Silicon Valley in may: average Weather, Temperature and Climate
Weather in Silicon Valley in may 2025
The weather in Silicon Valley in may comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout may
perfect weather
Weather at 6am
59°F
Clear/Sunny
59% of time
30%
7%
4%
Weather at 12pm
72°F
Clear/Sunny
69% of time
18%
8%
4%
Weather at 6pm
63°F
Clear/Sunny
70% of time
20%
5%
4%
Weather at 3am
52°F
58%
20%
15%
6%
Evolution of daily average temperature and precipitation in Silicon Valley in may
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Silicon Valley in may.
The climate of Silicon Valley in may is perfect
The climate in may in Silicon Valley is dry ; it does not rain often (0.4in of rainfall over 1 days).
The climate nice in that locality may. The thermometer averaged maximum of 72°F. In the morning the temperature drops to 59°F. Thus, the mean temperature average on this month of may in Silicon Valley is 67°F. These temperatures are far removed from those records observed in Silicon Valley in the month of may with a maximum record of 97°F in 2009 and a minimum record of 47°F in 2021. You can expect to have about 26 days with temperatures over 65°F, or 84% of time.
On average, in Silicon Valley, the days of may last 14:12. Sunrise is at 04:59 and sets at 19:11.
With a perfect climate, the month of may is advisable to go there in California.
Seasonal average climate and temperature of Silicon Valley in may
Check below seasonal norms These datas are compiled from the weather statements of the last years of the month of may.
| May | |||||
| Outside temperature | |||||
| Average temperature | 67°F | ||||
| Highest temperature | 72°F | ||||
| Lowest temperature | 59°F | ||||
| Highest record temperature | 97°F (2009) | ||||
| Lowest record temperature | 47°F (2021) | ||||
| Number of days at +86°F | 2 day(s) (6%) | ||||
| Number of days at +65°F | 26 day(s) (84%) | ||||
| Wind | |||||
| Wind speed | 18km/h | ||||
| Wind temperature | 59°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 0.4in | ||||
| Number of days with rainfall | 1 day(s) (2%) | ||||
| Record daily rainfall | 0.3in (2011) | ||||
| Other climate data | |||||
| Humidity | 72% | ||||
| Visibility | 9.42km | ||||
| Cloud cover | 19% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 14 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 04:59 | ||||
| Time of sunset | 19:11 | ||||
| Length of day | 14:12 | ||||
| Our opinion about the weather in may | |||||
| Our opinion at whereandwhen.net | perfect | ||||
How was the weather last may?
Here is the day by day recorded weather in Silicon Valley in may 2024:
45°F to 74°F
49°F to 74°F
50°F to 76°F
50°F to 56°F
41°F to 59°F
41°F to 63°F
45°F to 67°F
49°F to 76°F
52°F to 83°F
56°F to 83°F
56°F to 85°F
56°F to 83°F
52°F to 81°F
49°F to 79°F
52°F to 81°F
52°F to 81°F
50°F to 77°F
49°F to 77°F
49°F to 76°F
47°F to 76°F
50°F to 81°F
50°F to 74°F
50°F to 74°F
50°F to 59°F
54°F to 68°F
45°F to 76°F
49°F to 79°F
50°F to 74°F
49°F to 76°F
54°F to 85°F
56°F to 85°F
Map: other cities in California in may
Cities near Silicon Valley:
| San Jose in may | perfect weather |
| Pescadero in may | good weather |
| Half Moon Bay in may | good weather |
| Moss Beach in may | good weather |
| Santa Cruz California in may | good weather |
| Oakland in may | good weather |
| San Francisco in may | good weather |
| Golden Gate National Recreation Area in may | good weather |
| Stinson Beach in may | good weather |
| Pacific Grove in may | good weather |
| Stockton in may | perfect weather |
| Carmel-by-the-Sea in may | good weather |
Click over cities on the map for information about the weather in may.
Silicon Valley
perfect weather
good
tolerable
bad
very bad
Weather data for Silicon Valley in may:
Weather data for Silicon Valley for may are derived from an average of the weather forecast since 2009 in Silicon Valley. There is a margin of error and these forecasts are to be considered as general information only. The weather in Silicon Valley can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Silicon Valley.