Rio Grande weather in January
In January, Rio Grande sees average daytime highs of 24°C and overnight lows near 22°C, with 87 mm of rain across 8.6 wet days and about 13.9 hours of daylight. It is the 2nd-warmest and 10th-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 46% of the time in January, and the air most often feels oppressive.
Daylight stretches from about 14 h 06 min at the start of January to 13 h 36 min by month's end. Set against the rest of the year, January is Rio Grande's 3rd-clearest and 5th-windiest month. For the whole year in context, see Rio Grande's year-round climate.
- Daytime high
- 24°
- 2nd warmest
- Overnight low
- 22°
- 11th coldest
- Rainfall
- 87 mm
- 8.6 wet days
- Daylight
- 13 h 54 min
- 6:41 AM – 8:34 PM
- Cloud cover
- 50%
- 3rd clearest
- Wind
- 23 km/h
- 5th windiest
- Solar energy
- 6.76 kWh/m²
- Travel score
- 7.4
- out of 10
Rio Grande is municipality of Rio Grande do Sul state, Brazil.
- Density
- 67/km²
- people per km²
- Founded
- 1737
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 Rio Grande reaches about 24°C in the afternoon and slips back to 22°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 26°C. Set against its neighbours, January runs about 2°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) | 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 | 24 | 24 | 25 | 25 |
| Avg low (°C) | 22 | 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 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 24 | 22 |
| 2 | 24 | 22 |
| 3 | 24 | 22 |
| 4 | 24 | 22 |
| 5 | 24 | 22 |
| 6 | 24 | 22 |
| 7 | 24 | 22 |
| 8 | 24 | 22 |
| 9 | 24 | 22 |
| 10 | 24 | 22 |
| 11 | 24 | 22 |
| 12 | 24 | 22 |
| 13 | 24 | 22 |
| 14 | 24 | 22 |
| 15 | 24 | 22 |
| 16 | 24 | 22 |
| 17 | 24 | 22 |
| 18 | 24 | 22 |
| 19 | 24 | 22 |
| 20 | 24 | 22 |
| 21 | 24 | 23 |
| 22 | 24 | 23 |
| 23 | 24 | 23 |
| 24 | 24 | 23 |
| 25 | 24 | 23 |
| 26 | 24 | 23 |
| 27 | 24 | 23 |
| 28 | 24 | 23 |
| 29 | 24 | 23 |
| 30 | 25 | 23 |
| 31 | 25 | 23 |
Rio Grande weather by month
How January compares with the rest of the year at a glance. January is the 2nd-warmest and 10th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 24° / 22° | 87 | 8.6 | 13.9 | 7.4 |
| Feb | 24° / 23° | 84 | 9.7 | 13.2 | 7.0 |
| Mar | 24° / 22° | 92 | 10 | 12.2 | 7.1 |
| Apr | 21° / 19° | 113 | 10.2 | 11.2 | 6.6 |
| May | 19° / 16° | 104 | 9.7 | 10.4 | 6.1 |
| Jun | 16° / 14° | 110 | 9.7 | 9.9 | 5.0 |
| Jul | 15° / 12° | 112 | 10.2 | 10.1 | 4.4 |
| Aug | 15° / 13° | 108 | 9.7 | 10.8 | 4.8 |
| Sep | 16° / 14° | 125 | 10.4 | 11.8 | 5.1 |
| Oct | 18° / 17° | 129 | 10.2 | 12.8 | 6.0 |
| Nov | 21° / 19° | 87 | 7.7 | 13.6 | 6.8 |
| Dec | 23° / 21° | 86 | 7.8 | 14.1 | 7.3 |
Cloud cover in January
The sky is clear or mostly clear about 46% of the time in January.
Beyond those clear spells, partly cloudy skies cover about 16% of January, with mostly cloudy or overcast conditions the remaining 39%.
