Santa Helena de Goiás weather in December
In December, Santa Helena de Goiás sees average daytime highs of 30°C and overnight lows near 21°C, with 220 mm of rain across 24.4 wet days and about 13 hours of daylight. It is the 8th-warmest and 2nd-wettest month of the year here.
Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 10% of the time in December, and the air most often feels muggy.
Daylight stretches from about 13 hours at the start of December to 13 h 06 min by month's end. Set against the rest of the year, December is Santa Helena de Goiás's 11th-clearest and 8th-windiest month. For the whole year in context, see Santa Helena de Goiás's year-round climate.
- Daytime high
- 30°
- 8th warmest
- Overnight low
- 21°
- 12th coldest
- Rainfall
- 220 mm
- 24.4 wet days
- Daylight
- 13 h 06 min
- 6:47 AM – 7:50 PM
- Cloud cover
- 78%
- 11th clearest
- Wind
- 7 km/h
- 8th windiest
- Solar energy
- 5.63 kWh/m²
- Travel score
- 3.2
- out of 10
Temperature in December
Day-to-day highs hold fairly steady near 30°C through the month.
A typical December day in Santa Helena de Goiás reaches about 30°C in the afternoon and slips back to 21°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 33°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.
| 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) | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| Avg low (°C) | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 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 | 30 | 21 |
| 2 | 30 | 21 |
| 3 | 30 | 21 |
| 4 | 30 | 22 |
| 5 | 30 | 22 |
| 6 | 30 | 22 |
| 7 | 30 | 22 |
| 8 | 30 | 22 |
| 9 | 30 | 22 |
| 10 | 30 | 22 |
| 11 | 30 | 22 |
| 12 | 30 | 22 |
| 13 | 30 | 22 |
| 14 | 30 | 21 |
| 15 | 30 | 21 |
| 16 | 30 | 21 |
| 17 | 30 | 21 |
| 18 | 30 | 21 |
| 19 | 30 | 21 |
| 20 | 30 | 21 |
| 21 | 30 | 21 |
| 22 | 30 | 21 |
| 23 | 30 | 21 |
| 24 | 30 | 21 |
| 25 | 30 | 21 |
| 26 | 30 | 21 |
| 27 | 30 | 21 |
| 28 | 30 | 21 |
| 29 | 30 | 21 |
| 30 | 30 | 21 |
| 31 | 30 | 21 |
How December really feels in Santa Helena de Goiás
Once humidity and wind are folded in, December averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Santa Helena de Goiás weather by month
How December compares with the rest of the year at a glance. December is the 8th-warmest and 2nd-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 30° / 21° | 222 | 22.7 | 12.9 | 3.5 |
| Feb | 30° / 21° | 172 | 20.7 | 12.6 | 3.4 |
| Mar | 30° / 21° | 168 | 21.1 | 12.1 | 3.6 |
| Apr | 30° / 20° | 71 | 10.7 | 11.6 | 4.9 |
| May | 29° / 18° | 22 | 3.7 | 11.2 | 6.4 |
| Jun | 29° / 17° | 7 | 1.1 | 11 | 7.0 |
| Jul | 29° / 16° | 4 | 0.6 | 11 | 6.9 |
| Aug | 32° / 18° | 9 | 1.3 | 11.4 | 5.5 |
| Sep | 33° / 20° | 41 | 6.1 | 11.9 | 3.9 |
| Oct | 33° / 21° | 115 | 14.9 | 12.4 | 3.2 |
| Nov | 31° / 21° | 184 | 21.9 | 12.8 | 3.2 |
| Dec | 30° / 21° | 220 | 24.4 | 13 | 3.2 |
Cloud cover in December
The sky is clear or mostly clear about 10% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 78%.
