When to go · Foster City
Foster City in June
Great month. Inside Foster City's best window: Apr–Jun, Sep–Oct.
Key facts
- Verdict
- Great
- Temperature
- 23°C (73°F)73°F (23°C) / 12°C (54°F)54°F (12°C)
- average high / low
- Rain days
- 1
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
Inside Foster City's best window: Apr–Jun, Sep–Oct.
Is another month better than June?
No other month rates higher than June for Foster City in this guide.
Weather in June
- Foster CityHighs around 23 °C (73 °F), lows around 12 °C (54 °F), rain on about 1 dayHighs around 73 °F (23 °C), lows around 54 °F (12 °C), rain on about 1 day
Crowds and prices
- Crowds · United States overall
- High
- Prices · United States overall
- High
United States overall: Rockies and northern parks open; desert heat builds; hurricane season starts. Book parks months ahead.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Foster City, side by side.
Verdict
Jun: Great
Apr: Great
Daytime high
Jun: 23 °C (73 °F)73 °F (23 °C)
Apr: 19 °C (66 °F)66 °F (19 °C)
Night low
Jun: 12 °C (54 °F)54 °F (12 °C)
Apr: 9 °C (48 °F)48 °F (9 °C)
Rain days
Jun: 1 (better)
Apr: 6
Crowds
Jun: High
Apr: Medium
Prices
Jun: High
Apr: Medium
Festivals listed
Jun: 0
Apr: 1
June: Inside Foster City's best window: Apr–Jun, Sep–Oct.
April: Inside Foster City's best window: Apr–Jun, Sep–Oct.
Foster City: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings