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Weather in San Mateo, CA
55°
San Mateo, Monday, 12 October, 23:34
Clear. Feels like 54°. High 70°, low 48°.
Pressure29.97 inHg
Wind8.1 mph NW 
Humidity80%
Visibility6.2 mi
Dew point49°
Mon, 12October
70°/48°
70°/48°Tue, 13October74°/49°
74°/49°Wed, 14October
70°/50°
70°/50°Thu, 15October78°/52°
78°/52°Fri, 16October79°/61°
79°/61°Sat, 17October69°/55°
69°/55°Sun, 18October65°/54°
65°/54° | 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| | | | | | | | | | | | |
| Temperature | 68° | 53° | 51° | 49° | 54° | 60° | 65° | 67° | 66° | 64° | 62° | 59° |
| Feels like | 68° | 52° | 51° | 49° | 54° | 59° | 64° | 66° | 65° | 63° | 61° | 58° |
Pressure, inHg  | 29.88 | 29.88 | 29.88 | 29.88 | 29.88 | 29.88 | 29.88 | 29.88 | 29.88 | 29.88 | 29.88 | 29.88 |
| Wind, mph | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 |
Humidity, %  | 51% | 51% | 51% | 51% | 51% | 51% | 51% | 51% | 51% | 51% | 51% | 51% |
| Precipitation | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | — | — | — | — | — | — | — | — | — | — | — | — |
| 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|  |  | | | | |  | | | | | |
| Temperature | 55° | 53° | 51° | 49° | 51° | 62° | 69° | 73° | 73° | 65° | 59° | 57° |
| Feels like | 54° | 52° | 50° | 49° | 50° | 61° | 68° | 72° | 71° | 64° | 58° | 56° |
| Pressure, inHg | 29.97 | 29.97 | 30.00 | 30.03 | 30.06 | 30.09 | 30.09 | 30.06 | 30.03 | 30.06 | 30.09 | 30.12 |
| Wind, mph | 1.4 | 1.2 | 1.3 | 0.7 | 0.7 | 0.7 | 0.4 | 3.8 | 5.5 | 6 | 4 | 2.8 |
| Humidity, % | 80% | 86% | 93% | 100% | 96% | 69% | 39% | 36% | 41% | 60% | 64% | 66% |
| Precipitation | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | 6.2 mi | — | 0.4 mi | 0.6 mi | 4.3 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi |
| 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| | | | | | | | | | | | |
| Temperature | 55° | 52° | 51° | 51° | 52° | 64° | 64° | 70° | 69° | 62° | 58° | 56° |
| Feels like | 54° | 52° | 51° | 50° | 51° | 64° | 64° | 69° | 68° | 61° | 57° | 56° |
| Pressure, inHg | 30.12 | 30.12 | 30.12 | 30.12 | 30.12 | 30.15 | 30.12 | 30.09 | 30.06 | 30.06 | 30.09 | 30.12 |
| Wind, mph | 2.2 | 2.2 | 1.9 | 1.7 | 1.4 | 0.5 | 1.3 | 1.6 | 3.7 | 3.6 | 2.6 | 1.8 |
| Humidity, % | 81% | 93% | 95% | 95% | 95% | 85% | 69% | 56% | 56% | 65% | 81% | 87% |
| Precipitation | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | 6.2 mi | 6.2 mi | 6.2 mi | 3.3 mi | 6.2 mi | 0.4 mi | 0.4 mi | — | 6.2 mi | — | 0.1 mi | 0.4 mi |
| 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| | | | | | | | | | | | |
| Temperature | 54° | 54° | 54° | 52° | 54° | 60° | 68° | 75° | 77° | 67° | 66° | 64° |
| Feels like | 54° | 53° | 53° | 52° | 53° | 59° | 67° | 74° | 76° | 66° | 65° | 63° |
| Pressure, inHg | 30.12 | 30.09 | 30.09 | 30.09 | 30.09 | 30.12 | 30.09 | 30.06 | 30.03 | 30.00 | 30.03 | 30.03 |
| Wind, mph | 1.1 | 1.2 | 1.2 | 0.8 | 0.8 | 0.3 | 0.8 | 0.6 | 2.4 | 4.6 | 3.9 | 3.5 |
| Humidity, % | 94% | 94% | 94% | 96% | 88% | 66% | 44% | 30% | 31% | 57% | 59% | 61% |
| Precipitation | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | 0.5 mi | 1.7 mi | 4.1 mi | 5.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi |
| 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| | | | | | | | | | | | |
| Temperature | 62° | 61° | 62° | 63° | 62° | 68° | 74° | 79° | 74° | 69° | 65° | 62° |
| Feels like | 61° | 60° | 61° | 61° | 61° | 67° | 73° | 79° | 73° | 68° | 64° | 62° |
