Climate & archive — Viana do Castelo 📅
+19°
Overcast
feels like +17°
🗄 45 years of observations📡 ERA5 data🏆 records since 1981
Actual day-by-day weather, records, monthly climate and “on this day before”.
🔎 Weather for a date or period
Actual day-by-day weather for the selected period (ERA5). Up to 1 year.
📆 On this day before
Data for previous years is being prepared.
🗓 Monthly climate in Viana do Castelo
| Month | Day | Night | Precip |
|---|---|---|---|
| January | +13° | +8° | 190 mm |
| February | +14° | +9° | 145 mm |
| March | +15° | +9° | 164 mm |
| April | +17° | +11° | 149 mm |
| May | +20° | +13° | 108 mm |
| June | +21° | +15° | 60 mm |
| July | +24° | +17° | 18 mm |
| August | +24° | +17° | 28 mm |
| September | +22° | +16° | 86 mm |
| October | +20° | +14° | 241 mm |
| November | +17° | +11° | 194 mm |
| December | +15° | +10° | 213 mm |
📊
Daily records and archive in Viana do Castelo are being collected (ERA5) — they will appear after the next cycle.
📒 For school and home
Weather diary
ready-made observation table for a month — for school
Weather for the month
August calendar: forecast + climate normal
City water
Atlantic Ocean +19° — where to swim
FAQ about the weather archive in Viana do Castelo ❓
What was the weather in Viana do Castelo on a specific date?
Pick a date or range in the form above — we show actual day-by-day weather (ERA5 reanalysis, up to a year back). For today’s date in past years see “On this day before”.
What's the typical weather in Viana do Castelo in August?
On average +24° by day, +17° at night, precipitation about 28 mm (ERA5 climate normal).
Since what year is the weather archive in Viana do Castelo kept?
Climate normals and records come from the ERA5 reanalysis. Actual day-by-day weather is available for the last year.
Climate and weather archive in Viana do Castelo
Monthly climate normals in Viana do Castelo (average day and night temperatures, precipitation) are computed from the ERA5 reanalysis. The observation archive accrues from launch. Data: Open-Meteo (ERA5).