| 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 (%) | 22 | 21 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 21 | 21 | 21 | 22 | 22 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 21 | 20 |
| Cloudier (%) | 78 | 79 | 80 | 80 | 80 | 81 | 81 | 81 | 81 | 81 | 79 | 79 | 79 | 78 | 78 | 77 | 77 | 77 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 77 | 77 | 77 | 78 | 79 | 80 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 22 | 78 |
| 2 | 21 | 79 |
| 3 | 20 | 80 |
| 4 | 20 | 80 |
| 5 | 20 | 80 |
| 6 | 19 | 81 |
| 7 | 19 | 81 |
| 8 | 19 | 81 |
| 9 | 19 | 81 |
| 10 | 19 | 81 |
| 11 | 21 | 79 |
| 12 | 21 | 79 |
| 13 | 21 | 79 |
| 14 | 22 | 78 |
| 15 | 22 | 78 |
| 16 | 23 | 77 |
| 17 | 23 | 77 |
| 18 | 23 | 77 |
| 19 | 24 | 76 |
| 20 | 24 | 76 |
| 21 | 24 | 76 |
| 22 | 24 | 76 |
| 23 | 24 | 76 |
| 24 | 24 | 76 |
| 25 | 24 | 76 |
| 26 | 23 | 77 |
| 27 | 23 | 77 |
| 28 | 23 | 77 |
| 29 | 22 | 78 |
| 30 | 21 | 79 |
| 31 | 20 | 80 |
Chance of precipitation in December
Santa Helena de Goiás gets around 220 mm of rain over 24.4 wet days in December. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 78% and peaks near 82% 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 (%) | 80 | 80 | 81 | 81 | 82 | 82 | 82 | 82 | 81 | 81 | 80 | 80 | 79 | 78 | 78 | 77 | 77 | 76 | 76 | 76 | 75 | 75 | 76 | 76 | 76 | 76 | 77 | 77 | 77 | 77 | 77 |
| Rain chance (%) | |
|---|---|
| 1 | 80 |
| 2 | 80 |
| 3 | 81 |
| 4 | 81 |
| 5 | 82 |
| 6 | 82 |
| 7 | 82 |
| 8 | 82 |
| 9 | 81 |
| 10 | 81 |
| 11 | 80 |
| 12 | 80 |
| 13 | 79 |
| 14 | 78 |
| 15 | 78 |
| 16 | 77 |
| 17 | 77 |
| 18 | 76 |
| 19 | 76 |
| 20 | 76 |
| 21 | 75 |
| 22 | 75 |
| 23 | 76 |
| 24 | 76 |
| 25 | 76 |
| 26 | 76 |
| 27 | 77 |
| 28 | 77 |
| 29 | 77 |
| 30 | 77 |
| 31 | 77 |
Humidity in December
Most of December feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the muggy band about 55% of days. Sticky, muggy-or-worse air turns up on roughly 97% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comfortable (%) | 1 | 1 | 1 | 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 |
| Humid (%) | 4 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Muggy (%) | 58 | 58 | 57 | 56 | 55 | 54 | 54 | 53 | 53 | 55 | 54 | 54 | 54 | 54 | 55 | 55 | 56 | 56 | 57 | 57 | 58 | 58 | 57 | 57 | 57 | 56 | 55 | 54 | 53 | 52 | 52 |
| Oppressive (%) | 37 | 38 | 39 | 41 | 42 | 43 | 43 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 43 | 43 | 42 | 42 | 41 | 41 | 40 | 40 | 41 | 41 | 41 | 42 | 43 | 44 | 45 | 46 | 46 |
| Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|
| 1 | 1 | 4 | 58 | 37 |
| 2 | 1 | 3 | 58 | 38 |
| 3 | 1 | 3 | 57 | 39 |
| 4 | 1 | 2 | 56 | 41 |
| 5 | 1 | 2 | 55 | 42 |
| 6 | 1 | 2 | 54 | 43 |
| 7 | 1 | 2 | 54 | 43 |
| 8 | 1 | 2 | 53 | 44 |
| 9 | 1 | 2 | 53 | 44 |
| 10 | 0 | 1 | 55 | 44 |
| 11 | 0 | 2 | 54 | 44 |
| 12 | 0 | 2 | 54 | 44 |
| 13 | 0 | 2 | 54 | 44 |
| 14 | 0 | 2 | 54 | 44 |
| 15 | 0 | 2 | 55 | 43 |
| 16 | 0 | 2 | 55 | 43 |
| 17 | 0 | 2 | 56 | 42 |
| 18 | 0 | 2 | 56 | 42 |
| 19 | 0 | 2 | 57 | 41 |
| 20 | 0 | 2 | 57 | 41 |
| 21 | 0 | 2 | 58 | 40 |
| 22 | 0 | 2 | 58 | 40 |
| 23 | 0 | 2 | 57 | 41 |
| 24 | 0 | 2 | 57 | 41 |
| 25 | 0 | 2 | 57 | 41 |
| 26 | 0 | 2 | 56 | 42 |
| 27 | 0 | 2 | 55 | 43 |
| 28 | 0 | 2 | 54 | 44 |
| 29 | 0 | 2 | 53 | 45 |
| 30 | 0 | 2 | 52 | 46 |
| 31 | 0 | 2 | 52 | 46 |
Wind in December
Winds average 7 km/h in December.
