Osório weather in May
In May, Osório sees average daytime highs of 21°C and overnight lows near 15°C, with 109 mm of rain across 9.9 wet days and about 10.5 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.
Highs ease over the month, from about 22°C in the first days to 20°C by the end. The sky is clear or mostly clear about 34% of the time in May, and the air most often feels dry.
Daylight stretches from about 10 h 54 min at the start of May to 10 h 12 min by month's end. Set against the rest of the year, May is Osório's 6th-clearest and 11th-windiest month. For the whole year in context, see Osório's year-round climate.
- Daytime high
- 21°
- 8th warmest
- Overnight low
- 15°
- 5th coldest
- Rainfall
- 109 mm
- 9.9 wet days
- Daylight
- 10 h 30 min
- 8:02 AM – 6:32 PM
- Cloud cover
- 57%
- 6th clearest
- Wind
- 13 km/h
- 11th windiest
- Solar energy
- 2.95 kWh/m²
- Travel score
- 6.5
- out of 10
Osório is Río Grande del Sur.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in May
Highs ease over the month, from about 22°C in the first days to 20°C by the end.
A typical May day in Osório reaches about 21°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 25°C. Set against its neighbours, May runs about 3°C cooler than April and about 2°C warmer than June.
| 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) | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Avg low (°C) | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 22 | 16 |
| 2 | 22 | 16 |
| 3 | 22 | 16 |
| 4 | 22 | 16 |
| 5 | 22 | 16 |
| 6 | 22 | 16 |
| 7 | 22 | 16 |
| 8 | 22 | 16 |
| 9 | 22 | 16 |
| 10 | 22 | 16 |
| 11 | 21 | 15 |
| 12 | 21 | 15 |
| 13 | 21 | 15 |
| 14 | 21 | 15 |
| 15 | 21 | 15 |
| 16 | 21 | 15 |
| 17 | 21 | 15 |
| 18 | 21 | 15 |
| 19 | 21 | 15 |
| 20 | 21 | 15 |
| 21 | 20 | 14 |
| 22 | 20 | 14 |
| 23 | 20 | 14 |
| 24 | 20 | 14 |
| 25 | 20 | 14 |
| 26 | 20 | 14 |
| 27 | 20 | 14 |
| 28 | 20 | 14 |
| 29 | 20 | 14 |
| 30 | 20 | 14 |
| 31 | 20 | 13 |
Osório weather by month
How May compares with the rest of the year at a glance. May is the 8th-warmest and 8th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 27° / 21° | 124 | 13.4 | 13.7 | 6.0 |
| Feb | 27° / 21° | 106 | 13.2 | 13.1 | 5.8 |
| Mar | 26° / 20° | 115 | 12.2 | 12.2 | 6.4 |
| Apr | 24° / 18° | 88 | 9.4 | 11.3 | 7.0 |
| May | 21° / 15° | 109 | 9.9 | 10.5 | 6.5 |
| Jun | 19° / 13° | 102 | 9.2 | 10.1 | 6.2 |
| Jul | 18° / 12° | 125 | 9.9 | 10.3 | 6.0 |
| Aug | 19° / 13° | 113 | 10 | 10.9 | 6.3 |
| Sep | 20° / 14° | 138 | 11.3 | 11.8 | 6.0 |
| Oct | 22° / 16° | 152 | 12.6 | 12.7 | 6.2 |
| Nov | 24° / 18° | 108 | 10.8 | 13.5 | 6.8 |
| Dec | 26° / 20° | 111 | 11.5 | 13.9 | 6.4 |
Cloud cover in May
The sky is clear or mostly clear about 34% of the time in May.
Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 50%.
