Skip to content
Voykit
Draft data. Times, fares and step counts are desk estimates awaiting field checks. How we verify
Source checked
A source and a date are on record: we read it from an official or published page. Not yet confirmed on the ground.
Field checked
Someone checked it on the ground, with the date shown.
Plan calculated
Worked out by Voykit from its own data (times, distances, budgets). A calculation, not a measurement.

Unknown times stay unknown. How we verify

When to go · Sines

Sines in September

Great month. Inside Sines's best window: Apr–Jun, Sep–Oct.

Key facts

Verdict
Great
Temperature
29°C (84°F) / 20°C (68°F)
average high / low
Rain days
4
Crowds
Medium
Portugal overall
Prices
Medium
Portugal overall

Verdict

GreatBest and avoid months for Sines

Inside Sines's best window: Apr–Jun, Sep–Oct.

Is another month better than September?

No other month rates higher than September for Sines in this guide.

Weather in September

Long-term averages
  • SinesHighs around 29 °C (84 °F), lows around 20 °C (68 °F), rain on about 4 days

Crowds and prices

Crowds · Portugal overall
Medium
Prices · Portugal overall
Medium

Portugal overall: Warm sea, thinner crowds; grape harvest in the Douro.

Compare two months

Weather, crowds and prices for any two months in Sines, side by side.

  • Verdict

    Sep: Great

    Apr: Great

  • Daytime high

    Sep: 29 °C (84 °F)

    Apr: 22 °C (72 °F)

  • Night low

    Sep: 20 °C (68 °F)

    Apr: 13 °C (55 °F)

  • Rain days

    Sep: 4 (better)

    Apr: 5

  • Crowds

    Sep: Medium

    Apr: Medium

  • Prices

    Sep: Medium

    Apr: Medium

  • Festivals listed

    Sep: 0

    Apr: 0

September: Inside Sines's best window: Apr–Jun, Sep–Oct.

April: Inside Sines's best window: Apr–Jun, Sep–Oct.

Sines: figures are long-term averages from this guide, not a forecast.

What to pack

Nothing unusual for the weather this month.

Build the full packing list for your trip →

Across Portugal in September →