Across December, daily wind ranges from about 7 km/h on the calmest days to 7 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) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| 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 | 7 | calm |
| 2 | 7 | calm |
| 3 | 7 | calm |
| 4 | 7 | calm |
| 5 | 7 | calm |
| 6 | 7 | calm |
| 7 | 7 | calm |
| 8 | 7 | calm |
| 9 | 7 | calm |
| 10 | 7 | calm |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 7 | calm |
| 29 | 7 | calm |
| 30 | 7 | calm |
| 31 | 7 | calm |
Sunrise & sunset in December
Daylight runs from about 13 hours at the start of December to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 6 minutes over December. Sunrise moves from 6:42 AM to 6:54 AM, and sunset from 7:42 PM to 7:57 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) | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 |
| Sunrise (AM) | 6:42 | 6:43 | 6:43 | 6:43 | 6:43 | 6:43 | 6:44 | 6:44 | 6:44 | 6:45 | 6:45 | 6:45 | 6:46 | 6:46 | 6:46 | 6:47 | 6:47 | 6:48 | 6:48 | 6:48 | 6:49 | 6:49 | 6:50 | 6:50 | 6:51 | 6:51 | 6:52 | 6:52 | 6:53 | 6:53 | 6:54 |
| Sunset (PM) | 7:42 | 7:42 | 7:43 | 7:44 | 7:44 | 7:45 | 7:45 | 7:46 | 7:47 | 7:47 | 7:48 | 7:48 | 7:49 | 7:49 | 7:50 | 7:50 | 7:51 | 7:51 | 7:52 | 7:52 | 7:53 | 7:53 | 7:54 | 7:54 | 7:55 | 7:55 | 7:56 | 7:56 | 7:56 | 7:57 | 7:57 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.0 | 6:42 | 7:42 |
| 2 | 13.0 | 6:43 | 7:42 |
| 3 | 13.0 | 6:43 | 7:43 |
| 4 | 13.0 | 6:43 | 7:44 |
| 5 | 13.0 | 6:43 | 7:44 |
| 6 | 13.0 | 6:43 | 7:45 |
| 7 | 13.0 | 6:44 | 7:45 |
| 8 | 13.0 | 6:44 | 7:46 |
| 9 | 13.0 | 6:44 | 7:47 |
| 10 | 13.0 | 6:45 | 7:47 |
| 11 | 13.0 | 6:45 | 7:48 |
| 12 | 13.1 | 6:45 | 7:48 |
| 13 | 13.1 | 6:46 | 7:49 |
| 14 | 13.1 | 6:46 | 7:49 |
| 15 | 13.1 | 6:46 | 7:50 |
| 16 | 13.1 | 6:47 | 7:50 |
| 17 | 13.1 | 6:47 | 7:51 |
| 18 | 13.1 | 6:48 | 7:51 |
| 19 | 13.1 | 6:48 | 7:52 |
| 20 | 13.1 | 6:48 | 7:52 |
| 21 | 13.1 | 6:49 | 7:53 |
| 22 | 13.1 | 6:49 | 7:53 |
| 23 | 13.1 | 6:50 | 7:54 |
| 24 | 13.1 | 6:50 | 7:54 |
| 25 | 13.1 | 6:51 | 7:55 |
| 26 | 13.1 | 6:51 | 7:55 |
| 27 | 13.1 | 6:52 | 7:56 |
| 28 | 13.1 | 6:52 | 7:56 |
| 29 | 13.1 | 6:53 | 7:56 |
| 30 | 13.1 | 6:53 | 7:57 |
| 31 | 13.1 | 6:54 | 7:57 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 5.63 kWh/m².
