Gilroy Weather in January
With daytime temperatures of 17°C (63°F) and nighttime lows of 4°C (39°F), January in Gilroy brings moderate temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 77 mm (3 in) falls on average.
Rainfall in Gilroy in January
Looking at the last 30 years, the data shows about 9 days with rain, averaging 77 mm (3 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Gilroy in January
January in Gilroy sees highs of 17°C (63°F) and lows of 4°C (39°F) overnight. January is part of the winter season. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights fall to 4°C (39°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Gilroy. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Gilroy's climate page.
Gilroy Temperature in January
Min Temperature
4°C (39°F)
Max Temperature
17°C (63°F)
Chance of Rain
30%
Precipitation
77 mm (3 in)
Rainy days
9 days
Best Places in the United States of America in January
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Gilroy in January
Pleasant temperatures in January mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days.What To Do in Gilroy in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Gilroy's climate page.
See the full Gilroy climate overview or explore weather in the United States of America.
