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When to go · San Francisco

San Francisco in August

Mixed month. Outside the best window (Nov–May (dry season; surf biggest Nov–Mar)). Across Mexico: Wet and hot; hurricane risk rising on both coasts.

Key facts

Verdict
Mixed
Temperature
33°C (91°F) / 24°C (75°F)
average high / low
Rain days
15
Crowds
Medium
Mexico overall
Prices
Medium
Mexico overall

Verdict

MixedMexico month rating

Outside the best window (Nov–May (dry season; surf biggest Nov–Mar)). Across Mexico: Wet and hot; hurricane risk rising on both coasts.

Is another month better than August?

August is rated mixed. These months rate higher:

Weather in August

Long-term averages
  • San FranciscoHighs around 33 °C (91 °F), lows around 24 °C (75 °F), rain on about 15 days

Crowds and prices

Crowds · Mexico overall
Medium
Prices · Mexico overall
Medium

Mexico overall: Wet and hot; hurricane risk rising on both coasts.

Compare two months

Weather, crowds and prices for any two months in San Francisco, side by side.

  • Verdict

    Aug: Mixed

    Jan: Great (better)

  • Daytime high

    Aug: 33 °C (91 °F)

    Jan: 29 °C (84 °F)

  • Night low

    Aug: 24 °C (75 °F)

    Jan: 17 °C (63 °F)

  • Rain days

    Aug: 15

    Jan: 1 (better)

  • Crowds

    Aug: Medium

    Jan: High

  • Prices

    Aug: Medium

    Jan: High

  • Festivals listed

    Aug: 0

    Jan: 0

August: Outside the best window (Nov–May (dry season; surf biggest Nov–Mar)). Across Mexico: Wet and hot; hurricane risk rising on both coasts.

January: Inside San Francisco's best window: Nov–May (dry season; surf biggest Nov–Mar).

San Francisco: figures are long-term averages from this guide, not a forecast.

What to pack

  • Light, breathable clothes, a sun hat and sunscreen
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Mexico in August →