Castro weather in January
In January, Castro sees average daytime highs of 26°C and overnight lows near 17°C, with 235 mm of rain across 23.8 wet days and about 13.4 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.
Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 9% of the time in January, and the air most often feels muggy.
Daylight stretches from about 13 h 30 min at the start of January to 13 h 12 min by month's end. Set against the rest of the year, January is Castro's 12th-clearest and 7th-windiest month. For the whole year in context, see Castro's year-round climate.
- Daytime high
- 26°
- 1st warmest
- Overnight low
- 17°
- 12th coldest
- Rainfall
- 235 mm
- 23.8 wet days
- Daylight
- 13 h 24 min
- 6:48 AM – 8:11 PM
- Cloud cover
- 75%
- 12th clearest
- Wind
- 11 km/h
- 7th windiest
- Solar energy
- 5.55 kWh/m²
- Travel score
- 4.5
- out of 10
Castro is human settlement in Brazil.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in January
Day-to-day highs hold fairly steady near 26°C through the month.
A typical January day in Castro reaches about 26°C in the afternoon and slips back to 17°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 29°C. Set against its neighbours, January runs on par with 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) | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Avg low (°C) | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 26 | 17 |
| 2 | 26 | 17 |
| 3 | 26 | 17 |
| 4 | 26 | 17 |
| 5 | 26 | 17 |
| 6 | 26 | 17 |
| 7 | 26 | 17 |
| 8 | 26 | 17 |
| 9 | 26 | 17 |
| 10 | 26 | 17 |
| 11 | 26 | 17 |
| 12 | 26 | 17 |
| 13 | 26 | 17 |
| 14 | 26 | 17 |
| 15 | 26 | 17 |
| 16 | 26 | 17 |
| 17 | 26 | 17 |
| 18 | 26 | 17 |
| 19 | 26 | 17 |
| 20 | 26 | 17 |
| 21 | 26 | 17 |
| 22 | 26 | 17 |
| 23 | 26 | 17 |
| 24 | 26 | 17 |
| 25 | 26 | 17 |
| 26 | 26 | 17 |
| 27 | 26 | 17 |
| 28 | 26 | 17 |
| 29 | 26 | 17 |
| 30 | 26 | 17 |
| 31 | 26 | 17 |
Castro weather by month
How January compares with the rest of the year at a glance. January is the 1st-warmest and 1st-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 26° / 17° | 235 | 23.8 | 13.4 | 4.5 |
| Feb | 26° / 17° | 178 | 21 | 12.9 | 4.6 |
| Mar | 25° / 17° | 132 | 18 | 12.2 | 5.5 |
| Apr | 23° / 15° | 70 | 9.6 | 11.4 | 6.9 |
| May | 20° / 12° | 89 | 8.9 | 10.8 | 6.5 |
| Jun | 19° / 11° | 93 | 8.4 | 10.5 | 6.5 |
| Jul | 19° / 10° | 79 | 7 | 10.6 | 6.8 |
| Aug | 21° / 11° | 72 | 7.3 | 11.1 | 7.2 |
| Sep | 22° / 12° | 127 | 10.4 | 11.8 | 6.6 |
| Oct | 23° / 14° | 138 | 15.1 | 12.6 | 5.9 |
| Nov | 24° / 15° | 133 | 16.1 | 13.2 | 5.8 |
| Dec | 26° / 17° | 173 | 20.3 | 13.5 | 5.1 |
Cloud cover in January
The sky is clear or mostly clear about 9% of the time in January, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 18% of January, with mostly cloudy or overcast conditions the remaining 73%.
| 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 (%) | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 28 | 29 |
| Cloudier (%) | 72 | 72 | 73 | 73 | 74 | 74 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 74 | 74 | 74 | 74 | 74 | 74 | 74 | 73 | 73 | 72 | 71 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 28 | 72 |
| 2 | 28 | 72 |
| 3 | 27 | 73 |
| 4 | 27 | 73 |
| 5 | 26 | 74 |
| 6 | 26 | 74 |
| 7 | 27 | 73 |
| 8 | 27 | 73 |
| 9 | 27 | 73 |
| 10 | 27 | 73 |
| 11 | 27 | 73 |
| 12 | 27 | 73 |
| 13 | 27 | 73 |
| 14 | 27 | 73 |
| 15 | 27 | 73 |
| 16 | 27 | 73 |
| 17 | 27 | 73 |
| 18 | 27 | 73 |
| 19 | 27 | 73 |
| 20 | 27 | 73 |
| 21 | 26 | 74 |
| 22 | 26 | 74 |
| 23 | 26 | 74 |
| 24 | 26 | 74 |
| 25 | 26 | 74 |
| 26 | 26 | 74 |
| 27 | 26 | 74 |
| 28 | 27 | 73 |
| 29 | 27 | 73 |
| 30 | 28 | 72 |
| 31 | 29 | 71 |
Chance of precipitation in January
Castro gets around 235 mm of rain over 23.8 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 76% and peaks near 78% 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 (%) | 74 | 75 | 75 | 76 | 76 | 77 | 77 | 77 | 78 | 78 | 77 | 77 | 77 | 77 | 76 | 76 | 76 | 75 | 75 | 75 | 75 | 75 | 75 | 76 | 75 | 75 | 75 | 75 | 75 | 75 | 74 |
| Rain chance (%) | |
|---|---|
| 1 | 74 |
| 2 | 75 |
| 3 | 75 |
| 4 | 76 |
| 5 | 76 |
| 6 | 77 |
| 7 | 77 |
| 8 | 77 |
| 9 | 78 |
| 10 | 78 |
| 11 | 77 |
| 12 | 77 |
| 13 | 77 |
| 14 | 77 |
| 15 | 76 |
| 16 | 76 |
| 17 | 76 |
| 18 | 75 |
| 19 | 75 |
| 20 | 75 |
| 21 | 75 |
| 22 | 75 |
| 23 | 75 |
| 24 | 76 |
| 25 | 75 |
| 26 | 75 |
| 27 | 75 |
| 28 | 75 |
| 29 | 75 |
| 30 | 75 |
| 31 | 74 |
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 46% of days. Sticky, muggy-or-worse air turns up on roughly 46% 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 (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Comfortable (%) | 16 | 15 | 15 | 14 | 13 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 |
| Humid (%) | 40 | 40 | 40 | 41 | 41 | 42 | 42 | 42 | 43 | 43 | 43 | 43 | 42 | 42 | 42 | 41 | 41 | 41 | 40 | 40 | 40 | 39 | 39 | 39 | 39 | 39 | 40 | 40 | 41 | 41 | 41 |
| Muggy (%) | 43 | 44 | 44 | 44 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | |
|---|---|---|---|---|
| 1 | 1 | 16 | 40 | 43 |
| 2 | 1 | 15 | 40 | 44 |
| 3 | 1 | 15 | 40 | 44 |
| 4 | 1 | 14 | 41 | 44 |
| 5 | 1 | 13 | 41 | 45 |
| 6 | 1 | 12 | 42 | 45 |
| 7 | 1 | 12 | 42 | 45 |
| 8 | 1 | 11 | 42 | 45 |
| 9 | 1 | 11 | 43 | 45 |
| 10 | 1 | 11 | 43 | 45 |
| 11 | 1 | 11 | 43 | 45 |
| 12 | 1 | 11 | 43 | 46 |
| 13 | 1 | 11 | 42 | 46 |
| 14 | 1 | 11 | 42 | 46 |
| 15 | 1 | 11 | 42 | 46 |
| 16 | 1 | 12 | 41 | 46 |
| 17 | 1 | 12 | 41 | 46 |
| 18 | 1 | 12 | 41 | 46 |
| 19 | 1 | 13 | 40 | 46 |
| 20 | 1 | 13 | 40 | 46 |
| 21 | 1 | 13 | 40 | 46 |
| 22 | 1 | 14 | 39 | 46 |
| 23 | 1 | 14 | 39 | 47 |
| 24 | 1 | 14 | 39 | 47 |
| 25 | 1 | 14 | 39 | 47 |
| 26 | 0 | 13 | 39 | 47 |
| 27 | 0 | 13 | 40 | 47 |
| 28 | 0 | 13 | 40 | 47 |
| 29 | 0 | 12 | 41 | 47 |
| 30 | 0 | 12 | 41 | 47 |
| 31 | 0 | 12 | 41 | 47 |
Wind in January
Winds average 11 km/h in January.
Across January, daily wind ranges from about 10 km/h on the calmest days to 11 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) | 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 | 10 | 10 | 10 | 10 | 10 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 11 | calm |
| 2 | 11 | calm |
| 3 | 11 | calm |
| 4 | 10 | calm |
| 5 | 10 | calm |
| 6 | 10 | calm |
| 7 | 10 | calm |
| 8 | 10 | calm |
| 9 | 10 | calm |
| 10 | 10 | calm |
| 11 | 10 | calm |
| 12 | 10 | calm |
| 13 | 10 | calm |
| 14 | 10 | calm |
| 15 | 10 | calm |
| 16 | 10 | calm |
| 17 | 10 | calm |
| 18 | 10 | calm |
| 19 | 10 | calm |
| 20 | 10 | calm |
| 21 | 10 | calm |
| 22 | 10 | calm |
| 23 | 10 | calm |
| 24 | 10 | calm |
| 25 | 10 | calm |
| 26 | 10 | calm |
| 27 | 10 | calm |
| 28 | 10 | calm |
| 29 | 10 | calm |
| 30 | 10 | calm |
| 31 | 10 | calm |
Sunrise & sunset in January
Daylight runs from about 13 h 30 min at the start of January to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 18 minutes over January. Sunrise moves from 6:38 AM to 6:59 AM, and sunset from 8:09 PM to 8:08 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) | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 |
| Sunrise (AM) | 6:38 | 6:38 | 6:39 | 6:40 | 6:40 | 6:41 | 6:42 | 6:42 | 6:43 | 6:44 | 6:44 | 6:45 | 6:46 | 6:46 | 6:47 | 6:48 | 6:49 | 6:49 | 6:50 | 6:51 | 6:51 | 6:52 | 6:53 | 6:54 | 6:54 | 6:55 | 6:56 | 6:57 | 6:57 | 6:58 | 6:59 |
| Sunset (PM) | 8:09 | 8:09 | 8:09 | 8:09 | 8:10 | 8:10 | 8:10 | 8:10 | 8:10 | 8:11 | 8:11 | 8:11 | 8:11 | 8:11 | 8:11 | 8:11 | 8:11 | 8:11 | 8:11 | 8:11 | 8:10 | 8:10 | 8:10 | 8:10 | 8:10 | 8:10 | 8:09 | 8:09 | 8:09 | 8:08 | 8:08 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.5 | 6:38 | 8:09 |
| 2 | 13.5 | 6:38 | 8:09 |
| 3 | 13.5 | 6:39 | 8:09 |
| 4 | 13.5 | 6:40 | 8:09 |
| 5 | 13.5 | 6:40 | 8:10 |
| 6 | 13.5 | 6:41 | 8:10 |
| 7 | 13.5 | 6:42 | 8:10 |
| 8 | 13.5 | 6:42 | 8:10 |
| 9 | 13.5 | 6:43 | 8:10 |
| 10 | 13.4 | 6:44 | 8:11 |
| 11 | 13.4 | 6:44 | 8:11 |
| 12 | 13.4 | 6:45 | 8:11 |
| 13 | 13.4 | 6:46 | 8:11 |
| 14 | 13.4 | 6:46 | 8:11 |
| 15 | 13.4 | 6:47 | 8:11 |
| 16 | 13.4 | 6:48 | 8:11 |
| 17 | 13.4 | 6:49 | 8:11 |
| 18 | 13.4 | 6:49 | 8:11 |
| 19 | 13.3 | 6:50 | 8:11 |
| 20 | 13.3 | 6:51 | 8:11 |
| 21 | 13.3 | 6:51 | 8:10 |
| 22 | 13.3 | 6:52 | 8:10 |
| 23 | 13.3 | 6:53 | 8:10 |
| 24 | 13.3 | 6:54 | 8:10 |
| 25 | 13.3 | 6:54 | 8:10 |
| 26 | 13.2 | 6:55 | 8:10 |
| 27 | 13.2 | 6:56 | 8:09 |
| 28 | 13.2 | 6:57 | 8:09 |
| 29 | 13.2 | 6:57 | 8:09 |
| 30 | 13.2 | 6:58 | 8:08 |
| 31 | 13.2 | 6:59 | 8:08 |
Solar energy in January
Average shortwave solar energy reaching the ground each day in January, about 5.55 kWh/m².
