Old Gilroy Weather Forecast
- 36
- 57
Areas Fog
- 38
- 59
Areas Fog
- 45
- 57
Rain Likely
- 49
- 60
Rain Likely
- 49
- 63
Chance Rain
- 45
- 61
Rain Likely
- 39
- 60
Rain
Today 29 Jan Santa Clara Valley Including San Jose
Sunny. Highs around 60. Northwest Winds 5 to 10 Mph.
Tonight 29 Jan Santa Clara Valley Including San Jose
Partly cloudy in the evening then becoming mostly cloudy. Patchy fog in the evening. Areas of fog after midnight. Lows in the mid 30s to lower 40s. Northwest Winds around 5 Mph in the evening. Becoming light.
Old Gilroy Temperature Statistics
January Temperature
South County Airport of Santa Clara County (6.8 miles)
Lowest 21 January, 2025
28.4 °FAverage January
47.6 °FHighest 9 January, 2025
71.6 °F
Climate (2020–Present)
South County Airport of Santa Clara County (6.8 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
47.6 °FAverage 2020–2025
58.7 °FAverage High 2020–2025
73.4 °F