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5-day weather forecast Barcelona 18-03-2026

Weather forecast Barcelona tomorrow 18.03.2026: sunny, temperature from 11 °C to 16 °C.

Precipitation probability 100%. Wind up to 9.61 m/s (gusts 11.61 m/s). Air humidity 59–84%, atmospheric pressure 757–761 mm Hg, UV index up to 4.7.

Sunrise 06:58
Sunset 19:01
Chart
Table
Type of temperature:
°C
°F
Wed, 18 Mar, 2026
TemperaturePrecipitationCloud coverHumidityPressureWindUV Index
00:00Weather
Clear
13 °C0% 0%80%760 mm HgENE 60° 1.69 (2.36) m/s0
01:00Weather
Clear
13 °C0% 0%80%760 mm HgNE 51° 1.39 (1.97) m/s0
02:00Weather
Clear
12 °C0% 0%80%759 mm HgNE 37° 1.19 (1.75) m/s0
03:00Weather
Clear
12 °C0% 0%80%759 mm HgN 8° 1 (1.5) m/s0
04:00Weather
Clear
12 °C0% 0%79%758 mm HgN 355° 1.11 (1.69) m/s0
05:00Weather
Clear
12 °C0% 0%78%758 mm HgN 3° 1.19 (1.92) m/s0
06:00Weather
Clear
11 °C0% 0%78%758 mm HgN 356° 1 (1.64) m/s0
07:00Weather
Sunny
11 °C0% 0%77%758 mm HgNNW 347° 0.69 (1.14) m/s0
08:00Weather
Sunny
12 °C0% 0%74%758 mm HgNNW 335° 0.39 (0.58) m/s0.3
09:00Weather
Sunny
13 °C0% 0%70%758 mm HgN 351° 0.11 (0.14) m/s1
10:00Weather
Sunny
14 °C0% 0%67%758 mm HgESE 122° 0.5 (0.58) m/s2.1
11:00Weather
Sunny
15 °C0% 0%64%758 mm HgESE 115° 1.19 (1.39) m/s3.4
12:00Weather
Sunny
15 °C0% 0%61%758 mm HgSE 137° 1.89 (2.19) m/s4.4
13:00Weather
Sunny
16 °C0% 0%60%758 mm HgSSE 148° 2.39 (2.75) m/s4.7
14:00Weather
Sunny
16 °C0% 0%59%757 mm HgSE 140° 2.5 (2.89) m/s4.3
15:00Weather
Sunny
16 °C0% 0%60%757 mm HgESE 122° 3.11 (3.58) m/s3.2
16:00Weather
Sunny
16 °C0% 0%61%757 mm HgESE 117° 3.69 (4.25) m/s1.8
17:00Weather
Sunny
15 °C0% 0%66%757 mm HgE 90° 5.61 (6.44) m/s0.8
18:00Weather
Sunny
14 °C0% 0%73%758 mm HgENE 76° 7.11 (8.39) m/s0.2
19:00Weather
Sunny
14 °C0% 0%76%758 mm HgE 81° 6.81 (8.42) m/s0
20:00Weather
Clear
13 °C0% 0%75%758 mm HgENE 74° 8 (10.08) m/s0
21:00Weather
Patchy rain possible
13 °C100% (0.08 mm/hr)76%84%759 mm HgENE 74° 9.11 (11.28) m/s0
22:00Weather
Patchy rain possible
13 °C73% (0.03 mm/hr)75%81%760 mm HgE 80° 9.61 (11.61) m/s0
23:00Weather
Cloudy
12 °C0% 85%75%761 mm HgENE 77° 9.11 (11.06) m/s0

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

Learn more about our methodology

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