| 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 (%) | 51 | 52 | 52 | 52 | 52 | 52 | 52 | 51 | 51 | 51 | 51 | 51 | 51 | 51 | 50 | 50 | 50 | 50 | 49 | 49 | 49 | 49 | 48 | 48 | 48 | 48 | 48 | 48 | 47 | 47 | 46 |
| Cloudier (%) | 49 | 48 | 48 | 48 | 48 | 48 | 48 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 50 | 50 | 50 | 50 | 51 | 51 | 51 | 51 | 52 | 52 | 52 | 52 | 52 | 52 | 53 | 53 | 54 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 51 | 49 |
| 2 | 52 | 48 |
| 3 | 52 | 48 |
| 4 | 52 | 48 |
| 5 | 52 | 48 |
| 6 | 52 | 48 |
| 7 | 52 | 48 |
| 8 | 51 | 49 |
| 9 | 51 | 49 |
| 10 | 51 | 49 |
| 11 | 51 | 49 |
| 12 | 51 | 49 |
| 13 | 51 | 49 |
| 14 | 51 | 49 |
| 15 | 50 | 50 |
| 16 | 50 | 50 |
| 17 | 50 | 50 |
| 18 | 50 | 50 |
| 19 | 49 | 51 |
| 20 | 49 | 51 |
| 21 | 49 | 51 |
| 22 | 49 | 51 |
| 23 | 48 | 52 |
| 24 | 48 | 52 |
| 25 | 48 | 52 |
| 26 | 48 | 52 |
| 27 | 48 | 52 |
| 28 | 48 | 52 |
| 29 | 47 | 53 |
| 30 | 47 | 53 |
| 31 | 46 | 54 |
Chance of precipitation in May
Osório gets around 109 mm of rain over 9.9 wet days in May. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 32% and peaks near 33% 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 (%) | 31 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 31 | 31 | 31 | 31 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| Rain chance (%) | |
|---|---|
| 1 | 31 |
| 2 | 32 |
| 3 | 32 |
| 4 | 32 |
| 5 | 32 |
| 6 | 32 |
| 7 | 32 |
| 8 | 32 |
| 9 | 32 |
| 10 | 32 |
| 11 | 33 |
| 12 | 33 |
| 13 | 33 |
| 14 | 33 |
| 15 | 33 |
| 16 | 32 |
| 17 | 32 |
| 18 | 32 |
| 19 | 32 |
| 20 | 32 |
| 21 | 31 |
| 22 | 31 |
| 23 | 31 |
| 24 | 31 |
| 25 | 30 |
| 26 | 30 |
| 27 | 30 |
| 28 | 30 |
| 29 | 30 |
| 30 | 30 |
| 31 | 30 |
Humidity in May
Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, May lands in the dry band about 30% of days. Sticky, muggy-or-worse air turns up on roughly 11% 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 (%) | 19 | 20 | 21 | 21 | 22 | 22 | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 34 | 35 | 37 | 38 | 39 | 41 | 42 | 44 | 45 | 46 |
| Comfortable (%) | 23 | 24 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 30 | 31 | 31 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 31 | 31 | 30 | 30 | 30 | 29 | 29 | 28 | 28 | 28 | 27 |
| Humid (%) | 37 | 36 | 36 | 35 | 35 | 35 | 34 | 34 | 33 | 32 | 32 | 31 | 31 | 31 | 30 | 30 | 30 | 29 | 29 | 28 | 28 | 27 | 27 | 26 | 25 | 25 | 24 | 24 | 23 | 23 | 22 |
| Muggy (%) | 19 | 19 | 18 | 17 | 16 | 15 | 15 | 14 | 13 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 |
| Oppressive (%) | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 19 | 23 | 37 | 19 | 2 |
| 2 | 20 | 24 | 36 | 19 | 2 |
| 3 | 21 | 24 | 36 | 18 | 1 |
| 4 | 21 | 25 | 35 | 17 | 1 |
| 5 | 22 | 26 | 35 | 16 | 1 |
| 6 | 22 | 27 | 35 | 15 | 1 |
| 7 | 23 | 28 | 34 | 15 | 1 |
| 8 | 23 | 29 | 34 | 14 | 1 |
| 9 | 24 | 30 | 33 | 13 | 0 |
| 10 | 24 | 30 | 32 | 13 | 0 |
| 11 | 25 | 31 | 32 | 13 | 0 |
| 12 | 25 | 31 | 31 | 12 | 0 |
| 13 | 25 | 32 | 31 | 12 | 0 |
| 14 | 26 | 32 | 31 | 11 | 0 |
| 15 | 26 | 32 | 30 | 11 | 0 |
| 16 | 27 | 32 | 30 | 11 | 0 |
| 17 | 28 | 32 | 30 | 11 | 0 |
| 18 | 29 | 32 | 29 | 10 | 0 |
| 19 | 30 | 32 | 29 | 10 | 0 |
| 20 | 31 | 32 | 28 | 9 | 0 |
| 21 | 32 | 31 | 28 | 9 | 0 |
| 22 | 34 | 31 | 27 | 8 | 0 |
| 23 | 35 | 30 | 27 | 8 | 0 |
| 24 | 37 | 30 | 26 | 7 | 0 |
| 25 | 38 | 30 | 25 | 7 | 0 |
| 26 | 39 | 29 | 25 | 6 | 0 |
| 27 | 41 | 29 | 24 | 6 | 0 |
| 28 | 42 | 28 | 24 | 6 | 0 |
| 29 | 44 | 28 | 23 | 5 | 0 |
| 30 | 45 | 28 | 23 | 5 | 0 |
| 31 | 46 | 27 | 22 | 5 | 0 |
Wind in May
Winds average 13 km/h in May.
