EN
Weather in Castro Valley, CA
57°
Castro Valley, Monday, 12 October, 09:36
Clear. Feels like 56°. High 69°, low 49°.
Pressure29.88 inHg
Wind3.4 mph E 
Humidity69%
Visibility6.2 mi
Dew point47°
Mon, 12October69°/49°
69°/49°Tue, 13October73°/46°
73°/46°Wed, 14October78°/53°
78°/53°Thu, 15October85°/54°
85°/54°Fri, 16October88°/58°
88°/58°Sat, 17October81°/59°
81°/59°Sun, 18October73°/55°
73°/55° | 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 | 60° | 51° | 51° | 50° | 53° | 57° | 60° | 65° | 68° | 62° | 56° | 53° |
| Feels like | 60° | 51° | 50° | 50° | 52° | 56° | 58° | 64° | 67° | 61° | 55° | 52° |
Pressure, inHg  | 29.88 | 29.88 | 29.88 | 29.88 | 29.88 | 29.88 | 29.88 | 29.88 | 29.88 | 29.91 | 29.94 | 29.97 |
| Wind, mph | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 0.6 | 1.7 | 3.6 | 3.6 | 2.9 | 0.9 | 1.1 |
Humidity, %  | 61% | 61% | 61% | 61% | 61% | 69% | 61% | 48% | 42% | 58% | 76% | 90% |
| 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 |
| 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 | 51° | 49° | 48° | 47° | 49° | 59° | 68° | 73° | 72° | 65° | 59° | 56° |
| Feels like | 51° | 49° | 48° | 47° | 49° | 57° | 66° | 70° | 70° | 63° | 57° | 54° |
| Pressure, inHg | 30.00 | 30.00 | 30.00 | 30.03 | 30.06 | 30.09 | 30.09 | 30.06 | 30.03 | 30.03 | 30.06 | 30.09 |
| Wind, mph | 0.5 | 0.1 | 0.7 | 0.8 | 1.4 | 0.9 | 2 | 2.4 | 3.1 | 2.8 | 1.7 | 0.6 |
| Humidity, % | 98% | 99% | 100% | 99% | 94% | 40% | 22% | 18% | 20% | 45% | 47% | 55% |
| 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 | 1.7 mi | — | 0.1 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 | 56° | 55° | 54° | 53° | 55° | 66° | 73° | 77° | 77° | 70° | 63° | 59° |
| Feels like | 55° | 54° | 53° | 51° | 53° | 64° | 71° | 76° | 76° | 68° | 61° | 59° |
| Pressure, inHg | 30.09 | 30.12 | 30.09 | 30.12 | 30.12 | 30.15 | 30.12 | 30.09 | 30.06 | 30.06 | 30.09 | 30.09 |
| Wind, mph | 1.1 | 0.7 | 0.5 | 0.3 | 0.3 | 0.6 | 1.3 | 2 | 2.6 | 1.7 | 1 | 0.5 |
| Humidity, % | 72% | 73% | 72% | 68% | 60% | 36% | 30% | 28% | 32% | 40% | 58% | 73% |
| 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 | 57° | 56° | 55° | 55° | 56° | 71° | 80° | 85° | 88° | 80° | 69° | 66° |
| Feels like | 57° | 56° | 55° | 53° | 54° | 70° | 79° | 82° | 84° | 80° | 68° | 65° |
| Pressure, inHg | 30.09 | 30.09 | 30.09 | 30.09 | 30.09 | 30.12 | 30.09 | 30.03 | 30.00 | 30.00 | 30.03 | 30.03 |
| Wind, mph | 0.2 | 0.1 | 0.2 | 0.3 | 0.7 | 0.7 | 1.5 | 1.6 | 1.6 | 0.6 | 0.6 | 0.2 |
| Humidity, % | 80% | 84% | 84% | 77% | 61% | 32% | 20% | 16% | 13% | 27% | 49% | 56% |
| 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 | 63° | 61° | 59° | 58° | 59° | 71° | 78° | 81° | 82° | 82° | 79° | 72° |
| Feels like | 62° | 60° | 57° | 55° | 56° | 69° | 76° | 79° | 80° | 80° | 77° | 71° |
| Pressure, inHg | 30.03 | 30.03 | 30.00 | 30.00 | 30.03 | 30.03 | 30.03 | 30.03 | 30.03 | 30.03 | 30.03 | 30.03 |
| Wind, mph | 0.5 | 0.9 | 1.4 | 1.8 | 2 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 |
| Humidity, % | 57% | 52% | 46% | 40% | 37% | 17% | 17% | 17% | 17% | 17% | 17% | 17% |
| 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 | — | — | — | — | — | — | — |
| 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 | 74° | 59° | 59° | 59° | 63° | 67° | 71° | 73° | 73° | 72° | 70° | 65° |
| Feels like | 74° | 58° | 58° | 57° | 62° | 66° | 71° | 72° | 72° | 71° | 69° | 65° |
| 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 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 |
| Humidity, % | 42% | 42% | 42% | 42% | 42% | 42% | 42% | 42% | 42% | 42% | 42% | 42% |
| 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 | 70° | 56° | 56° | 56° | 60° | 64° | 68° | 69° | 67° | 65° | 62° | 60° |
| Feels like | 70° | 55° | 55° | 55° | 60° | 64° | 67° | 68° | 66° | 64° | 61° | 59° |
| Pressure, inHg | 29.97 | 29.97 | 29.97 | 29.97 | 29.97 | 29.97 | 29.97 | 29.97 | 29.97 | 29.97 | 29.97 | 29.97 |
| Wind, mph | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 |
| Humidity, % | 49% | 49% | 49% | 49% | 49% | 49% | 49% | 49% | 49% | 49% | 49% | 49% |
