Find 122 hotels in Santa Rosa

When is the Best Time to Explore Santa Rosa?

If you're wondering when is the best time of year to visit Santa Rosa, you may find this information about seasonal weather useful when you are planning your trip. The warmest months in Santa Rosa are typically September and August, whereas the coldest months are usually July and June. The months with the most rain are March and April, whereas August and July have the least.

Here's an overview on how much rain you can expect and what the temperatures are going to be like:

• From January to March, the average daytime temperature is 29°C and at night it is 21°C. Seasonal average rainfall is 757 mm.
• If you visit between April and June, you can expect an average temp of 29°C during the day and 20°C at night. Average rainfall during this season is 618 mm.
• The daytime average temp from July to September is 32°C and the night-time average is 20°C. Average precipitation for this season is 284 mm.
• Between October and December, the average temp during the day is 31°C and 21°C at night. Seasonal average rain is 586 mm.
• The annual rainfall average in Santa Rosa is 2245 mm.