Spain
Barcelona in January: weather, sea & travel advice
This month's data profile
Balanced monthly profile
Barcelona in January is climatically mixed. The average daily high is around 13 °C, and the sea is about 14 °C. With about 5 rainy days it is dry.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
46/100 · #12
Warmth
#12
Dryness
#3
Sun
#11
Sea warmth
#10
Published best categories: none
Barcelona · JanuaryPhoto: JJxFile · CC BY-SA 4.0Climate facts
- Average high
- 13 °C
- Average low
- 4 °C
- Sea
- 14 °C
- Rainy days (est.)
- 5 rainy days (est.)
- Sun (est.)
- 3 h/day
- Humidity
- 76 %
For your trip planning
January: the coolest month, slightly drier than December
January is the coolest month in our Barcelona series. Average lows reach just 4 °C, one degree below December and level with February, while the daily high of 13 °C matches December. Precipitation, at 35 mm, is close to December's, and February is drier. Pack a warm coat for mornings and evenings.
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 |
|---|---|---|---|---|---|---|---|---|---|
| December | 13 | 5 | 5 | 37 | 2.2 | 77 | 2.4 | 15 | 48 |
| January (selected) | 13 | 4 | 5 | 35 | 2.5 | 76 | 2.4 | 14 | 46 |
| February | 14 | 4 | 5 | 27 | 3.7 | 73 | 2.4 | 13 | 51 |
How do the previous and next months compare?
Baseline: January (46/100)
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 | |
|---|---|---|---|---|---|---|---|---|---|
| December | +2 | +0.6 °C | +1.2 °C | ±0 | +2.2 mm | -0.3 h | +1.5 % | ±0 m/s | +1.4 °C |
| February | +5 | +1.3 °C | +0.5 °C | -0.5 | -7.9 mm | +1.2 h | -2.7 % | ±0 m/s | -0.6 °C |
All twelve months in context
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Useful next decisions
Frequently asked questions
How warm is Barcelona in January?
The average daily high is around 13 °C, with an average daily low of about 4 °C.
Can you swim in Barcelona in January?
The sea is about 14 °C (cold).
Does it rain a lot in Barcelona in January?
The curated estimate is about 5 rainy days per month, not a directly measured long-term average. Total precipitation averages around 35 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. January is not among them.