| Pressure, inHg | 30.03 | 30.03 | 30.03 | 30.03 | 30.06 | 30.06 | 30.03 | 30.00 | 30.00 | 29.97 | 30.00 | 30.00 |
| Wind, mph | 1.9 | 0.3 | 0.9 | 0.6 | 0.5 | 1 | 0.7 | 1.4 | 3.5 | 4.3 | 3.8 | 2.4 |
| Humidity, % | 72% | 72% | 62% | 54% | 50% | 40% | 32% | 26% | 42% | 55% | 65% | 75% |
| Precipitation | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi |
| 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| | | | | | | | | | | | |
| Temperature | 65° | 57° | 57° | 56° | 58° | 61° | 64° | 65° | 65° | 65° | 64° | 61° |
| Feels like | 65° | 57° | 56° | 56° | 58° | 61° | 63° | 64° | 64° | 64° | 63° | 61° |
| Pressure, inHg | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 |
| Wind, mph | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 |
| Humidity, % | 72% | 72% | 72% | 72% | 72% | 72% | 72% | 72% | 72% | 72% | 72% | 72% |
| Precipitation | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | — | — | — | — | — | — | — | — | — | — | — | — |
| 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| | | | | | | | | | | | |
| Temperature | 63° | 55° | 56° | 57° | 59° | 60° | 62° | 62° | 62° | 61° | 60° | 58° |
| Feels like | 63° | 54° | 56° | 57° | 58° | 60° | 61° | 62° | 61° | 60° | 59° | 57° |
| Pressure, inHg | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 |
| Wind, mph | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 |
| Humidity, % | 71% | 71% | 71% | 71% | 71% | 71% | 71% | 71% | 71% | 71% | 71% | 71% |
| Precipitation | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | — | — | — | — | — | — | — | — | — | — | — | — |
Sun and moon today
Day length — 11 h 22 min
Sunrise — 07:14
Sunset — 18:36
Sunrise and sunset in local time
Waxing crescent, 4%
Sunrise — —
Sunset — —
San Mateo, CA climate by month
The annual average temperature in San Mateo, CA is 58.4°. The warmest month is September (average high 74.7°), and the coldest is January (average low 43.9°). About 20.1 inches of precipitation fall per year, most of it in January (3.7 in). Figures are 60-year climate normals and records from 66 years of observations.
| Month | High | Low | Precipitation | Wet days | Record high | Record low |
|---|---|---|---|---|---|---|
| January | 56.5° | 43.9° | 3.7 in | 9 | 72.3° (2014) | 28.8° (1962) |
| February | 58.5° | 45.5° | 3.7 in | 9 | 76.3° (1986) | 26.1° (1989) |
| March | 60.4° | 47.2° | 3.3 in | 9 | 80.1° (2005) | 34.3° (1976) |
| April | 63.1° | 48.7° | 1.6 in | 6 | 89.6° (2004) | 35.8° (1999) |
| May | 67° | 51.6° | 0.6 in | 3 | 95° (2008) | 42.6° (1975) |
| June | 71.2° | 54.4° | 0.1 in | 1 | 101.1° (2000) | 46.4° (1999) |
| July | 73.6° | 56.6° | 0.0 in | 0 | 99.9° (1988) | 49.6° (1999) |
| August | 74.1° | 57.6° | 0.1 in | 0 | 95.9° (1993) | 52.2° (1960) |
| September | 74.7° | 57.8° | 0.2 in | 1 | 105.4° (2022) | 50.4° (2009) |
| October | 70.6° | 55.3° | 1.0 in | 3 | 97.9° (1987) | 40.6° (1971) |
| November | 62.1° | 49.9° | 2.3 in | 7 | 84° (1976) | 36° (2010) |
| December | 56.4° | 45° | 3.6 in | 9 | 70° (1979) | 25.2° (1990) |
Weather history
Temperature extremes over 66 years
October 12 temperatures in San Mateo, CA over 66 years
high: 90.0° (2010)low: 47.5° (2008)
Weather in Albany, NY59°Weather in Annapolis, MD60°Weather in Atlanta, GA64°Weather in Augusta, ME45°Weather in Austin, TX79°Weather in Baton Rouge, LA70°Weather in Bismarck, ND41°Weather in Boise, ID42°Weather in Boston, MA59°Weather in Carson City, NV40°Weather in Charleston, WV58°Weather in Charlotte Amalie, VI82°Weather in Cheyenne, WY48°Weather in Columbia, SC62°Weather in Columbus, OH65°Weather in Concord, NH57°Weather in Denver, CO56°Weather in Des Moines, IA59°Weather in Dover, DE58°Weather in Frankfort, KY65°Weather in Harrisburg, PA58°Weather in Hartford, CT55°Weather in Helena, MT28°Weather in Honolulu, HI77°Weather in Indianapolis, IN70°Weather in Jackson, MS68°Weather in Jefferson City, MO69°Weather in Juneau, AK37°Weather in Lansing, MI71°Weather in Lincoln, NE57°Weather in Little Rock, AR71°Weather in Madison, WI75°Weather in Montgomery, AL64°Weather in Montpelier, VT54°Weather in Nashville, TN65°Weather in Oklahoma City, OK77°Weather in Olympia, WA44°Weather in Phoenix, AZ68°Weather in Pierre, SD48°Weather in Providence, RI56°Weather in Raleigh, NC63°Weather in Richmond, VA59°Weather in Sacramento, CA56°Weather in Salem, OR46°Weather in Salt Lake City, UT
49°Weather in San Juan, PR79°Weather in Santa Fe, NM58°Weather in Springfield, IL75°Weather in St. Paul, MN55°Weather in Tallahassee, FL65°Weather in Topeka, KS75°Weather in Trenton, NJ56°Weather in Washington, DC59°
59°Weather in Annapolis, MD60°Weather in Atlanta, GA64°Weather in Augusta, ME45°Weather in Austin, TX79°Weather in Baton Rouge, LA70°Weather in Bismarck, ND41°Weather in Boise, ID42°Weather in Boston, MA59°Weather in Carson City, NV40°Weather in Charleston, WV58°Weather in Charlotte Amalie, VI82°Weather in Cheyenne, WY48°Weather in Columbia, SC62°Weather in Columbus, OH65°Weather in Concord, NH57°Weather in Denver, CO56°Weather in Des Moines, IA59°Weather in Dover, DE58°Weather in Frankfort, KY65°Weather in Harrisburg, PA58°Weather in Hartford, CT55°Weather in Helena, MT28°Weather in Honolulu, HI77°Weather in Indianapolis, IN70°Weather in Jackson, MS68°Weather in Jefferson City, MO69°Weather in Juneau, AK37°Weather in Lansing, MI71°Weather in Lincoln, NE57°Weather in Little Rock, AR71°Weather in Madison, WI75°Weather in Montgomery, AL64°Weather in Montpelier, VT54°Weather in Nashville, TN65°Weather in Oklahoma City, OK77°Weather in Olympia, WA44°Weather in Phoenix, AZ68°Weather in Pierre, SD48°Weather in Providence, RI56°Weather in Raleigh, NC63°Weather in Richmond, VA59°Weather in Sacramento, CA56°Weather in Salem, OR46°Weather in Salt Lake City, UT49°Weather in San Juan, PR79°Weather in Santa Fe, NM58°Weather in Springfield, IL75°Weather in St. Paul, MN55°Weather in Tallahassee, FL65°Weather in Topeka, KS75°Weather in Trenton, NJ56°Weather in Washington, DC59°Weather in Plainview, CA57°Weather in Posey, CA43°Weather in Poso Park, CA42°Weather in Seville, CA56°Weather in Silver City, CA38°Weather in Sultana, CA57°Weather in Tonyville, CA56°Weather in Waukena, CA54°Weather in Wilsonia, CA34°Weather in Yettem, CA57°Weather in Lytle Creek, CA46°Weather in Oak Glen, CA43°Weather in Oak Hills, CA46°Weather in Silver Lakes, CA51°Weather in Spring Valley Lake, CA50°Weather in Edna, CA55°Weather in Garden Farms, CA51°Weather in Los Berros, CA54°Weather in San Simeon, CA58°Weather in Santa Margarita, CA51°
57°Weather in Posey, CA43°Weather in Poso Park, CA42°Weather in Seville, CA56°Weather in Silver City, CA38°Weather in Sultana, CA57°Weather in Tonyville, CA56°Weather in Waukena, CA54°Weather in Wilsonia, CA34°Weather in Yettem, CA57°Weather in Lytle Creek, CA46°Weather in Oak Glen, CA43°Weather in Oak Hills, CA46°Weather in Silver Lakes, CA51°Weather in Spring Valley Lake, CA50°Weather in Edna, CA55°Weather in Garden Farms, CA51°Weather in Los Berros, CA54°Weather in San Simeon, CA58°Weather in Santa Margarita, CA51°