Vacaville, CA Hourly Weather
Hour-by-Hour Forecast
Today's Weather Breakdown
Currently 51°F and clear. Today in Vacaville, CA: high of 82°F, low of 46°F with partially cloudy. Dry conditions expected throughout the day.
| Currently | 51°F · Clear |
| Today's High | 82°F |
| Today's Low | 46°F |
| Rain Chance | 1% |
Hour-by-Hour Temperature & Rain Probability
In Vacaville, CA today, temperatures start near 46°F in the early morning and climb toward a high of 82°F in the afternoon. No significant rain is expected — good conditions for outdoor plans throughout the day.
Reading the Hourly Weather Forecast
The hour-by-hour table shows temperature, feels-like temperature, precipitation probability, wind speed, humidity, and UV index for each hour of the day in Vacaville. Rain probability above 40% for a given hour indicates a meaningful chance of precipitation during that window. UV index above 6 means sun protection is recommended for extended time outdoors.
Hourly forecasts are updated from live weather station data. For the full multi-day picture, see the Vacaville 10-day forecast or check tomorrow's rain forecast for precipitation timing.
Hour-by-Hour Forecast for Vacaville, CA
| Time | Temp | Feels Like | Rain | Conditions |
|---|---|---|---|---|
| 12:00 AM | 54°F | 54°F | 0% | Clear |
| 1:00 AM | 50°F | 50°F | 0% | Clear |
| 2:00 AM | 50°F | 49°F | 0% | Clear |
| 3:00 AM | 47°F | 47°F | 0% | Clear |
| 4:00 AM | 47°F | 47°F | 0% | Clear |
| 5:00 AM | 47°F | 47°F | 0% | Clear |
| 6:00 AM | 46°F | 46°F | 0% | Clear |
| 7:00 AM | 52°F | 52°F | 0% | Partially cloudy |
| 8:00 AM | 56°F | 56°F | 0% | Partially cloudy |
| 9:00 AM | 61°F | 61°F | 0% | Partially cloudy |
| 10:00 AM | 67°F | 67°F | 0% | Partially cloudy |
| 11:00 AM | 72°F | 72°F | 0% | Partially cloudy |
| 12:00 PM | 74°F | 74°F | 0% | Partially cloudy |
| 1:00 PM | 77°F | 77°F | 0% | Partially cloudy |
| 2:00 PM | 80°F | 80°F | 0% | Partially cloudy |
| 3:00 PM | 81°F | 80°F | 0% | Partially cloudy |
| 4:00 PM | 82°F | 80°F | 0% | Partially cloudy |
| 5:00 PM | 82°F | 80°F | 1% | Partially cloudy |
| 6:00 PM | 81°F | 80°F | 1% | Partially cloudy |
| 7:00 PM | 77°F | 77°F | 1% | Partially cloudy |
| 8:00 PM | 73°F | 73°F | 0% | Partially cloudy |
| 9:00 PM | 68°F | 68°F | 0% | Partially cloudy |
| 10:00 PM | 66°F | 66°F | 0% | Partially cloudy |
| 11:00 PM | 64°F | 64°F | 0% | Partially cloudy |
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