When to go · Rio Maior
Rio Maior in September
Great month. Inside Rio Maior's best window: Apr–Jun, Sep–Oct.
Key facts
- Verdict
- Great
- Temperature
- 27°C (81°F)81°F (27°C) / 16°C (61°F)61°F (16°C)
- average high / low
- Rain days
- 7
- Crowds
- Medium
- Portugal overall
- Prices
- Medium
- Portugal overall
Verdict
Inside Rio Maior's best window: Apr–Jun, Sep–Oct.
Is another month better than September?
No other month rates higher than September for Rio Maior in this guide.
Weather in September
- Rio MaiorHighs around 27 °C (81 °F), lows around 16 °C (61 °F), rain on about 7 daysHighs around 81 °F (27 °C), lows around 61 °F (16 °C), rain on about 7 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 Rio Maior, side by side.
Verdict
Sep: Great
Apr: Great
Daytime high
Sep: 27 °C (81 °F)81 °F (27 °C)
Apr: 20 °C (68 °F)68 °F (20 °C)
Night low
Sep: 16 °C (61 °F)61 °F (16 °C)
Apr: 10 °C (50 °F)50 °F (10 °C)
Rain days
Sep: 7 (better)
Apr: 9
Crowds
Sep: Medium
Apr: Medium
Prices
Sep: Medium
Apr: Medium
Festivals listed
Sep: 0
Apr: 0
September: Inside Rio Maior's best window: Apr–Jun, Sep–Oct.
April: Inside Rio Maior's best window: Apr–Jun, Sep–Oct.
Rio Maior: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.