When to go · San Dimas
San Dimas in June
Great month. Inside San Dimas's best window: Jun–Sep (waterpark season).
Key facts
- Verdict
- Great
- Temperature
- 29°C (84°F)84°F (29°C) / 16°C (61°F)61°F (16°C)
- average high / low
- Rain days
- 1
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
Inside San Dimas's best window: Jun–Sep (waterpark season).
Is another month better than June?
No other month rates higher than June for San Dimas in this guide.
Weather in June
- San DimasHighs around 29 °C (84 °F), lows around 16 °C (61 °F), rain on about 1 dayHighs around 84 °F (29 °C), lows around 61 °F (16 °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 San Dimas, side by side.
Verdict
Jun: Great
Jul: Great
Daytime high
Jun: 29 °C (84 °F)84 °F (29 °C)
Jul: 32 °C (90 °F)90 °F (32 °C)
Night low
Jun: 16 °C (61 °F)61 °F (16 °C)
Jul: 18 °C (64 °F)64 °F (18 °C)
Rain days
Jun: 1
Jul: 0 (better)
Crowds
Jun: High
Jul: High
Prices
Jun: High
Jul: High
Festivals listed
Jun: 0
Jul: 1
June: Inside San Dimas's best window: Jun–Sep (waterpark season).
July: Inside San Dimas's best window: Jun–Sep (waterpark season).
San Dimas: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.