Mexico
Mazatlán in October: weather, sea & travel advice
This month's data profile
Sea conditions lead
Mazatlán in October is climatically well suited to beach holidays, family holidays and city breaks. The average daily high is around 30 °C, and the sea is about 30 °C. With about 8 rainy days it is moderate.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
74/100 · #7
Warmth
#7
Dryness
#8
Sun
#9
Sea warmth
#3
Published best categories: none
Mazatlán · OctoberPhoto: Shane Smith · CC BY-SA 3.0Climate facts
- Average high
- 30 °C
- Average low
- 22 °C
- Sea
- 30 °C
- Rainy days (est.)
- 8 rainy days (est.)
- Sun (est.)
- 7 h/day
- Humidity
- 75 %
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 |
|---|---|---|---|---|---|---|---|---|---|
| September | 29 | 23 | 23 | 184 | 6.8 | 84 | 1.2 | 30 | 53 |
| October (selected) | 30 | 22 | 8 | 80 | 6.7 | 75 | 1.2 | 30 | 74 |
| November | 29 | 19 | 3 | 29 | 5.9 | 62 | 1.3 | 27 | 85 |
How do the previous and next months compare?
Baseline: October (74/100)
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 | |
|---|---|---|---|---|---|---|---|---|---|
| September | -21 | -0.5 °C | +1.7 °C | +14.8 | +103.7 mm | +0.1 h | +9.8 % | ±0 m/s | +0.3 °C |
| November | +11 | -0.6 °C | -2.8 °C | -5.2 | -51.3 mm | -0.8 h | -12.2 % | +0.1 m/s | -2.3 °C |
All twelve months in context

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Useful next decisions
Frequently asked questions
How warm is Mazatlán in October?
The average daily high is around 30 °C, with an average daily low of about 22 °C.
Can you swim in Mazatlán in October?
The sea is about 30 °C (very warm).
Does it rain a lot in Mazatlán in October?
The curated estimate is about 8 rainy days per month, not a directly measured long-term average. Total precipitation averages around 80 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Mazatlán?
By the climate score, January, February, November and December are the strongest months for Mazatlán. For a beach trip: January, February, November and December. October is not among them.