| 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 (%) | 65 | 65 | 65 | 65 | 65 | 64 | 64 | 63 | 63 | 63 | 63 | 63 | 63 | 63 | 62 | 61 | 61 | 60 | 60 | 60 | 59 | 59 | 59 | 58 | 58 | 57 | 58 | 58 | 57 | 57 | 57 |
| Cloudier (%) | 35 | 35 | 35 | 35 | 35 | 36 | 36 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 38 | 39 | 39 | 40 | 40 | 40 | 41 | 41 | 41 | 42 | 42 | 43 | 42 | 42 | 43 | 43 | 43 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 65 | 35 |
| 2 | 65 | 35 |
| 3 | 65 | 35 |
| 4 | 65 | 35 |
| 5 | 65 | 35 |
| 6 | 64 | 36 |
| 7 | 64 | 36 |
| 8 | 63 | 37 |
| 9 | 63 | 37 |
| 10 | 63 | 37 |
| 11 | 63 | 37 |
| 12 | 63 | 37 |
| 13 | 63 | 37 |
| 14 | 63 | 37 |
| 15 | 62 | 38 |
| 16 | 61 | 39 |
| 17 | 61 | 39 |
| 18 | 60 | 40 |
| 19 | 60 | 40 |
| 20 | 60 | 40 |
| 21 | 59 | 41 |
| 22 | 59 | 41 |
| 23 | 59 | 41 |
| 24 | 58 | 42 |
| 25 | 58 | 42 |
| 26 | 57 | 43 |
| 27 | 58 | 42 |
| 28 | 58 | 42 |
| 29 | 57 | 43 |
| 30 | 57 | 43 |
| 31 | 57 | 43 |
Chance of precipitation in January
Rio Grande gets around 87 mm of rain over 8.6 wet days in January. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 28% and peaks near 34% on the wettest days. The odds climb toward the end of the month.
| 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 (%) | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 29 | 30 | 30 | 31 | 31 | 32 | 32 | 33 | 33 | 34 |
| Rain chance (%) | |
|---|---|
| 1 | 24 |
| 2 | 24 |
| 3 | 24 |
| 4 | 24 |
| 5 | 25 |
| 6 | 25 |
| 7 | 25 |
| 8 | 26 |
| 9 | 26 |
| 10 | 26 |
| 11 | 27 |
| 12 | 27 |
| 13 | 27 |
| 14 | 27 |
| 15 | 27 |
| 16 | 27 |
| 17 | 27 |
| 18 | 27 |
| 19 | 28 |
| 20 | 28 |
| 21 | 29 |
| 22 | 29 |
| 23 | 30 |
| 24 | 30 |
| 25 | 31 |
| 26 | 31 |
| 27 | 32 |
| 28 | 32 |
| 29 | 33 |
| 30 | 33 |
| 31 | 34 |
Humidity in January
Most of January feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, January lands in the oppressive band about 34% of days. Sticky, muggy-or-worse air turns up on roughly 67% 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 (%) | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Comfortable (%) | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 |
| Humid (%) | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 17 | 17 |
| Muggy (%) | 33 | 32 | 32 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 32 | 32 | 32 | 33 | 33 | 33 | 34 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 31 | 31 |
| Oppressive (%) | 31 | 32 | 33 | 34 | 34 | 34 | 35 | 35 | 35 | 35 | 34 | 34 | 34 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 34 | 34 | 35 | 35 | 35 | 36 | 36 | 36 |
| Miserable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 5 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 4 | 12 | 21 | 33 | 31 | 0 |
| 2 | 3 | 11 | 21 | 32 | 32 | 0 |
| 3 | 3 | 11 | 21 | 32 | 33 | 0 |
| 4 | 3 | 11 | 21 | 31 | 34 | 0 |
| 5 | 3 | 10 | 21 | 31 | 34 | 0 |
| 6 | 3 | 10 | 21 | 31 | 34 | 0 |
| 7 | 3 | 10 | 21 | 31 | 35 | 0 |
| 8 | 3 | 10 | 21 | 31 | 35 | 0 |
| 9 | 3 | 10 | 21 | 31 | 35 | 0 |
| 10 | 3 | 10 | 21 | 31 | 35 | 0 |
| 11 | 3 | 10 | 21 | 31 | 34 | 0 |
| 12 | 3 | 10 | 21 | 32 | 34 | 0 |
| 13 | 3 | 10 | 21 | 32 | 34 | 0 |
| 14 | 3 | 10 | 21 | 32 | 33 | 1 |
| 15 | 3 | 10 | 20 | 33 | 33 | 1 |
| 16 | 3 | 10 | 20 | 33 | 32 | 1 |
| 17 | 3 | 10 | 20 | 33 | 32 | 1 |
| 18 | 3 | 10 | 20 | 34 | 32 | 1 |
| 19 | 3 | 10 | 20 | 34 | 32 | 1 |
| 20 | 3 | 10 | 20 | 33 | 32 | 1 |
| 21 | 3 | 10 | 19 | 33 | 32 | 2 |
| 22 | 3 | 10 | 19 | 33 | 33 | 2 |
| 23 | 3 | 10 | 19 | 33 | 33 | 2 |
| 24 | 2 | 10 | 19 | 33 | 34 | 3 |
| 25 | 2 | 10 | 18 | 33 | 34 | 3 |
| 26 | 2 | 10 | 18 | 32 | 35 | 4 |
| 27 | 2 | 10 | 18 | 32 | 35 | 4 |
| 28 | 2 | 9 | 17 | 32 | 35 | 4 |
| 29 | 2 | 9 | 17 | 32 | 36 | 5 |
| 30 | 2 | 9 | 17 | 31 | 36 | 5 |
| 31 | 2 | 9 | 17 | 31 | 36 | 5 |
Wind in January
Winds average 23 km/h in January.
Across January, daily wind ranges from about 23 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) | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 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 | 23 | breezy |
| 2 | 23 | breezy |
| 3 | 23 | breezy |
| 4 | 23 | breezy |
| 5 | 23 | breezy |
| 6 | 23 | breezy |
| 7 | 23 | breezy |
| 8 | 23 | breezy |
| 9 | 23 | breezy |
| 10 | 23 | breezy |
| 11 | 23 | breezy |
| 12 | 23 | breezy |
| 13 | 23 | breezy |
| 14 | 23 | breezy |
| 15 | 23 | breezy |
| 16 | 23 | breezy |
| 17 | 23 | breezy |
| 18 | 23 | breezy |
| 19 | 23 | 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 06 min at the start of January to 13 h 36 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 6:30 AM to 6:55 AM, and sunset from 8:33 PM to 8:29 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) | 14.1 | 14.1 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.7 | 13.7 | 13.7 | 13.7 | 13.6 | 13.6 | 13.6 | 13.6 |
| Sunrise (AM) | 6:30 | 6:30 | 6:31 | 6:32 | 6:32 | 6:33 | 6:34 | 6:35 | 6:35 | 6:36 | 6:37 | 6:38 | 6:39 | 6:40 | 6:40 | 6:41 | 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 |
| Sunset (PM) | 8:33 | 8:34 | 8:34 | 8:34 | 8:34 | 8:34 | 8:34 | 8:35 | 8:35 | 8:35 | 8:35 | 8:35 | 8:34 | 8:34 | 8:34 | 8:34 | 8:34 | 8:34 | 8:34 | 8:33 | 8:33 | 8:33 | 8:32 | 8:32 | 8:32 | 8:31 | 8:31 | 8:30 | 8:30 | 8:29 | 8:29 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.1 | 6:30 | 8:33 |
| 2 | 14.1 | 6:30 | 8:34 |
| 3 | 14.0 | 6:31 | 8:34 |
| 4 | 14.0 | 6:32 | 8:34 |
| 5 | 14.0 | 6:32 | 8:34 |
| 6 | 14.0 | 6:33 | 8:34 |
| 7 | 14.0 | 6:34 | 8:34 |
| 8 | 14.0 | 6:35 | 8:35 |
| 9 | 14.0 | 6:35 | 8:35 |
| 10 | 14.0 | 6:36 | 8:35 |
| 11 | 14.0 | 6:37 | 8:35 |
| 12 | 13.9 | 6:38 | 8:35 |
| 13 | 13.9 | 6:39 | 8:34 |
| 14 | 13.9 | 6:40 | 8:34 |
| 15 | 13.9 | 6:40 | 8:34 |
| 16 | 13.9 | 6:41 | 8:34 |
| 17 | 13.9 | 6:42 | 8:34 |
| 18 | 13.8 | 6:43 | 8:34 |
| 19 | 13.8 | 6:44 | 8:34 |
| 20 | 13.8 | 6:45 | 8:33 |
| 21 | 13.8 | 6:46 | 8:33 |
| 22 | 13.8 | 6:46 | 8:33 |
| 23 | 13.8 | 6:47 | 8:32 |
| 24 | 13.7 | 6:48 | 8:32 |
| 25 | 13.7 | 6:49 | 8:32 |
| 26 | 13.7 | 6:50 | 8:31 |
| 27 | 13.7 | 6:51 | 8:31 |
| 28 | 13.6 | 6:52 | 8:30 |
| 29 | 13.6 | 6:53 | 8:30 |
| 30 | 13.6 | 6:54 | 8:29 |
| 31 | 13.6 | 6:55 | 8:29 |
Solar energy in January
Average shortwave solar energy reaching the ground each day in January, about 6.76 kWh/m².
