EN
Weather in Port Costa, CA
57°
Port Costa, Friday, 23 October, 22:56
Clear. Feels like 56°. High 70°, low 56°.
Pressure30.03 inHg
Wind1 mph SW 
Humidity71%
Visibility6.2 mi
Dew point48°
Fri, 23October
70°/56°
70°/56°Sat, 24October
70°/53°
70°/53°Sun, 25October69°/52°
69°/52°Mon, 26October67°/51°
67°/51°Tue, 27October63°/51°
63°/51°Wed, 28October62°/51°
62°/51°Thu, 29October
65°/49°
65°/49° | 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 | 66° | 57° | 56° | 56° | 59° | 62° | 64° | 65° | 65° | 64° | 63° | 60° |
| Feels like | 66° | 56° | 55° | 55° | 58° | 61° | 64° | 65° | 64° | 63° | 62° | 59° |
Pressure, inHg  | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 |
| Wind, mph | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 |
Humidity, %  | 75% | 75% | 75% | 75% | 75% | 75% | 75% | 75% | 75% | 75% | 75% | 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 | — | — | — | — | — | — | — | — | — | — | — | — |
| 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 | 57° | 56° | 54° | 54° | 53° | 65° | 68° | 69° | 70° | 65° | 58° | 55° |
| Feels like | 55° | 55° | 53° | 52° | 51° | 63° | 67° | 67° | 69° | 64° | 57° | 54° |
| Pressure, inHg | 30.03 | 30.03 | 30.00 | 30.03 | 30.06 | 30.06 | 30.06 | 30.00 | 29.97 | 29.97 | 30.00 | 30.03 |
| Wind, mph | 1.6 | 0.9 | 0.3 | 0.3 | 0.3 | 0.9 | 0.2 | 0.8 | 1 | 0.7 | 1.2 | 1 |
| Humidity, % | 74% | 80% | 82% | 65% | 67% | 51% | 43% | 43% | 46% | 63% | 76% | 83% |
| 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 | 53° | 52° | 52° | 52° | 52° | 60° | 63° | 68° | 69° | 64° | 58° | 56° |
| Feels like | 52° | 52° | 52° | 51° | 52° | 60° | 63° | 68° | 68° | 63° | 58° | 56° |
| Pressure, inHg | 30.03 | 30.03 | 30.03 | 30.06 | 30.06 | 30.09 | 30.06 | 30.03 | 30.03 | 30.03 | 30.06 | 30.09 |
| Wind, mph | 0.9 | 0.5 | 0.4 | 0.7 | 0.3 | 0.7 | 0.6 | 0.5 | 2.1 | 2 | 1.9 | 2.2 |
| Humidity, % | 91% | 97% | 100% | 99% | 99% | 94% | 69% | 60% | 56% | 69% | 84% | 96% |
| 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 | — | — | — | 0.3 mi | 6.2 mi | 4.7 mi | 6.2 mi | 4.8 mi | 0.7 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° | 53° | 53° | 52° | 51° | 54° | 63° | 67° | 66° | 61° | 57° | 56° |
| Feels like | 54° | 53° | 53° | 52° | 50° | 53° | 62° | 67° | 65° | 60° | 57° | 55° |
| Pressure, inHg | 30.09 | 30.09 | 30.09 | 30.09 | 30.12 | 30.15 | 30.15 | 30.09 | 30.06 | 30.06 | 30.06 | 30.09 |
| Wind, mph | 1.6 | 1.8 | 1.9 | 2.7 | 2.7 | 2.9 | 3.3 | 4.5 | 4.7 | 3.5 | 2.7 | 2.4 |
| Humidity, % | 97% | 98% | 99% | 98% | 98% | 88% | 69% | 56% | 50% | 69% | 85% | 88% |
| 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 | 2.1 mi | 0.6 mi | 0.2 mi | 0.2 mi | 0.1 mi | 4.1 mi | 6.2 mi | 5.0 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 | 54° | 52° | 50° | 51° | 51° | 55° | 59° | 63° | 63° | 61° | 57° | 55° |
| Feels like | 53° | 52° | 50° | 50° | 50° | 54° | 58° | 62° | 62° | 60° | 56° | 54° |
| Pressure, inHg | 30.09 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.00 | 30.00 | 29.97 | 29.97 | 30.00 |
| Wind, mph | 2.3 | 1.9 | 1.3 | 1.2 | 1 | 1.4 | 1.8 | 2.3 | 2.2 | 2.2 | 2.3 | 2.4 |
| Humidity, % | 88% | 91% | 96% | 97% | 98% | 87% | 76% | 64% | 62% | 67% | 79% | 81% |
| 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 | 3.1 mi | 2.2 mi | 0.6 mi | 3.2 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 | 58° | 55° | 53° | 52° | 54° | 55° | 57° | 58° | 60° | 62° | 61° | 59° |
| Feels like | 58° | 54° | 52° | 51° | 52° | 54° | 56° | 57° | 59° | 60° | 60° | 58° |
| 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 | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 |
