17°
Light showers, feels like 17°.
Viana do Castelo, Portugal · Tuesday, 27 October 2026
Low/High
12°/17°
Humidity
90%
Chance of rain
90%
Wind
10.8 km/h
UV
0.9
Temperature Tomorrow
Viana do Castelo Weather Tomorrow by Time of Day
| Time of day | Weather | Temperature | Chance of rain | |
|---|---|---|---|---|
| Morning |  | Overcast | 15–16°C | 90% |
| Afternoon | | Overcast | 16–17°C | 74% |
| Evening |  | Mostly clear | 14–16°C | 5% |
| Night |  | Fog | 12–13°C | 0% |
Viana do Castelo Weather Tomorrow — Tuesday, 27 October 2026
Tue 27 Oct
12 °/17 °
Light showers
90%
11 km/h
Tue 27 Oct
12 °/17 °
Light showers
90%
11 km/h
Low/High12°/17°
Humidity90%
Pressure1020 hPa
Sunrise/Sunset 07:01 17:36
Viana do Castelo Hourly Weather Tomorrow
| Time | Weather | Temperature | Feels like | Rain | Humidity | Wind | |
|---|---|---|---|---|---|---|---|
| Tuesday, 27 October 2026 | |||||||
| 00:00 |  | Partly cloudy | 14° | 14° | 0% | 94% | 8 km/h |
| 01:00 | | Partly cloudy | 14° | 14° | 5% | 92% | 8 km/h |
| 02:00 | | Partly cloudy | 15° | 15° | 11% | 92% | 7 km/h |
| 03:00 |  | Light showers | 15° | 15° | 19% | 92% | 7 km/h |
| 04:00 | | Partly cloudy | 14° | 14° | 27% | 91% | 6 km/h |
| 05:00 | | Overcast | 15° | 15° | 37% | 90% | 7 km/h |
| 06:00 | | Overcast | 15° | 15° | 48% | 89% | 9 km/h |
| 07:00 | | Overcast | 15° | 15° | 63% | 89% | 9 km/h |
| 08:00 | | Overcast | 16° | 15° | 80% | 88% | 11 km/h |
| 09:00 |  | Light rain | 16° | 16° | 90% | 88% | 9 km/h |
| 10:00 | | Overcast | 16° | 16° | 90% | 88% | 9 km/h |
| 11:00 | | Light rain | 16° | 16° | 84% | 91% | 8 km/h |
| 12:00 | | Overcast | 16° | 16° | 74% | 91% | 10 km/h |
| 13:00 | | Overcast | 16° | 17° | 59% | 90% | 2 km/h |
| 14:00 | | Overcast | 16° | 17° | 39% | 89% | 8 km/h |
| 15:00 | | Partly cloudy | 17° | 17° | 23% | 84% | 8 km/h |
| 16:00 | | Mostly clear | 17° | 17° | 12% | 82% | 9 km/h |
| 17:00 | | Mostly clear | 16° | 16° | 5% | 83% | 9 km/h |
| 18:00 | | Mostly clear | 15° | 15° | 0% | 85% | 8 km/h |
| 19:00 | | Mostly clear | 15° | 14° | 0% | 89% | 6 km/h |
| 20:00 | | Mostly clear | 14° | 14° | 0% | 93% | 5 km/h |
| 21:00 | | Mostly clear | 13° | 13° | 0% | 94% | 5 km/h |
| 22:00 | | Fog | 12° | 12° | 0% | 96% | 4 km/h |
| 23:00 | | Fog | 12° | 11° | 0% | 98% | 5 km/h |
Summary
This page uses one forecast point in Viana do Castelo. Conditions vary across the region.
Tomorrow, Tuesday 27 October 2026, the weather in Viana do Castelo is forecast to be light showers, with temperatures of 12–17°C and a chance of rain of up to 90%, highest around 09:00 local time. Take an umbrella or a rain jacket.
Updated at 01:47 local time, 26 October 2026
Viana do Castelo Hourly Temperature and Chance of Rain
Viana do Castelo Air Quality
Moderate · AQI 51Air quality is acceptable; people who are unusually sensitive should consider limiting prolonged outdoor exertion.
PM2.5 (µg/m³)13
PM10 (µg/m³)15
O₃ (µg/m³)34
NO₂ (µg/m³)10
SO₂ (µg/m³)0.7
CO (µg/m³)174
Weather Near Viana do Castelo
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