14 to 30°C
temperature
3381 hours
sunshine per day
71 mm
rain
325 days
dry
40 days
rain
0 days
snow

Climate of Gilroy

Gilroy has a mediterranean climate. The summers are warm and dry, and the temperature is cold in the winter. The average annual temperature for Gilroy is 22° degrees and there is about 74 mm of rain in a year. It is dry for 315 days a year with an average humidity of 66% and an UV-index of 4.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 14°C and 30°C
  • Night:the average nighttime temperature is between 5°C and 13°C
  • Rain: it rains 40 days and there is a total of approximately 71 mm rainfall
  • Sun hours: throughout the year there are 3381 sun hours
Maximum temperature: between 14°C and 30°C
Warmest month: 30°C in July
Coldest month: 14°C in December
Night temperature: between 5°C and 13°C
Dry days: 325 days
Days with rain: 40 days
Days with snow: 0 days
Total rain sum: 71 mm
Hours of sunshine: 3381 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Gilroy.

Precipitation graph

This graph shows the average amount of rainfall per month for Gilroy.

Climate table of Gilroy

In this climate table you can see at a glance what the average weather per month is for Gilroy. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Gilroy might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 15 16 18 20 22 27 30 29 29 24 18 14
Night temp. (°C) 5 5 5 6 8 10 12 12 13 11 7 5
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 13 18 9 4 1 0 0 0 1 4 7 14
Days with rain 5 6 7 5 1 1 1 - 2 2 4 6
Dry days 26 22 24 25 30 29 30 31 28 29 26 25
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 6 6 9 11 12 12 12 12 12 7 7 6
Wind force (Bft) 2 2 2 2 2 2 2 2 2 2 2 2
UV-index 3 3 4 5 5 6 5 5 5 4 3 3

Best time to visit Gilroy

The best time to visit Gilroy in the state of California is from March through November. In this period you have a warm temperature and almost no precipitation. The highest average temperature in Gilroy is 30°C in July and the lowest is 14°C in December.

Climate of Gilroy by month

What is the average climate in a given month for Gilroy? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Gilroy weather experiences

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