Last updated: March 2, 2024
Under the Köppen–Geiger climate classification Santa Helena de Goias features a tropical savanna climate (Aw). Temperatures typically range between 22 °C (71 °F) and 28 °C (82 °F) through the year, but rarely can drop to 5 °C (42 °F) or can rise to as high as 41 °C (107 °F). The average annual precipitation amounts to about 1043 mm (41.1 inches) and receives 129 rainy days on the 1 mm (0.04 inches) threshold annually. Santa Helena de Goias enjoys an average of 3674 hours of sunshine throughout the year, and daylight varies from 11 hours 3 minutes to 13 hours 9 minutes per day.
The warmest months in Santa Helena de Goias are September, October and November, with daily mean temperatures ranging from 26 to 28 °C (78 - 82 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 22 to 23 °C (71 - 74 °F) throughout the day. On average each year, Santa Helena de Goias experiences 322 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum | 35°C (95°F) |
35°C (96°F) |
34°C (94°F) |
34°C (93°F) |
34°C (93°F) |
33°C (91°F) |
33°C (92°F) |
37°C (99°F) |
40°C (105°F) |
41°C (107°F) |
37°C (99°F) |
37°C (99°F) |
| Mean maximum | 34°C (94°F) |
33°C (92°F) |
33°C (92°F) |
33°C (91°F) |
32°C (90°F) |
32°C (90°F) |
32°C (90°F) |
36°C (97°F) |
39°C (102°F) |
38°C (101°F) |
35°C (95°F) |
34°C (94°F) |
| Average high | 30°C (87°F) |
30°C (86°F) |
31°C (87°F) |
30°C (87°F) |
29°C (85°F) |
29°C (85°F) |
29°C (85°F) |
32°C (90°F) |
35°C (96°F) |
33°C (93°F) |
31°C (88°F) |
30°C (87°F) |
| Daily mean | 25°C (78°F) |
25°C (78°F) |
25°C (78°F) |
25°C (77°F) |
23°C (74°F) |
23°C (73°F) |
22°C (71°F) |
24°C (76°F) |
28°C (82°F) |
27°C (81°F) |
26°C (78°F) |
25°C (78°F) |
| Average low | 22°C (71°F) |
21°C (71°F) |
21°C (71°F) |
20°C (68°F) |
18°C (64°F) |
17°C (63°F) |
15°C (59°F) |
18°C (64°F) |
21°C (69°F) |
22°C (72°F) |
21°C (71°F) |
21°C (71°F) |
| Mean minimum | 20°C (68°F) |
20°C (68°F) |
19°C (67°F) |
16°C (61°F) |
12°C (54°F) |
14°C (57°F) |
10°C (50°F) |
12°C (54°F) |
17°C (62°F) |
19°C (67°F) |
19°C (66°F) |
19°C (67°F) |
| Minimum | 19°C (67°F) |
19°C (66°F) |
17°C (64°F) |
14°C (57°F) |
6°C (43°F) |
10°C (51°F) |
5°C (42°F) |
10°C (51°F) |
12°C (54°F) |
16°C (62°F) |
16°C (62°F) |
19°C (66°F) |
Compare temperature, precipitation, sunshine, UV index in Santa Helena de Goias, Goiás, Brazil with other places around the world.
Santa Helena de Goias usually has the most precipitation in February, November and December, with an average of 21 rainy days and 189 mm (7.4 inches) of precipitation per month. The driest months in Santa Helena de Goias are June, July and August. On average, 3 mm (0.1 inches) of precipitation falls during these months.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average precipitation mm (inches) | 135 (5.3) | 194 (7.6) | 134 (5.3) | 61 (2.4) | 19 (0.8) | 3 (0.1) | 0 (0.0) | 5 (0.2) | 17 (0.7) | 102 (4.0) | 179 (7.1) | 194 (7.6) |
| Average precipitation days (≥ 1 mm) | 16 | 21 | 18 | 11 | 2 | 0 | 0 | 1 | 3 | 14 | 21 | 22 |
The sunniest months in Santa Helena de Goias are July, August and October, when the sun shines an average of 10 hours 27 minutes a day. Least sunny months in Santa Helena de Goias: January, February and November receive an average of 9 hours 17 minutes of sunshine daily.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean monthly sunshine hours | 257 | 280 | 311 | 305 | 315 | 309 | 325 | 325 | 321 | 321 | 297 | 303 |
| Mean daily daylight hours | 13h 2m | 12h 39m | 12h 9m | 11h 39m | 11h 15m | 11h 3m | 11h 9m | 11h 31m | 11h 59m | 12h 29m | 12h 56m | 13h 9m |
Santa Helena de Goias experiences the highest level of ultraviolet (UV) radiation in February, November and December, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. May, June and July are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly Santa Helena de Goias UV Index data.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV Index (month maximum) | 15 | 16 | 14 | 12 | 10 | 8 | 9 | 11 | 12 | 15 | 15 | 16 |
Discover in-depth weather details for every month in Santa Helena de Goias. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Santa Helena de Goias's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.
Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.