Across May, daily wind ranges from about 13 km/h on the calmest days to 14 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) | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 13 | light breeze |
| 2 | 13 | light breeze |
| 3 | 13 | light breeze |
| 4 | 13 | light breeze |
| 5 | 13 | light breeze |
| 6 | 13 | light breeze |
| 7 | 13 | light breeze |
| 8 | 13 | light breeze |
| 9 | 13 | light breeze |
| 10 | 13 | light breeze |
| 11 | 13 | light breeze |
| 12 | 13 | light breeze |
| 13 | 13 | light breeze |
| 14 | 13 | light breeze |
| 15 | 13 | light breeze |
| 16 | 14 | light breeze |
| 17 | 14 | light breeze |
| 18 | 14 | light breeze |
| 19 | 14 | light breeze |
| 20 | 14 | light breeze |
| 21 | 14 | light breeze |
| 22 | 14 | light breeze |
| 23 | 14 | light breeze |
| 24 | 14 | light breeze |
| 25 | 14 | light breeze |
| 26 | 14 | light breeze |
| 27 | 14 | light breeze |
| 28 | 14 | light breeze |
| 29 | 13 | light breeze |
| 30 | 13 | light breeze |
| 31 | 13 | light breeze |
Sunrise & sunset in May
Daylight runs from about 10 h 54 min at the start of May to 10 h 12 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 42 minutes over May. Sunrise moves from 7:52 AM to 8:11 AM, and sunset from 6:44 PM to 6:26 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) | 10.9 | 10.8 | 10.8 | 10.8 | 10.8 | 10.7 | 10.7 | 10.7 | 10.7 | 10.6 | 10.6 | 10.6 | 10.6 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.4 | 10.4 | 10.4 | 10.4 | 10.4 | 10.3 | 10.3 | 10.3 | 10.3 | 10.3 | 10.3 | 10.3 | 10.2 |
| Sunrise (AM) | 7:52 | 7:53 | 7:54 | 7:54 | 7:55 | 7:56 | 7:56 | 7:57 | 7:58 | 7:58 | 7:59 | 8:00 | 8:00 | 8:01 | 8:02 | 8:02 | 8:03 | 8:04 | 8:04 | 8:05 | 8:05 | 8:06 | 8:07 | 8:07 | 8:08 | 8:08 | 8:09 | 8:10 | 8:10 | 8:11 | 8:11 |
| Sunset (PM) | 6:44 | 6:43 | 6:42 | 6:41 | 6:41 | 6:40 | 6:39 | 6:38 | 6:37 | 6:37 | 6:36 | 6:35 | 6:34 | 6:34 | 6:33 | 6:32 | 6:32 | 6:31 | 6:31 | 6:30 | 6:30 | 6:29 | 6:29 | 6:28 | 6:28 | 6:27 | 6:27 | 6:27 | 6:26 | 6:26 | 6:26 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.9 | 7:52 | 6:44 |
| 2 | 10.8 | 7:53 | 6:43 |
| 3 | 10.8 | 7:54 | 6:42 |
| 4 | 10.8 | 7:54 | 6:41 |
| 5 | 10.8 | 7:55 | 6:41 |
| 6 | 10.7 | 7:56 | 6:40 |
| 7 | 10.7 | 7:56 | 6:39 |
| 8 | 10.7 | 7:57 | 6:38 |
| 9 | 10.7 | 7:58 | 6:37 |
| 10 | 10.6 | 7:58 | 6:37 |
| 11 | 10.6 | 7:59 | 6:36 |
| 12 | 10.6 | 8:00 | 6:35 |
| 13 | 10.6 | 8:00 | 6:34 |
| 14 | 10.5 | 8:01 | 6:34 |
| 15 | 10.5 | 8:02 | 6:33 |
| 16 | 10.5 | 8:02 | 6:32 |
| 17 | 10.5 | 8:03 | 6:32 |
| 18 | 10.5 | 8:04 | 6:31 |
| 19 | 10.4 | 8:04 | 6:31 |
| 20 | 10.4 | 8:05 | 6:30 |
| 21 | 10.4 | 8:05 | 6:30 |
| 22 | 10.4 | 8:06 | 6:29 |
| 23 | 10.4 | 8:07 | 6:29 |
| 24 | 10.3 | 8:07 | 6:28 |
| 25 | 10.3 | 8:08 | 6:28 |
| 26 | 10.3 | 8:08 | 6:27 |
| 27 | 10.3 | 8:09 | 6:27 |
| 28 | 10.3 | 8:10 | 6:27 |
| 29 | 10.3 | 8:10 | 6:26 |
| 30 | 10.3 | 8:11 | 6:26 |
| 31 | 10.2 | 8:11 | 6:26 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 2.95 kWh/m².
For context, solar energy here swings from a low near 2.51 kWh/m² to a high of 6.6 kWh/m² in December across the year — May's 2.95 kWh/m² sits near the bottom.
| 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) | 3.3 | 3.3 | 3.3 | 3.3 | 3.2 | 3.2 | 3.2 | 3.1 | 3.1 | 3.1 | 3.1 | 3.0 | 3.0 | 3.0 | 3.0 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.3 | Moderate |
| 2 | 3.3 | Moderate |
| 3 | 3.3 | Moderate |
| 4 | 3.3 | Moderate |
| 5 | 3.2 | Moderate |
| 6 | 3.2 | Moderate |
| 7 | 3.2 | Moderate |
| 8 | 3.1 | Moderate |
| 9 | 3.1 | Moderate |
| 10 | 3.1 | Moderate |
| 11 | 3.1 | Moderate |
| 12 | 3.0 | Moderate |
| 13 | 3.0 | Moderate |
| 14 | 3.0 | Moderate |
| 15 | 3.0 | Moderate |
| 16 | 2.9 | Moderate |
| 17 | 2.9 | Moderate |
| 18 | 2.9 | Moderate |
| 19 | 2.9 | Moderate |
| 20 | 2.9 | Moderate |
| 21 | 2.8 | Moderate |
| 22 | 2.8 | Moderate |
| 23 | 2.8 | Moderate |
| 24 | 2.8 | Moderate |
| 25 | 2.8 | Moderate |
| 26 | 2.8 | Moderate |
| 27 | 2.7 | Moderate |
| 28 | 2.7 | Moderate |
| 29 | 2.7 | Moderate |
| 30 | 2.7 | Moderate |
| 31 | 2.7 | Moderate |
Is May a good time to visit Osório?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a reasonable time to visit Osório for sightseeing.
What to pack for Osório in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Osório sees daytime highs around 21°C and nights near 15°C. Worth packing: rain gear. About 10 days see rain.
Sea temperature near Osório in May
The nearest coast averages about 20°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 30 km away) is warmest in February at about 25°C and coldest in August near 16°C.
It's comfortable for a long swim from Nov 9 to May 19 — about 6.3 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 24 | 25 | 24 | 23 | 20 | 18 | 16 | 16 | 17 | 19 | 20 | 23 |
| Comfort | Warm | Warm | Warm | Refreshing | Refreshing | Cool | Cool | Cool | Cool | Cool | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 24 | Warm |
| Feb | 25 | Warm |
| Mar | 24 | Warm |
| Apr | 23 | Refreshing |
| May | 20 | Refreshing |
| Jun | 18 | Cool |
| Jul | 16 | Cool |
| Aug | 16 | Cool |
| Sep | 17 | Cool |
| Oct | 19 | Cool |
| Nov | 20 | Refreshing |
| Dec | 23 | Refreshing |
UV index in Osório in May
Clear-sky midday UV in May peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Osório peaks around January 17 at about 13 (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) | 13 | 12 | 10 | 7 | 4 | 3 | 4 | 5 | 8 | 9 | 11 | 12 |
| Level | Extreme | Extreme | Very high | Very high | Moderate | Moderate | Moderate | Moderate | Very high | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 12 | Extreme |
| Mar | 10 | Very high |
| Apr | 7 | Very high |
| May | 4 | Moderate |
| Jun | 3 | Moderate |
| Jul | 4 | Moderate |
| Aug | 5 | Moderate |
| Sep | 8 | Very high |
| Oct | 9 | Very high |
| Nov | 11 | Extreme |
| Dec | 12 | Extreme |
Air quality in Osório in May
Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.
Air quality in Osório is worst in August — around 15 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (February, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 8 | 7 | 7 | 8 | 8 | 8 | 11 | 15 | 12 | 9 | 8 | 8 |
| Level | Good | Good | Good | Good | Good | Good | Good | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 7 | Good |
| Mar | 7 | Good |
| Apr | 8 | Good |
| May | 8 | Good |
| Jun | 8 | Good |
| Jul | 11 | Good |
| Aug | 15 | Moderate |
| Sep | 12 | Good |
| Oct | 9 | Good |
| Nov | 8 | Good |
| Dec | 8 | Good |
Where is Osório?
Osório sits at 29.9°S, 50.3°W, 18 m above sea level, in Brazil. The nearest listed city is Imbé, 17 km away.
Topography around Osório
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Osório.
Within 3 km, the terrain around Osório has significant variations in elevation — a maximum elevation change of 391 m around an average of 95 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 696 m; within 80 km, large variations in elevation — a maximum elevation change of 1,050 m.
The land around Osório is covered by trees (45%), grassland (25%) and artificial surfaces (24%) within 3 km, trees (36%), grassland (25%) and water (23%) within 16 km, and trees (32%), water (32%) and grassland (22%) 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 Osório (-29.8867°, -50.2697°, elevation 18 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).