Spain
Barcelona in March: weather, sea & travel advice
This month's data profile
Strong month under the current formula
Barcelona in March is climatically well suited to city breaks and active holidays and hiking. The average daily high is around 17 °C, and the sea is about 13 °C. With about 7 rainy days it is moderate.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
58/100 · #8
Warmth
#8
Dryness
#8
Sun
#7
Sea warmth
#11
Published best categories: Active
Barcelona · MarchPhoto: JJxFile · CC BY-SA 4.0Climate facts
- Average high
- 17 °C
- Average low
- 6 °C
- Sea
- 13 °C
- Rainy days (est.)
- 7 rainy days (est.)
- Sun (est.)
- 5 h/day
- Humidity
- 71 %
For your trip planning
March: milder than February, a little cooler than April
In Barcelona, March brings an average daily high of 17 °C, up from 14 °C in February, while April adds two more degrees. Precipitation rises to 42 mm, much more than February and close to April's 46 mm. Average lows of only 6 °C mean cool mornings and evenings, so pack a warm layer alongside lighter clothes.
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| February | 14 | 4 | 5 | 27 | 3.7 | 73 | 2.4 | 13 | 51 |
| March (selected) | 17 | 6 | 7 | 42 | 5.2 | 71 | 2.5 | 13 | 58 |
| April | 19 | 9 | 8 | 46 | 6.7 | 68 | 2.5 | 15 | 66 |
How do the previous and next months compare?
Baseline: March (58/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| February | -7 | -2.6 °C | -2.1 °C | -2.1 | -15.3 mm | -1.5 h | +2.2 % | -0.1 m/s | -0.3 °C |
| April | +8 | +2.4 °C | +2.2 °C | +0.7 | +3.2 mm | +1.5 h | -2.7 % | ±0 m/s | +1.2 °C |
All twelve months in context
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Frequently asked questions
How warm is Barcelona in March?
The average daily high is around 17 °C, with an average daily low of about 6 °C.
Can you swim in Barcelona in March?
The sea is about 13 °C (cold).
Does it rain a lot in Barcelona in March?
The curated estimate is about 7 rainy days per month, not a directly measured long-term average. Total precipitation averages around 42 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Barcelona?
By the climate score, June, July, August and September are the strongest months for Barcelona. For a beach trip: June, July, August and September. March is not among them.