When to go · San Mateo
San Mateo in January
Avoid month. Listed as a month to avoid: Dec–Feb (rain), and any week with a major SFO travel crunch.
Key facts
- Verdict
- Avoid
- Temperature
- 14°C (57°F)57°F (14°C) / 6°C (43°F)43°F (6°C)
- average high / low
- Rain days
- 11
- Crowds
- Low
- United States overall
- Prices
- Low
- United States overall
Verdict
Listed as a month to avoid: Dec–Feb (rain), and any week with a major SFO travel crunch.
Is another month better than January?
January is rated avoid. These months rate higher:
Weather in January
- San MateoHighs around 14 °C (57 °F), lows around 6 °C (43 °F), rain on about 11 daysHighs around 57 °F (14 °C), lows around 43 °F (6 °C), rain on about 11 days
Crowds and prices
- Crowds · United States overall
- Low
- Prices · United States overall
- Low
United States overall: Cold and snowy north and in the mountains; Florida, Hawaii and the desert Southwest are the picks.
Compare two months
Weather, crowds and prices for any two months in San Mateo, side by side.
Verdict
Jan: Avoid
Apr: Great (better)
Daytime high
Jan: 14 °C (57 °F)57 °F (14 °C)
Apr: 19 °C (66 °F)66 °F (19 °C)
Night low
Jan: 6 °C (43 °F)43 °F (6 °C)
Apr: 9 °C (48 °F)48 °F (9 °C)
Rain days
Jan: 11
Apr: 6 (better)
Crowds
Jan: Low
Apr: Medium
Prices
Jan: Low
Apr: Medium
Festivals listed
Jan: 0
Apr: 1
January: Listed as a month to avoid: Dec–Feb (rain), and any week with a major SFO travel crunch.
April: Inside San Mateo's best window: Apr–Jun, Sep–Oct.
San Mateo: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings
- A rain jacket or umbrella and shoes that dry fast