For context, solar energy here swings from a low near 3.05 kWh/m² to a high of 5.87 kWh/m² in December across the year — January's 5.55 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) | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.7 | Bright |
| 2 | 5.7 | Bright |
| 3 | 5.7 | Bright |
| 4 | 5.7 | Bright |
| 5 | 5.7 | Bright |
| 6 | 5.7 | Bright |
| 7 | 5.7 | Bright |
| 8 | 5.6 | Bright |
| 9 | 5.6 | Bright |
| 10 | 5.6 | Bright |
| 11 | 5.6 | Bright |
| 12 | 5.6 | Bright |
| 13 | 5.6 | Bright |
| 14 | 5.6 | Bright |
| 15 | 5.6 | Bright |
| 16 | 5.6 | Bright |
| 17 | 5.6 | Bright |
| 18 | 5.6 | Bright |
| 19 | 5.6 | Bright |
| 20 | 5.6 | Bright |
| 21 | 5.6 | Bright |
| 22 | 5.5 | Bright |
| 23 | 5.5 | Bright |
| 24 | 5.5 | Bright |
| 25 | 5.5 | Bright |
| 26 | 5.5 | Bright |
| 27 | 5.5 | Bright |
| 28 | 5.5 | Bright |
| 29 | 5.5 | Bright |
| 30 | 5.5 | Bright |
| 31 | 5.5 | Bright |
Is January a good time to visit Castro?
Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
January is a reasonable time to visit Castro for sightseeing.
What to pack for Castro in January
From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In January, Castro sees daytime highs around 26°C and nights near 17°C. Pack rain gear. Worth having: light clothes and sun protection. About 24 days see rain.
UV index in Castro in January
Clear-sky midday UV in January peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Castro peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 5 (high).
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) | 15 | 15 | 12 | 9 | 7 | 6 | 5 | 7 | 5 | 11 | 14 | 14 |
| Level | Extreme | Extreme | Extreme | Very high | High | High | High | High | High | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 15 | Extreme |
| Mar | 12 | Extreme |
| Apr | 9 | Very high |
| May | 7 | High |
| Jun | 6 | High |
| Jul | 5 | High |
| Aug | 7 | High |
| Sep | 5 | High |
| Oct | 11 | Extreme |
| Nov | 14 | Extreme |
| Dec | 14 | Extreme |
Air quality in Castro 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 Castro is worst in September — around 17 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (March, 6 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) | 7 | 7 | 6 | 7 | 8 | 8 | 10 | 14 | 17 | 10 | 7 | 7 |
| Level | Good | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 7 | Good |
| Feb | 7 | Good |
| Mar | 6 | Good |
| Apr | 7 | Good |
| May | 8 | Good |
| Jun | 8 | Good |
| Jul | 10 | Good |
| Aug | 14 | Moderate |
| Sep | 17 | Moderate |
| Oct | 10 | Good |
| Nov | 7 | Good |
| Dec | 7 | Good |
Where is Castro?
Castro sits at 24.8°S, 50.0°W, 986 m above sea level, in Brazil. The nearest listed city is Piraí do Sul, 30 km away.
Topography around Castro
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Castro.
Within 3 km, the terrain around Castro has only modest variations in elevation — a maximum elevation change of 151 m around an average of 1,004 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 304 m; within 80 km, large variations in elevation — a maximum elevation change of 1,128 m.
The land around Castro is covered by trees (42%), artificial surfaces (28%) and grassland (20%) within 3 km, trees (42%) and cropland (42%) within 16 km, and trees (58%) and cropland (30%) 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 Castro (-24.7893°, -50.0123°, elevation 986 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. 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).