| Humidity, % | 66% | 66% | 66% | 66% | 66% | 66% | 66% | 66% | 66% | 66% | 66% | 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 | — | — | — | — | — | — | — | — | — | — | — | — |
| 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 | 57° | 57° | 54° | 50° | 52° | 54° | 56° | 58° | 61° | 64° | 64° | 62° |
| Feels like | 57° | 55° | 52° | 48° | 50° | 52° | 54° | 56° | 59° | 62° | 63° | 60° |
| Pressure, inHg | 29.94 | 29.94 | 29.94 | 29.94 | 29.94 | 29.94 | 29.94 | 29.94 | 29.94 | 29.94 | 29.94 | 29.94 |
| Wind, mph | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 |
| Humidity, % | 60% | 60% | 60% | 60% | 60% | 60% | 60% | 60% | 60% | 60% | 60% | 60% |
| 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 — 10 h 55 min
Sunrise — 07:25
Sunset — 18:20
Sunrise and sunset in local time
Waxing gibbous, 96%
Sunrise — —
Sunset — —
Weather history
Temperature extremes over 66 years
October 23 temperatures in Port Costa, CA over 66 years
high: 88.2° (2003)low: 42.3° (1961)
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37°Weather in Annapolis, MD48°Weather in Atlanta, GA57°Weather in Augusta, ME35°Weather in Austin, TX68°Weather in Baton Rouge, LA60°Weather in Bismarck, ND64°Weather in Boise, ID42°Weather in Boston, MA41°Weather in Carson City, NV43°Weather in Charleston, WV45°Weather in Charlotte Amalie, VI82°Weather in Cheyenne, WY52°Weather in Columbia, SC53°Weather in Columbus, OH49°Weather in Concord, NH33°Weather in Denver, CO62°Weather in Des Moines, IA64°Weather in Dover, DE50°Weather in Frankfort, KY47°Weather in Harrisburg, PA40°Weather in Hartford, CT37°Weather in Helena, MT35°Weather in Honolulu, HI76°Weather in Indianapolis, IN53°Weather in Jackson, MS57°Weather in Jefferson City, MO61°Weather in Juneau, AK25°Weather in Lansing, MI50°Weather in Lincoln, NE66°Weather in Little Rock, AR60°Weather in Madison, WI55°Weather in Montgomery, AL51°Weather in Montpelier, VT29°Weather in Nashville, TN54°Weather in Oklahoma City, OK64°Weather in Olympia, WA40°Weather in Phoenix, AZ70°Weather in Pierre, SD72°Weather in Providence, RI37°Weather in Raleigh, NC54°Weather in Richmond, VA46°Weather in Sacramento, CA58°Weather in Salem, OR44°Weather in Salt Lake City, UT48°Weather in San Juan, PR81°Weather in Santa Fe, NM54°Weather in Springfield, IL54°Weather in St. Paul, MN66°Weather in Tallahassee, FL52°Weather in Topeka, KS64°Weather in Trenton, NJ40°Weather in Washington, DC46°Weather in Merlin, CA43°Weather in Napa Soda Springs, CA50°Weather in Nichols, CA58°Weather in North Fork, CA52°Weather in O'Brien, CA53°Weather in Oxalis, CA57°Weather in Penvir, CA54°Weather in Pinecrest, CA39°Weather in Saratoga Springs, CA48°Weather in Sites, CA55°Weather in Smithflat, CA49°Weather in Snow Bend, CA29°Weather in Snowden, CA41°Weather in Sobrante, CA58°Weather in South Leggett, CA42°Weather in South Yuba, CA61°Weather in Spanish Ranch, CA44°Weather in Sparkle, CA57°Weather in Spoonbill, CA60°Weather in Spring Gap, CA42°
43°Weather in Napa Soda Springs, CA50°Weather in Nichols, CA58°Weather in North Fork, CA52°Weather in O'Brien, CA53°Weather in Oxalis, CA57°Weather in Penvir, CA54°Weather in Pinecrest, CA39°Weather in Saratoga Springs, CA48°Weather in Sites, CA55°Weather in Smithflat, CA49°Weather in Snow Bend, CA29°Weather in Snowden, CA41°Weather in Sobrante, CA58°Weather in South Leggett, CA42°Weather in South Yuba, CA61°Weather in Spanish Ranch, CA44°Weather in Sparkle, CA57°Weather in Spoonbill, CA60°Weather in Spring Gap, CA42°