For context, solar energy here swings from a low near 4.35 kWh/m² to a high of 6.16 kWh/m² in October across the year — December's 5.63 kWh/m² falls in the middle.
| 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) | 5.6 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.6 | 5.6 | 5.6 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.8 | 5.8 | 5.8 | 5.8 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 |
| 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 | 5.6 | Bright |
| 2 | 5.5 | Bright |
| 3 | 5.5 | Bright |
| 4 | 5.5 | Bright |
| 5 | 5.5 | Bright |
| 6 | 5.5 | Bright |
| 7 | 5.5 | Bright |
| 8 | 5.5 | Bright |
| 9 | 5.5 | Bright |
| 10 | 5.5 | Bright |
| 11 | 5.5 | Bright |
| 12 | 5.5 | Bright |
| 13 | 5.5 | Bright |
| 14 | 5.5 | Bright |
| 15 | 5.6 | Bright |
| 16 | 5.6 | Bright |
| 17 | 5.6 | Bright |
| 18 | 5.7 | Bright |
| 19 | 5.7 | Bright |
| 20 | 5.7 | Bright |
| 21 | 5.7 | Bright |
| 22 | 5.7 | Bright |
| 23 | 5.8 | Bright |
| 24 | 5.8 | Bright |
| 25 | 5.8 | Bright |
| 26 | 5.8 | Bright |
| 27 | 5.7 | Bright |
| 28 | 5.7 | Bright |
| 29 | 5.7 | Bright |
| 30 | 5.7 | Bright |
| 31 | 5.7 | Bright |
Hazard calendar for Santa Helena de Goiás
In December, Santa Helena de Goiás sits inside its monsoon season. The full year is below, with each hazard's peak months called out.
Santa Helena de Goiás's monsoon runs October–March, when most of the year's rain falls.
Is December a good time to visit Santa Helena de Goiás?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is a weaker month for outdoor sightseeing in Santa Helena de Goiás.
What to pack for Santa Helena de Goiás in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Santa Helena de Goiás sees daytime highs around 30°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.
UV index in Santa Helena de Goiás in December
Clear-sky midday UV in December peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Santa Helena de Goiás peaks around January 24 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 7 (very 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 | 14 | 11 | 9 | 7 | 8 | 9 | 11 | 12 | 13 | 14 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 15 | Extreme |
| Mar | 14 | Extreme |
| Apr | 11 | Extreme |
| May | 9 | Very high |
| Jun | 7 | Very high |
| Jul | 8 | Very high |
| Aug | 9 | Very high |
| Sep | 11 | Extreme |
| Oct | 12 | Extreme |
| Nov | 13 | Extreme |
| Dec | 14 | Extreme |
Air quality in Santa Helena de Goiás in December
Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.
Air quality in Santa Helena de Goiás is worst in September — around 43 µg/m³ PM2.5 (poor), about 7.7× the cleanest month (November, 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) | 8 | 9 | 8 | 7 | 7 | 6 | 8 | 17 | 43 | 15 | 6 | 7 |
| Level | Good | Good | Good | Good | Good | Good | Good | Moderate | Poor | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 9 | Good |
| Mar | 8 | Good |
| Apr | 7 | Good |
| May | 7 | Good |
| Jun | 6 | Good |
| Jul | 8 | Good |
| Aug | 17 | Moderate |
| Sep | 43 | Poor |
| Oct | 15 | Moderate |
| Nov | 6 | Good |
| Dec | 7 | Good |
Where is Santa Helena de Goiás?
Santa Helena de Goiás sits at 17.8°S, 50.6°W, 566 m above sea level, in Brazil. The nearest listed city is Rio Verde, 35 km away.
Topography around Santa Helena de Goiás
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santa Helena de Goiás.
Within 3 km, the terrain around Santa Helena de Goiás has only modest variations in elevation — a maximum elevation change of 127 m around an average of 579 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 250 m; within 80 km, significant variations in elevation — a maximum elevation change of 523 m.
The land around Santa Helena de Goiás is covered by cropland (54%) and artificial surfaces (26%) within 3 km, cropland (82%) within 16 km, and cropland (71%) 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 Santa Helena de Goiás (-17.8136°, -50.5969°, elevation 566 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).