When to go · Port Jefferson
Port Jefferson in October
Great month. Inside Port Jefferson's best window: May–Jun, Sep–Oct.
Key facts
- Verdict
- Great
- Temperature
- 18°C (64°F)64°F (18°C) / 9°C (48°F)48°F (9°C)
- average high / low
- Rain days
- 7
- Crowds
- Medium
- United States overall
- Prices
- Medium
- United States overall
Verdict
Inside Port Jefferson's best window: May–Jun, Sep–Oct.
Is another month better than October?
No other month rates higher than October for Port Jefferson in this guide.
Weather in October
- Port JeffersonHighs around 18 °C (64 °F), lows around 9 °C (48 °F), rain on about 7 daysHighs around 64 °F (18 °C), lows around 48 °F (9 °C), rain on about 7 days
Crowds and prices
- Crowds · United States overall
- Medium
- Prices · United States overall
- Medium
United States overall: Best all-round month: New England foliage, desert parks, cooler cities. High roads start closing late in the month.
Compare two months
Weather, crowds and prices for any two months in Port Jefferson, side by side.
Verdict
Oct: Great
May: Great
Daytime high
Oct: 18 °C (64 °F)64 °F (18 °C)
May: 20 °C (68 °F)68 °F (20 °C)
Night low
Oct: 9 °C (48 °F)48 °F (9 °C)
May: 10 °C (50 °F)50 °F (10 °C)
Rain days
Oct: 7 (better)
May: 9
Crowds
Oct: Medium
May: Medium
Prices
Oct: Medium
May: Medium
Festivals listed
Oct: 0
May: 1
October: Inside Port Jefferson's best window: May–Jun, Sep–Oct.
May: Inside Port Jefferson's best window: May–Jun, Sep–Oct.
Port Jefferson: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings