Best time to travel to San Mateo County
Discover the ideal time to visit San Mateo County
Planning a trip to San Mateo County? Based on weather conditions, the best time to visit is during July, September and October, see the table bellow for more details.
On this page, you will find detailed climate data, graphs, and insights about San Mateo County to help you plan your trip and choose the most optimal time to visit.
San Mateo County Monthly Climate Overview
Click on a month for in-depth weather statistics and trends
| Month | Weather | Temperatures | Score | Total Rain | Total Snow | Rainy Days | Snow Days | Dry Days |
|---|---|---|---|---|---|---|---|---|
| January |  | 13°/7° | 69 mm | 0 cm | 3 days | 0 days | 28 days | |
| February | | 13°/8° | 225 mm | 0 cm | 10 days | 0 days | 18 days | |
| March | | 15°/9° | 43 mm | 0 cm | 6 days | 0 days | 25 days | |
| April | | 16°/9° | 61 mm | 0 cm | 5 days | 0 days | 25 days | |
| May | | 17°/10° | 6 mm | 0 cm | 2 days | 0 days | 29 days | |
| June | | 19°/11° | 0 mm | 0 cm | 0 days | 0 days | 30 days | |
| July | | 20°/13° | 3 mm | 0 cm | 1 days | 0 days | 30 days | |
| August | | 20°/13° | 1 mm | 0 cm | 0 days | 0 days | 31 days | |
| September | | 21°/13° | 13 mm | 0 cm | 1 days | 0 days | 29 days | |
| October | | 20°/13° | 30 mm | 0 cm | 2 days | 0 days | 29 days | |
| November | | 15°/10° | 118 mm | 0 cm | 8 days | 0 days | 22 days | |
| December | | 13°/8° | 252 mm | 0 cm | 11 days | 0 days | 20 days |
Temperature Trends in San Mateo County
Explore monthly temperature variations throughout the year
Monthly Weather Overview
Select a month to view detailed weather insights for San Mateo County
Rainfall Chart in San Mateo County
Monthly rainfall trends for informed travel planning
Dry vs. Wet Days in San Mateo County
Understanding the balance of dry and wet days each month in
Quick links
More San Mateo County weather pages
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