| 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 — 07:13
Sunset — 18:35
Sunrise and sunset in local time
New moon, 2%
Sunrise — —
Sunset — —
Weather history
Temperature extremes over 66 years
October 12 temperatures in Castro Valley, CA over 66 years
high: 90.5° (1978)low: 47.1° (1981)
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63°Weather in Austin, TX81°Weather in Baton Rouge, LA83°Weather in Bismarck, ND42°Weather in Boise, ID41°Weather in Boston, MA60°Weather in Carson City, NV43°Weather in Charleston, WV63°Weather in Charlotte Amalie, VI88°Weather in Cheyenne, WY67°Weather in Columbia, SC79°Weather in Columbus, OH66°Weather in Concord, NH64°Weather in Denver, CO71°Weather in Des Moines, IA80°Weather in Dover, DE67°Weather in Frankfort, KY71°Weather in Harrisburg, PA69°Weather in Hartford, CT66°Weather in Helena, MT
31°Weather in Honolulu, HI73°Weather in Indianapolis, IN74°Weather in Jackson, MS82°Weather in Jefferson City, MO82°Weather in Juneau, AK
33°Weather in Lansing, MI72°Weather in Lincoln, NE80°Weather in Little Rock, AR83°Weather in Madison, WI77°Weather in Montgomery, AL79°Weather in Montpelier, VT59°Weather in Nashville, TN76°Weather in Oklahoma City, OK80°Weather in Olympia, WA34°Weather in Phoenix, AZ72°Weather in Pierre, SD48°Weather in Providence, RI61°Weather in Raleigh, NC77°Weather in Richmond, VA71°Weather in Sacramento, CA54°Weather in Salem, OR43°Weather in Salt Lake City, UT57°Weather in San Juan, PR88°Weather in Santa Fe, NM62°Weather in Springfield, IL82°Weather in St. Paul, MN72°Weather in Tallahassee, FL82°Weather in Topeka, KS79°Weather in Trenton, NJ67°Weather in Washington, DC69°
60°Weather in Annapolis, MD67°Weather in Atlanta, GA74°Weather in Augusta, ME63°Weather in Austin, TX81°Weather in Baton Rouge, LA83°Weather in Bismarck, ND42°Weather in Boise, ID41°Weather in Boston, MA60°Weather in Carson City, NV43°Weather in Charleston, WV63°Weather in Charlotte Amalie, VI88°Weather in Cheyenne, WY67°Weather in Columbia, SC79°Weather in Columbus, OH66°Weather in Concord, NH64°Weather in Denver, CO71°Weather in Des Moines, IA80°Weather in Dover, DE67°Weather in Frankfort, KY71°Weather in Harrisburg, PA69°Weather in Hartford, CT66°Weather in Helena, MT31°Weather in Honolulu, HI73°Weather in Indianapolis, IN74°Weather in Jackson, MS82°Weather in Jefferson City, MO82°Weather in Juneau, AK33°Weather in Lansing, MI72°Weather in Lincoln, NE80°Weather in Little Rock, AR83°Weather in Madison, WI77°Weather in Montgomery, AL79°Weather in Montpelier, VT59°Weather in Nashville, TN76°Weather in Oklahoma City, OK80°Weather in Olympia, WA34°Weather in Phoenix, AZ72°Weather in Pierre, SD48°Weather in Providence, RI61°Weather in Raleigh, NC77°Weather in Richmond, VA71°Weather in Sacramento, CA54°Weather in Salem, OR43°Weather in Salt Lake City, UT57°Weather in San Juan, PR88°Weather in Santa Fe, NM62°Weather in Springfield, IL82°Weather in St. Paul, MN72°Weather in Tallahassee, FL82°Weather in Topeka, KS79°Weather in Trenton, NJ67°Weather in Washington, DC69°Weather in Radnor, CA59°Weather in Rancho Dos Palmas, CA73°Weather in Rand, CA60°Weather in Sandia, CA70°Weather in Sandyland Cove, CA62°Weather in Serena, CA62°Weather in Serena Park, CA62°Weather in Sespe Village, CA59°Weather in Singing Springs, CA49°Weather in Slater, CA59°Weather in Three Arch Bay, CA63°Weather in Trocha, CA58°Weather in Venida, CA63°Weather in West Venida, CA63°Weather in Wilsie, CA72°Weather in Patrick Creek, CA55°Weather in Abbott, CA58°Weather in Adams, CA51°Weather in Adela, CA60°Weather in Advance, CA55°
59°Weather in Rancho Dos Palmas, CA73°Weather in Rand, CA60°Weather in Sandia, CA70°Weather in Sandyland Cove, CA62°Weather in Serena, CA62°Weather in Serena Park, CA62°Weather in Sespe Village, CA59°Weather in Singing Springs, CA49°Weather in Slater, CA59°Weather in Three Arch Bay, CA63°Weather in Trocha, CA58°Weather in Venida, CA63°Weather in West Venida, CA63°Weather in Wilsie, CA72°Weather in Patrick Creek, CA55°Weather in Abbott, CA58°Weather in Adams, CA51°Weather in Adela, CA60°Weather in Advance, CA55°