10-day forecast — São Luís
Refreshed hourly
Thu · Today · 12 Nov
Showers
31°
27°
0.06 in
Wind15 mph NE
Gusts28 mph
UV index12 – Extreme
Precip chance57%
Sunrise5:34 AM
Sunset5:47 PM
Fri · Tomorrow · 13 Nov
Showers
31°
27°
0.04 in
Wind12 mph NE
Gusts25 mph
UV index12 – Extreme
Precip chance46%
Sunrise5:34 AM
Sunset5:48 PM
Saturday · 14 Nov
Partly cloudy
32°
27°
0.01 in
Wind13 mph NE
Gusts24 mph
UV index10 – Very high
Precip chance21%
Sunrise5:34 AM
Sunset5:48 PM
Sunday · 15 Nov
Showers
32°
27°
0.04 in
Wind12 mph NE
Gusts23 mph
UV index8 – Very high
Precip chance53%
Sunrise5:34 AM
Sunset5:48 PM
Monday · 16 Nov
Showers
31°
26°
0.07 in
Wind12 mph NE
Gusts22 mph
UV index8 – Very high
Precip chance60%
Sunrise5:34 AM
Sunset5:48 PM
Tuesday · 17 Nov
Showers
30°
26°
0.10 in
Wind11 mph NE
Gusts24 mph
UV index8 – Very high
Precip chance69%
Sunrise5:34 AM
Sunset5:49 PM
Wednesday · 18 Nov
Partly cloudy
31°
27°
17%
Wind15 mph NE
Gusts28 mph
UV index9 – Very high
Precip chance17%
Sunrise5:35 AM
Sunset5:49 PM
Thursday · 19 Nov
Partly cloudy
31°
27°
17%
Wind14 mph NE
Gusts29 mph
UV index9 – Very high
Precip chance17%
Sunrise5:35 AM
Sunset5:49 PM
Friday · 20 Nov
Partly cloudy
31°
27°
13%
Wind14 mph NE
Gusts28 mph
UV index9 – Very high
Precip chance13%
Sunrise5:35 AM
Sunset5:49 PM
Saturday · 21 Nov
Partly cloudy
31°
27°
10%
Wind13 mph NE
Gusts28 mph
UV index9 – Very high
Precip chance10%
Sunrise5:35 AM
Sunset5:50 PM
Sunday · 22 Nov
Partly cloudy
31°
27°
12%
Wind14 mph NE
Gusts27 mph
UV index9 – Very high
Precip chance12%
Sunrise5:35 AM
Sunset5:50 PM
Monday · 23 Nov
Partly cloudy
31°
27°
0.00 in
Wind15 mph NE
Gusts29 mph
UV index8 – Very high
Precip chance20%
Sunrise5:36 AM
Sunset5:50 PM
Tuesday · 24 Nov
Showers
31°
28°
0.04 in
Wind13 mph NE
Gusts27 mph
UV index8 – Very high
Precip chance57%
Sunrise5:36 AM
Sunset5:51 PM
Wednesday · 25 Nov
Showers
31°
27°
0.03 in
Wind14 mph NE
Gusts25 mph
UV index8 – Very high
Precip chance45%
Sunrise5:36 AM
Sunset5:51 PM
About São Luís
CountryBrazil
Population917,237
ContinentSouth America
Time zoneAmerica/Fortaleza (-03:00)
Latitude-2.5300°
Longitude-44.3030°
Air QualityGood (AQI 23)
Details & indices
Wind
13 mph NE
Gusts 26 mph
Humidity
66%
Dew point 23°
Pressure
29.97 inHg
Rising
UV index
12 — Extreme
High today
Air Quality
Good
AQI 23 · US EPA
Visibility
6 mi
Reduced
Sun & moon
Sunrise5:34 AM
Sunset5:47 PM
Length of day12h 13m
Moonrise8:22 AM
Moonset8:59 PM
Moon phase🌔 Waxing Crescent
Local time11:20 AM (-03:00)
São Luís climate in December
8-year averages · when to visitBest months: January–December · December: Good
| November | December | January | |
|---|---|---|---|
| Average temperature | → 28°C | 28°C | ▼ 26°C |
| Typical high | ▼ 32°C | 31°C | ▼ 30°C |
| Typical low | → 25°C | 25°C | ▼ 24°C |
| Water temperature | ▲ 28.9°C | 29.1°C | ▲ 29.6°C |
| Precipitation | ▲ 93 mm | 125 mm | ▲ 277 mm |
| Wet days | ▲ 16 d | 22 d | ▲ 29 d |
| Humidity | ▲ 72% | 75% | ▲ 83% |
| Sunshine per day | ▼ 11.2 h | 10.5 h | ▼ 9.6 h |
| Cloud cover | ▲ 9% | 15% | ▲ 22% |
| Midday UV | → 11 | 11 | → 11 |
| Daylight | 12:14 | 12:16 | 12:15 |
| Our take | Good | Good | Good |
December temperatures day by day daily mean + smoothed trend · °C
December precipitation day by day mm
December UV day by day clear-sky midday value
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
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NBM + global weather models
Updated: 11:20 AM
São Luís, Brazil · 2.53°S, 44.30°W · America/Fortaleza · Forecast computed for these exact coordinates