 | 5.8 | 14.1 | 8.0 |
| Feb | 24° / 21° | 91 | 7.4 | 13.3 | 7.5 |
| Mar | 22° / 20° | 97 | 7.8 | 12.3 | 7.3 |
| Apr | 19° / 17° | 107 | 8.4 | 11.1 | 6.5 |
| May | 16° / 14° | 87 | 7.9 | 10.2 | 5.4 |
| Jun | 14° / 11° | 90 | 8.6 | 9.7 | 4.0 |
| Jul | 12° / 10° | 96 | 8.7 | 9.9 | 3.4 |
| Aug | 13° / 11° | 97 | 8.4 | 10.7 | 3.9 |
| Sep | 15° / 12° | 92 | 8.3 | 11.8 | 4.6 |
| Oct | 17° / 14° | 111 | 8.8 | 12.9 | 5.7 |
| Nov | 20° / 17° | 101 | 7.7 | 13.8 | 6.8 |
| Dec | 22° / 19° | 73 | 6.8 | 14.3 | 7.5 |
Cloud cover in January
The sky is clear or mostly clear about 56% of the time in January, the clearest month of the year.
Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 30%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 68 | 68 | 68 | 68 | 69 | 69 | 70 | 69 | 70 | 70 | 71 | 71 | 71 | 72 | 72 | 73 | 72 | 72 | 72 | 72 | 72 | 72 | 71 | 71 | 70 | 70 | 69 | 68 | 68 | 67 | 67 |
| Cloudier (%) | 32 | 32 | 32 | 32 | 31 | 31 | 30 | 31 | 30 | 30 | 29 | 29 | 29 | 28 | 28 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 30 | 30 | 31 | 32 | 32 | 33 | 33 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 68 | 32 |
| 2 | 68 | 32 |
| 3 | 68 | 32 |
| 4 | 68 | 32 |
| 5 | 69 | 31 |
| 6 | 69 | 31 |
| 7 | 70 | 30 |
| 8 | 69 | 31 |
| 9 | 70 | 30 |
| 10 | 70 | 30 |
| 11 | 71 | 29 |
| 12 | 71 | 29 |
| 13 | 71 | 29 |
| 14 | 72 | 28 |
| 15 | 72 | 28 |
| 16 | 73 | 27 |
| 17 | 72 | 28 |
| 18 | 72 | 28 |
| 19 | 72 | 28 |
| 20 | 72 | 28 |
| 21 | 72 | 28 |
| 22 | 72 | 28 |
| 23 | 71 | 29 |
| 24 | 71 | 29 |
| 25 | 70 | 30 |
| 26 | 70 | 30 |
| 27 | 69 | 31 |
| 28 | 68 | 32 |
| 29 | 68 | 32 |
| 30 | 67 | 33 |
| 31 | 67 | 33 |
Chance of precipitation in January
Montevideo gets around 67 mm of rain over 5.8 wet days in January, the driest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 19% and peaks near 24% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 18 | 18 | 18 | 18 | 19 | 19 | 20 | 20 | 21 | 22 | 23 | 23 | 24 |
| Rain chance (%) | |
|---|---|
| 1 | 19 |
| 2 | 19 |
| 3 | 19 |
| 4 | 19 |
| 5 | 19 |
| 6 | 19 |
| 7 | 19 |
| 8 | 19 |
| 9 | 19 |
| 10 | 19 |
| 11 | 18 |
| 12 | 18 |
| 13 | 18 |
| 14 | 18 |
| 15 | 18 |
| 16 | 18 |
| 17 | 17 |
| 18 | 17 |
| 19 | 18 |
| 20 | 18 |
| 21 | 18 |
| 22 | 18 |
| 23 | 19 |
| 24 | 19 |
| 25 | 20 |
| 26 | 20 |
| 27 | 21 |
| 28 | 22 |
| 29 | 23 |
| 30 | 23 |
| 31 | 24 |
Humidity in January
Most of January feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, January lands in the muggy band about 37% of days. Sticky, muggy-or-worse air turns up on roughly 49% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Comfortable (%) | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 |
| Humid (%) | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 30 | 30 | 30 | 29 | 29 | 28 | 28 | 27 | 26 | 26 | 26 | 25 | 24 | 24 | 23 | 23 | 23 | 22 | 22 | 22 | 23 | 23 | 23 |
| Muggy (%) | 36 | 36 | 35 | 35 | 34 | 33 | 33 | 33 | 32 | 32 | 33 | 33 | 34 | 34 | 35 | 36 | 37 | 38 | 39 | 39 | 40 | 40 | 41 | 42 | 42 | 42 | 42 | 42 | 41 | 41 | 40 |
| Oppressive (%) | 11 | 11 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 14 | 14 | 15 |
| Miserable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 9 | 14 | 30 | 36 | 11 | 0 |
| 2 | 9 | 14 | 30 | 36 | 11 | 0 |
| 3 | 9 | 14 | 30 | 35 | 12 | 0 |
| 4 | 9 | 14 | 30 | 35 | 12 | 0 |
| 5 | 9 | 14 | 30 | 34 | 12 | 0 |
| 6 | 9 | 14 | 31 | 33 | 13 | 0 |
| 7 | 9 | 14 | 31 | 33 | 13 | 0 |
| 8 | 9 | 15 | 31 | 33 | 13 | 0 |
| 9 | 9 | 15 | 30 | 32 | 13 | 0 |
| 10 | 9 | 15 | 30 | 32 | 13 | 0 |
| 11 | 9 | 16 | 30 | 33 | 13 | 0 |
| 12 | 9 | 16 | 29 | 33 | 12 | 0 |
| 13 | 9 | 16 | 29 | 34 | 12 | 0 |
| 14 | 9 | 17 | 28 | 34 | 12 | 0 |
| 15 | 9 | 17 | 28 | 35 | 11 | 0 |
| 16 | 9 | 17 | 27 | 36 | 11 | 0 |
| 17 | 9 | 17 | 26 | 37 | 11 | 0 |
| 18 | 9 | 17 | 26 | 38 | 10 | 0 |
| 19 | 8 | 17 | 26 | 39 | 10 | 0 |
| 20 | 8 | 17 | 25 | 39 | 10 | 0 |
| 21 | 8 | 17 | 24 | 40 | 10 | 1 |
| 22 | 8 | 17 | 24 | 40 | 11 | 1 |
| 23 | 7 | 17 | 23 | 41 | 11 | 1 |
| 24 | 7 | 16 | 23 | 42 | 11 | 1 |
| 25 | 7 | 16 | 23 | 42 | 12 | 1 |
| 26 | 7 | 16 | 22 | 42 | 12 | 1 |
| 27 | 7 | 15 | 22 | 42 | 13 | 1 |
| 28 | 7 | 15 | 22 | 42 | 13 | 1 |
| 29 | 7 | 14 | 23 | 41 | 14 | 1 |
| 30 | 7 | 14 | 23 | 41 | 14 | 1 |
| 31 | 7 | 14 | 23 | 40 | 15 | 1 |
Wind in January
Winds average 22 km/h in January.
Across January, daily wind ranges from about 22 km/h on the calmest days to 23 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Feels | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 22 | breezy |
| 2 | 22 | breezy |
| 3 | 22 | breezy |
| 4 | 22 | breezy |
| 5 | 22 | breezy |
| 6 | 22 | breezy |
| 7 | 22 | breezy |
| 8 | 22 | breezy |
| 9 | 22 | breezy |
| 10 | 22 | breezy |
| 11 | 22 | breezy |
| 12 | 22 | breezy |
| 13 | 22 | breezy |
| 14 | 22 | breezy |
| 15 | 22 | breezy |
| 16 | 22 | breezy |
| 17 | 22 | breezy |
| 18 | 22 | breezy |
| 19 | 22 | breezy |
| 20 | 23 | breezy |
| 21 | 23 | breezy |
| 22 | 23 | breezy |
| 23 | 23 | breezy |
| 24 | 23 | breezy |
| 25 | 23 | breezy |
| 26 | 23 | breezy |
| 27 | 23 | breezy |
| 28 | 23 | breezy |
| 29 | 23 | breezy |
| 30 | 23 | breezy |
| 31 | 23 | breezy |
Sunrise & sunset in January
Daylight runs from about 14 h 18 min at the start of January to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 30 minutes over January. Sunrise moves from 6:39 AM to 7:05 AM, and sunset from 8:57 PM to 8:51 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 14.3 | 14.3 | 14.3 | 14.3 | 14.3 | 14.3 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.1 | 14.1 | 14.1 | 14.1 | 14.1 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.9 | 13.9 | 13.9 | 13.9 | 13.8 | 13.8 | 13.8 | 13.8 |
| Sunrise (AM) | 6:39 | 6:39 | 6:40 | 6:41 | 6:42 | 6:42 | 6:43 | 6:44 | 6:45 | 6:46 | 6:46 | 6:47 | 6:48 | 6:49 | 6:50 | 6:51 | 6:52 | 6:53 | 6:54 | 6:55 | 6:56 | 6:57 | 6:57 | 6:58 | 6:59 | 7:00 | 7:01 | 7:02 | 7:03 | 7:04 | 7:05 |
| Sunset (PM) | 8:57 | 8:57 | 8:58 | 8:58 | 8:58 | 8:58 | 8:58 | 8:58 | 8:58 | 8:58 | 8:58 | 8:58 | 8:58 | 8:58 | 8:57 | 8:57 | 8:57 | 8:57 | 8:56 | 8:56 | 8:56 | 8:55 | 8:55 | 8:55 | 8:54 | 8:54 | 8:53 | 8:53 | 8:52 | 8:51 | 8:51 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.3 | 6:39 | 8:57 |
| 2 | 14.3 | 6:39 | 8:57 |
| 3 | 14.3 | 6:40 | 8:58 |
| 4 | 14.3 | 6:41 | 8:58 |
| 5 | 14.3 | 6:42 | 8:58 |
| 6 | 14.3 | 6:42 | 8:58 |
| 7 | 14.2 | 6:43 | 8:58 |
| 8 | 14.2 | 6:44 | 8:58 |
| 9 | 14.2 | 6:45 | 8:58 |
| 10 | 14.2 | 6:46 | 8:58 |
| 11 | 14.2 | 6:46 | 8:58 |
| 12 | 14.2 | 6:47 | 8:58 |
| 13 | 14.2 | 6:48 | 8:58 |
| 14 | 14.1 | 6:49 | 8:58 |
| 15 | 14.1 | 6:50 | 8:57 |
| 16 | 14.1 | 6:51 | 8:57 |
| 17 | 14.1 | 6:52 | 8:57 |
| 18 | 14.1 | 6:53 | 8:57 |
| 19 | 14.0 | 6:54 | 8:56 |
| 20 | 14.0 | 6:55 | 8:56 |
| 21 | 14.0 | 6:56 | 8:56 |
| 22 | 14.0 | 6:57 | 8:55 |
| 23 | 14.0 | 6:57 | 8:55 |
| 24 | 13.9 | 6:58 | 8:55 |
| 25 | 13.9 | 6:59 | 8:54 |
| 26 | 13.9 | 7:00 | 8:54 |
| 27 | 13.9 | 7:01 | 8:53 |
| 28 | 13.8 | 7:02 | 8:53 |
| 29 | 13.8 | 7:03 | 8:52 |
| 30 | 13.8 | 7:04 | 8:51 |
| 31 | 13.8 | 7:05 | 8:51 |
Solar energy in January
Average shortwave solar energy reaching the ground each day in January, about 7.36 kWh/m².
For context, solar energy here swings from a low near 2.18 kWh/m² to a high of 7.54 kWh/m² in December across the year — January's 7.36 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.4 | 7.4 | 7.4 | 7.4 | 7.3 | 7.3 | 7.3 | 7.3 | 7.2 | 7.2 | 7.1 | 7.1 | 7.0 | 7.0 | 6.9 | 6.9 | 6.8 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 7.5 | Intense |
| 2 | 7.5 | Intense |
| 3 | 7.5 | Intense |
| 4 | 7.5 | Intense |
| 5 | 7.5 | Intense |
| 6 | 7.5 | Intense |
| 7 | 7.5 | Intense |
| 8 | 7.5 | Intense |
| 9 | 7.5 | Intense |
| 10 | 7.5 | Intense |
| 11 | 7.5 | Intense |
| 12 | 7.5 | Intense |
| 13 | 7.5 | Intense |
| 14 | 7.5 | Intense |
| 15 | 7.4 | Intense |
| 16 | 7.4 | Intense |
| 17 | 7.4 | Intense |
| 18 | 7.4 | Intense |
| 19 | 7.3 | Intense |
| 20 | 7.3 | Intense |
| 21 | 7.3 | Intense |
| 22 | 7.3 | Intense |
| 23 | 7.2 | Intense |
| 24 | 7.2 | Intense |
| 25 | 7.1 | Intense |
| 26 | 7.1 | Intense |
| 27 | 7.0 | Intense |
| 28 | 7.0 | Intense |
| 29 | 6.9 | Intense |
| 30 | 6.9 | Intense |
| 31 | 6.8 | Intense |
Is January a good time to visit Montevideo?
Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
January is one of the better times to visit Montevideo for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Montevideo in January
From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In January, Montevideo sees daytime highs around 24°C and nights near 21°C. Pack sun protection. Worth having: light clothes and a windbreaker. About 6 days see rain.
Sea temperature near Montevideo in January
The nearest coast averages about 23°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in February at about 24°C and coldest in July near 11°C.
It's comfortable for a long swim from Nov 27 to Apr 9 — about 4.4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 23 | 24 | 22 | 19 | 16 | 13 | 11 | 12 | 13 | 16 | 19 | 22 |
| Comfort | Refreshing | Refreshing | Refreshing | Cool | Cool | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 23 | Refreshing |
| Feb | 24 | Refreshing |
| Mar | 22 | Refreshing |
| Apr | 19 | Cool |
| May | 16 | Cool |
| Jun | 13 | Bracing |
| Jul | 11 | Bracing |
| Aug | 12 | Bracing |
| Sep | 13 | Bracing |
| Oct | 16 | Cool |
| Nov | 19 | Cool |
| Dec | 22 | Refreshing |
UV index in Montevideo in January
Clear-sky midday UV in January peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Montevideo peaks around January 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 12 | 11 | 10 | 6 | 3 | 2 | 3 | 4 | 6 | 8 | 11 | 11 |
| Level | Extreme | Extreme | Very high | High | Moderate | Moderate | Moderate | Moderate | High | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 12 | Extreme |
| Feb | 11 | Extreme |
| Mar | 10 | Very high |
| Apr | 6 | High |
| May | 3 | Moderate |
| Jun | 2 | Moderate |
| Jul | 3 | Moderate |
| Aug | 4 | Moderate |
| Sep | 6 | High |
| Oct | 8 | Very high |
| Nov | 11 | Extreme |
| Dec | 11 | Extreme |
Air quality in Montevideo in January
Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.
Air quality in Montevideo is worst in August — around 16 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (February, 10 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to Montevideo's WHO annual average of 12 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 12 | 10 | 10 | 11 | 12 | 13 | 15 | 16 | 14 | 12 | 10 | 10 |
| Level | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Good |
| Feb | 10 | Good |
| Mar | 10 | Good |
| Apr | 11 | Good |
| May | 12 | Moderate |
| Jun | 13 | Moderate |
| Jul | 15 | Moderate |
| Aug | 16 | Moderate |
| Sep | 14 | Moderate |
| Oct | 12 | Good |
| Nov | 10 | Good |
| Dec | 10 | Good |
Where is Montevideo?
Montevideo sits at 34.9°S, 56.2°W, 34 m above sea level, in Uruguay. The nearest listed city is Paso de Carrasco, 13 km away.
Topography around Montevideo
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Montevideo.
Within 3 km, the terrain around Montevideo has only modest variations in elevation — a maximum elevation change of 56 m around an average of 16 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 130 m; within 80 km, significant variations in elevation — a maximum elevation change of 394 m.
The land around Montevideo is covered by artificial surfaces (55%) and water (38%) within 3 km, water (53%) and artificial surfaces (21%) within 16 km, and water (43%) and grassland (27%) within 80 km.
Uruguay travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F / I / L
- 230 V · 50 Hz
- Prices
- ≈ 66% of US
- price level, 2025
- GDP per capita
- $25,216
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Homicide rate
- 11.2
- per 100k, 2023
- Road deaths
- 14.8
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 542
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Montevideo (-34.9033°, -56.1882°, elevation 34 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).