When to go · Green Valley
Green Valley in September
Great month. Inside Green Valley's best window: Mar–May, Sep–Nov.
Key facts
- Verdict
- Great
- Temperature
- 39°C (102°F)102°F (39°C) / 22°C (72°F)72°F (22°C)
- average high / low
- Rain days
- 2
- Crowds
- Medium
- United States overall
- Prices
- Medium
- United States overall
Verdict
Inside Green Valley's best window: Mar–May, Sep–Nov.
Is another month better than September?
No other month rates higher than September for Green Valley in this guide.
Weather in September
- Green ValleyHighs around 39 °C (102 °F), lows around 22 °C (72 °F), rain on about 2 daysHighs around 102 °F (39 °C), lows around 72 °F (22 °C), rain on about 2 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Labor Day big impact
1st Monday of September · United States
End of summer; last big road-trip weekend.
Crowds and prices
- Crowds · United States overall
- Medium
- Prices · United States overall
- Medium
United States overall: After Labor Day the crowds drop and parks stay open; Florida and the Gulf are at hurricane peak.
Compare two months
Weather, crowds and prices for any two months in Green Valley, side by side.
Verdict
Sep: Great
Mar: Great
Daytime high
Sep: 39 °C (102 °F)102 °F (39 °C)
Mar: 26 °C (79 °F)79 °F (26 °C)
Night low
Sep: 22 °C (72 °F)72 °F (22 °C)
Mar: 9 °C (48 °F)48 °F (9 °C)
Rain days
Sep: 2 (better)
Mar: 4
Crowds
Sep: Medium
Mar: Medium
Prices
Sep: Medium
Mar: Medium
Festivals listed
Sep: 1
Mar: 2
September: Inside Green Valley's best window: Mar–May, Sep–Nov.
March: Inside Green Valley's best window: Mar–May, Sep–Nov.
Green Valley: figures are long-term averages from this guide, not a forecast.
What to pack
- Light, breathable clothes, a sun hat and sunscreen