For context, solar energy here swings from a low near 2.38 kWh/m² to a high of 7.08 kWh/m² in December across the year — January's 6.76 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) | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 6.9 | 6.9 | 6.9 | 6.9 | 6.9 | 6.8 | 6.8 | 6.8 | 6.8 | 6.8 | 6.7 | 6.7 | 6.7 | 6.7 | 6.6 | 6.6 | 6.6 | 6.5 | 6.5 | 6.5 | 6.4 | 6.4 | 6.4 |
| 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 | 7.0 | Intense |
| 2 | 7.0 | Intense |
| 3 | 7.0 | Intense |
| 4 | 7.0 | Intense |
| 5 | 7.0 | Intense |
| 6 | 7.0 | Intense |
| 7 | 7.0 | Intense |
| 8 | 7.0 | Intense |
| 9 | 6.9 | Intense |
| 10 | 6.9 | Intense |
| 11 | 6.9 | Intense |
| 12 | 6.9 | Intense |
| 13 | 6.9 | Intense |
| 14 | 6.8 | Intense |
| 15 | 6.8 | Intense |
| 16 | 6.8 | Intense |
| 17 | 6.8 | Intense |
| 18 | 6.8 | Intense |
| 19 | 6.7 | Intense |
| 20 | 6.7 | Intense |
| 21 | 6.7 | Intense |
| 22 | 6.7 | Intense |
| 23 | 6.6 | Intense |
| 24 | 6.6 | Intense |
| 25 | 6.6 | Intense |
| 26 | 6.5 | Intense |
| 27 | 6.5 | Intense |
| 28 | 6.5 | Intense |
| 29 | 6.4 | Intense |
| 30 | 6.4 | Intense |
| 31 | 6.4 | Intense |
Is January a good time to visit Rio Grande?
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 Rio Grande for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Rio Grande in January
From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In January, Rio Grande sees daytime highs around 24°C and nights near 22°C. Pack sun protection. Worth having: light clothes, rain gear and a windbreaker. About 9 days see rain.
Sea temperature near Rio Grande in January
The nearest coast averages about 24°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 14°C.
It's comfortable for a long swim from Nov 18 to May 4 — about 5.5 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 24 | 24 | 24 | 22 | 19 | 16 | 14 | 14 | 15 | 18 | 20 | 22 |
| Comfort | Refreshing | Warm | Refreshing | Refreshing | Cool | Cool | Bracing | Bracing | Cool | Cool | Cool | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 24 | Refreshing |
| Feb | 24 | Warm |
| Mar | 24 | Refreshing |
| Apr | 22 | Refreshing |
| May | 19 | Cool |
| Jun | 16 | Cool |
| Jul | 14 | Bracing |
| Aug | 14 | Bracing |
| Sep | 15 | Cool |
| Oct | 18 | Cool |
| Nov | 20 | Cool |
| Dec | 22 | Refreshing |
UV index in Rio Grande 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 Rio Grande peaks around January 16 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 12 | 12 | 9 | 7 | 4 | 3 | 3 | 5 | 7 | 7 | 11 | 12 |
| Level | Extreme | Extreme | Very high | High | Moderate | Moderate | Moderate | Moderate | High | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 12 | Extreme |
| Feb | 12 | Extreme |
| Mar | 9 | Very high |
| Apr | 7 | High |
| May | 4 | Moderate |
| Jun | 3 | Moderate |
| Jul | 3 | Moderate |
| Aug | 5 | Moderate |
| Sep | 7 | High |
| Oct | 7 | Very high |
| Nov | 11 | Extreme |
| Dec | 12 | Extreme |
Where is Rio Grande?
Rio Grande sits at 32.0°S, 52.1°W, 7 m above sea level, in Brazil. The nearest listed city is São José do Norte, 6.0 km away.
Topography around Rio Grande
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rio Grande.
Within 3 km, the terrain around Rio Grande has only modest variations in elevation — a maximum elevation change of 11 m around an average of 1 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 33 m; within 80 km, significant variations in elevation — a maximum elevation change of 357 m.
The land around Rio Grande is covered by water (61%) and artificial surfaces (29%) within 3 km, water (52%) and grassland (20%) within 16 km, and water (48%) within 80 km.
Brazil travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / N
- 127 / 220 V · 60 Hz
- Prices
- ≈ 46% of US
- price level, 2025
- GDP per capita
- $10,713
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Safe drinking water
- 89%
- of population, 2024
- Homicide rate
- 19.3
- per 100k, 2023
- Road deaths
- 16
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 482
- 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 Rio Grande (-32.035°, -52.0986°, elevation 7 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).