When to go · Fontana
Fontana in August
Avoid month. Listed as a month to avoid: Jun–Sep (hot, low event activity).
Key facts
- Verdict
- Avoid
- Temperature
- 35°C (95°F)95°F (35°C) / 19°C (66°F)66°F (19°C)
- average high / low
- Rain days
- 0
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
Listed as a month to avoid: Jun–Sep (hot, low event activity).
Is another month better than August?
August is rated avoid. These months rate higher:
- OctoberGreatInside Fontana's best window: Oct–Apr (mild weather, marathon season).
- NovemberGreatInside Fontana's best window: Oct–Apr (mild weather, marathon season).
- DecemberGreatInside Fontana's best window: Oct–Apr (mild weather, marathon season).
- JanuaryGreatInside Fontana's best window: Oct–Apr (mild weather, marathon season).
Weather in August
- FontanaHighs around 35 °C (95 °F), lows around 19 °C (66 °F), rain on about 0 daysHighs around 95 °F (35 °C), lows around 66 °F (19 °C), rain on about 0 days
Crowds and prices
- Crowds · United States overall
- High
- Prices · United States overall
- High
United States overall: Hot and busy; wildfire smoke in the West, hurricane peak begins in the Southeast.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Fontana, side by side.
Verdict
Aug: Avoid
Jan: Great (better)
Daytime high
Aug: 35 °C (95 °F)95 °F (35 °C)
Jan: 19 °C (66 °F)66 °F (19 °C)
Night low
Aug: 19 °C (66 °F)66 °F (19 °C)
Jan: 7 °C (45 °F)45 °F (7 °C)
Rain days
Aug: 0 (better)
Jan: 6
Crowds
Aug: High
Jan: Low
Prices
Aug: High
Jan: Low
Festivals listed
Aug: 0
Jan: 0
August: Listed as a month to avoid: Jun–Sep (hot, low event activity).
January: Inside Fontana's best window: Oct–Apr (mild weather, marathon season).
Fontana: figures are long-term averages from this guide, not a forecast.
What to pack
- Light, breathable clothes, a sun hat and sunscreen