How warm is it in Barcelona in March?

Daytime highs averaged 16.7 °C, night-time lows 7.0 °C. The highest value of the past 10 years was 24.8 °C (9 Mar 2017), the lowest -0.6 °C (21 Mar 2018).

How often does it rain in Barcelona in March?

On average there were 8.9 rain days (at least 1 mm) with 58.7 mm of precipitation in total.

🇪🇸 Weather in Barcelona in March

This is what the weather in Barcelona (Catalonia, Spain) was like in March in 2017–2026.

Key facts at a glance

Prevailing weather: Partly cloudy

Avg. daytime high

16.7 °C

14.7 °C – 19.0 °C

Avg. night-time low

7.0 °C

5.0 °C – 7.9 °C

Avg. rain days in period

8.9

29 % of days · ≥ 1.0 mm

Avg. precipitation in period

58.7 mm

2.8 mm – 140 mm

Avg. cloud cover

64 %

This data source has no sunshine hours – average cloud cover shown instead.

Avg. sea temperature

–

Sea temperature unavailable for today (daily limit).

Extremes: Highest temperature 24.8 °C (9 Mar 2017) · Lowest temperature -0.6 °C (21 Mar 2018) · Avg. daily peak wind 21 km/h

Weather mix of all days

36Sunny
123Partly cloudy
62Cloudy
56Light rain
33Rain

Summary

On average 16.7 °C during the day and 7.0 °C at night.
On average 8.9 rain days (Rain day = at least 1.0 mm of precipitation) with 58.7 mm of precipitation in total.
Prevailing: Partly cloudy.
Warmest year: 2023 (avg. 19.0 °C), coolest: 2022 (avg. 14.7 °C).
Wettest year: 2025 (140 mm), driest: 2023 (2.8 mm).
Extremes: 24.8 °C on 9 Mar 2017 and -0.6 °C on 21 Mar 2018.

Overall values from all 10 years. How is this calculated?

Temperatures per year

Average over your travel period

Precipitation & rain days

Year by year

2026
Avg. max16.5°Avg. min6.7°
Rain days
8 Rain days
Precipitation
52.1 mm
Avg. cloud cover
56 % cloudy
Sea temperature
–
Max 20.8 °C · Min 3.0 °C
2025
Avg. max15.2°Avg. min7.2°
Rain days
19 Rain days
Precipitation
140 mm
Avg. cloud cover
75 % cloudy
Sea temperature
–
Max 23.1 °C · Min 2.5 °C
2024
Avg. max17.8°Avg. min7.9°
Rain days
12 Rain days
Precipitation
82.0 mm
Avg. cloud cover
65 % cloudy
Sea temperature
–
Max 24.2 °C · Min 2.0 °C
2023
Avg. max19.0°Avg. min7.8°
Rain days
1 Rain days
Precipitation
2.8 mm
Avg. cloud cover
53 % cloudy
Sea temperature
–
Max 24.6 °C · Min 2.0 °C
2022
Avg. max14.7°Avg. min7.6°
Rain days
16 Rain days
Precipitation
85.6 mm
Avg. cloud cover
90 % cloudy
Sea temperature
–
Max 18.7 °C · Min 5.6 °C
2021
Avg. max16.0°Avg. min6.7°
Rain days
4 Rain days
Precipitation
13.2 mm
Avg. cloud cover
65 % cloudy
Sea temperature
–
Max 20.0 °C · Min 2.5 °C
2020
Avg. max15.7°Avg. min6.7°
Rain days
10 Rain days
Precipitation
62.3 mm
Avg. cloud cover
73 % cloudy
Sea temperature
–
Max 21.9 °C · Min 1.8 °C
2019
Avg. max18.1°Avg. min6.6°
Rain days
2 Rain days
Precipitation
5.0 mm
Avg. cloud cover
48 % cloudy
Sea temperature
–
Max 22.5 °C · Min 3.3 °C
2018
Avg. max15.3°Avg. min5.0°
Rain days
11 Rain days
Precipitation
70.7 mm
Avg. cloud cover
66 % cloudy
Sea temperature
–
Max 21.3 °C · Min -0.6 °C
2017
Avg. max18.5°Avg. min7.8°
Rain days
6 Rain days
Precipitation
73.6 mm
Avg. cloud cover
50 % cloudy
Sea temperature
–
Max 24.8 °C · Min 2.8 °C

Frequently asked questions

How warm is it in Barcelona in March?: Daytime highs averaged 16.7 °C, night-time lows 7.0 °C. The highest value of the past 10 years was 24.8 °C (9 Mar 2017), the lowest -0.6 °C (21 Mar 2018).
How often does it rain in Barcelona in March?: On average there were 8.9 rain days (at least 1 mm) with 58.7 mm of precipitation in total.

Check your exact travel dates

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Data sources

Weather data: Data obtained from the NASA Langley Research Center (LaRC) POWER Project funded through the NASA Earth Science/Applied Science Program
Reanalysis (weather model constrained by observations) on a coarse grid of about 50 km. Values represent a large area and can differ from local conditions, especially on islands, coasts and in mountains. No sunshine duration.
Reanalysis (weather model constrained by observations)
Reanalysis values represent a grid cell (approx. 25–50 km) and may differ from local measurements on coasts, islands and in mountains.
Sea temperature: MUR SST data were provided by JPL under support by NASA MEaSUREs program; accessed via NOAA CoastWatch ERDDAP
Daily multi-scale ultra-high resolution (≈ 1 km) analysis of satellite measurements (infrared, microwave) and in-situ data. Represents the foundation temperature below the daily warm surface layer. (Satellite and in-situ analysis)
Place search: Natural Earth (public domain) · GeoNames (CC BY 4.0) / OpenStreetMap (ODbL)