Weather in Itajai on 20 October 2026
Preliminary outlook for 20 October 2026
A preliminary estimate based on the 2019–2025 archive: daytime around +21°C and nighttime around +16°C, average precipitation 0.2 mm, wind around 2 m/s, humidity around 83%.
This is a climate-based estimate, not a precise long-range forecast. It is replaced by hourly data when the date enters the forecast window.
+16°C
Weather archive — latest year: 2025
Patchy rain nearby
Weather archive — latest year: 2025
Nighttime: +14°C
Precipitation: 0.2 mm
Wind: 3 — 4 m/s
Humidity: 71%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +20°C | Sun hours | 4 h |
| UV index | 4 | Cloud cover (avg.) | 79% |
| Pressure (avg.) | 770 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +16°C | Dew point (avg.) | +11°C |
| Heat index (avg.) | +16°C | Wind chill (avg.) | +16°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 130° → (ESE) |
Sunrise
05:34
Duration
12 h 51 min
Sunset
18:25
Moonrise
04:52
Moonset
17:49
Moon phase
Waning Crescent
Illumination
1%
+19°C
Weather archive — for 2024 year
Overcast
Weather archive — for 2024 year
Nighttime: +15°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 84%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 2 h |
| UV index | 4 | Cloud cover (avg.) | 77% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +20°C | Dew point (avg.) | +17°C |
| Heat index (avg.) | +20°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 170° → (E) |
Sunrise
05:34
Duration
12 h 51 min
Sunset
18:25
Moonrise
22:21
Moonset
07:44
Moon phase
Waning Gibbous
Illumination
78%
+18°C
Weather archive — for 2023 year
Overcast
Weather archive — for 2023 year
Nighttime: +17°C
Precipitation: 0.4 mm
Wind: 1 — 2 m/s
Humidity: 90%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +19°C | Sun hours | 1 h |
| UV index | 4 | Cloud cover (avg.) | 100% |
| Pressure (avg.) | 765 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +18°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +18°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 100° ↑ (NNE) |
Sunrise
05:35
Duration
12 h 49 min
Sunset
18:24
Moonrise
09:45
Moonset
No moonset
Moon phase
Waxing Crescent
Illumination
37%
+21°C
Weather archive — for 2022 year
Patchy rain nearby
Weather archive — for 2022 year
Nighttime: +19°C
Precipitation: 0.4 mm
Wind: 3 — 4 m/s
Humidity: 92%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 5 h |
| UV index | 5 | Cloud cover (avg.) | 78% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +22°C | Dew point (avg.) | +20°C |
| Heat index (avg.) | +22°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 160° ↑ (NNE) |
Sunrise
05:35
Duration
12 h 50 min
Sunset
18:25
Moonrise
02:54
Moonset
14:01
Moon phase
Waning Crescent
Illumination
25%
+17°C
Weather archive — for 2021 year
Patchy rain nearby
Weather archive — for 2021 year
Nighttime: +14°C
Precipitation: 0.2 mm
Wind: 3 — 4 m/s
Humidity: 80%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +19°C | Sun hours | 1 h |
| UV index | 5 | Cloud cover (avg.) | 83% |
| Pressure (avg.) | 767 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 156° → (ESE) |
Sunrise
05:34
Duration
12 h 51 min
Sunset
18:25
Moonrise
18:34
Moonset
05:39
Moon phase
Waxing Gibbous
Illumination
97%
+22°C
Weather archive — for 2020 year
Cloudy
Weather archive — for 2020 year
Nighttime: +20°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 88%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 9 h |
| UV index | 5 | Cloud cover (avg.) | 71% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 9 km | Sea temperature | — |
| Feels like (avg.) | +23°C | Dew point (avg.) | +20°C |
| Heat index (avg.) | +23°C | Wind chill (avg.) | +22°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 116° ↗ (NE) |
Sunrise
05:34
Duration
12 h 51 min
Sunset
18:25
Moonrise
08:40
Moonset
22:54
Moon phase
Waxing Crescent
Illumination
20%
+18°C
Weather archive — for 2019 year
Partly Cloudy
Weather archive — for 2019 year
Nighttime: +16°C
Precipitation: 0 mm
Wind: 3 — 3 m/s
Humidity: 76%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +20°C | Sun hours | 9 h |
| UV index | 5 | Cloud cover (avg.) | 60% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +18°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +18°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 144° → (E) |
Sunrise
05:35
Duration
12 h 49 min
Sunset
18:24
Moonrise
No moonrise
Moonset
10:34
Moon phase
Last Quarter
Illumination
50%
Weather in Itajai on 20 October in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+20°C
|
+14°C
|
+16°C | 4 h | 4 | 71% | 3 — 4 m/s |
| 2024 |
+21°C
|
+15°C
|
+19°C | 2 h | 4 | 84% | 2 — 3 m/s |
| 2023 |
+19°C
|
+17°C
|
+18°C | 1 h | 4 | 90% | 1 — 2 m/s |
| 2022 |
+25°C
|
+19°C
|
+21°C | 5 h | 5 | 92% | 3 — 4 m/s |
| 2021 |
+19°C
|
+14°C
|
+17°C | 1 h | 5 | 80% | 3 — 4 m/s |
| 2020 |
+25°C
|
+20°C
|
+22°C | 9 h | 5 | 88% | 2 — 3 m/s |
| 2019 |
+20°C
|
+16°C
|
+18°C | 9 h | 5 | 76% | 3 — 3 m/s |