See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:55
Sunrise
19:06
Sunset
Moon
Waxing Crescent
12:41
Moonrise
21:28
Moonset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Air Quality Data Available
Upgrade to access real-time air quality data for Watsonville.
UV Index
Humidity
Weather in Watsonville today, September 16, 2026
Watsonville stays under cloudy skies on September 16, 2026, with only brief brighter breaks. Plan for a day that feels grey more often than open. Cloud leads the morning, peaking close to 100% near 06:00. Sunshine has little room until later in the day.
The day peaks near 18°C and cools toward 14°C. Expect humidity between 77% and 95%, most humid near 22:00. Winds stay light, near 5.9 km/h by 15:00, so the day feels still more than breezy.
Afternoon skies stay clogged, peaking close to 100% near 12:00. The grey theme continues rather than clearing out. Visibility holds near 15.4 km, though it can fall to 13.8 km. Expect sunrise at 06:55, sunset at 19:06, and 12 hours 10 minutes of sunlight today overall.
The practical takeaway for Watsonville on September 16, 2026 is a cloudy day that stays usable, just not particularly bright, around 18°C.
Frequently asked questions about weather in Watsonville
How warm does it get in Watsonville?
The warmest month in Watsonville is September, with average high temperatures of 24°C. The average temperature during this period is around 18°C.
How cold does it get in Watsonville?
The coldest month in Watsonville is February, with average low temperatures of 7°C. The average temperature during this period is around 11°C.
What is the wettest time of year in Watsonville?
The wettest month in Watsonville is January, with an average of 128mm of precipitation.
What is the driest time of year in Watsonville?
The driest month in Watsonville is July, with an average of 0mm of precipitation.
Explore more weather forecasts
- Prunedale, California
- New York City, New York
- Capitola, California
- Los Angeles, California
- Gilroy, California
- Brooklyn, New York
- Live Oak, California
- Chicago, Illinois
- Santa Cruz, California
- Houston, Texas
- Marina, California
- Queens, New York
- Morgan Hill, California
- Phoenix, Arizona
- Salinas, California
- Philadelphia, Pennsylvania
