EN
Weather in Castro Valley, CA
57°
Castro Valley, Friday, 23 October, 09:38
Partly cloudy. Feels like 57°. High 67°, low 55°.
Pressure30.06 inHg
Wind5.7 mph NW 
Humidity88%
Visibility6.2 mi
Dew point54°
Fri, 23October
67°/55°
67°/55°Sat, 24October
68°/50°
68°/50°Sun, 25October
73°/50°
73°/50°Mon, 26October
64°/53°
64°/53°Tue, 27October67°/47°
67°/47°Wed, 28October65°/48°
65°/48°Thu, 29October60°/53°
60°/53° | 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 | 59° | 55° | 55° | 56° | 57° | 57° | 59° | 63° | 67° | 62° | 57° | 55° |
| Feels like | 59° | 55° | 55° | 55° | 56° | 57° | 58° | 62° | 66° | 62° | 57° | 55° |
Pressure, inHg  | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.03 | 30.00 | 30.00 | 30.03 | 30.00 |
| Wind, mph | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 1.5 | 2.8 | 2.5 | 2.3 | 1.7 | 0.7 | 0.4 |
Humidity, %  | 84% | 84% | 84% | 84% | 84% | 88% | 84% | 69% | 56% | 83% | 92% | 91% |
| 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 | — | — | — | — | — | 3.7 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° | 55° | 54° | 51° | 51° | 60° | 66° | 68° | 68° | 62° | 56° | 53° |
| Feels like | 54° | 55° | 53° | 49° | 49° | 58° | 64° | 66° | 66° | 61° | 55° | 52° |
| Pressure, inHg | 30.00 | 30.03 | 30.00 | 30.03 | 30.03 | 30.06 | 30.03 | 30.00 | 29.97 | 29.97 | 30.00 | 30.03 |
| Wind, mph | 0.2 | 0.8 | 1.1 | 1.2 | 1 | 1.4 | 2.2 | 1 | 0.9 | 1 | 0.3 | 0.3 |
| Humidity, % | 98% | 91% | 82% | 81% | 79% | 48% | 38% | 41% | 44% | 62% | 80% | 80% |
| 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 | 3.0 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 | 55° | 53° | 51° | 51° | 51° | 65° | 71° | 73° | 71° | 63° | 58° | 56° |
| Feels like | 54° | 52° | 50° | 49° | 49° | 64° | 70° | 72° | 70° | 63° | 57° | 55° |
| Pressure, inHg | 30.03 | 30.03 | 30.03 | 30.03 | 30.06 | 30.06 | 30.06 | 30.03 | 30.03 | 30.03 | 30.06 | 30.06 |
| Wind, mph | 0.7 | 0.8 | 0.7 | 0.7 | 0.7 | 0.4 | 0.9 | 1.7 | 2.7 | 1.3 | 0.7 | 0.6 |
| Humidity, % | 81% | 82% | 82% | 80% | 81% | 57% | 50% | 50% | 47% | 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 | 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 | 54° | 54° | 54° | 55° | 56° | 59° | 63° | 64° | 63° | 61° | 58° | 55° |
| Feels like | 54° | 53° | 54° | 55° | 55° | 58° | 62° | 63° | 63° | 61° | 58° | 55° |
| Pressure, inHg | 30.09 | 30.09 | 30.09 | 30.09 | 30.12 | 30.15 | 30.12 | 30.09 | 30.09 | 30.09 | 30.09 | 30.09 |
| Wind, mph | 0.2 | 1.3 | 0.4 | 1.1 | 1.4 | 2.5 | 3.5 | 3.7 | 3.8 | 3.4 | 2.3 | 1.8 |
| Humidity, % | 94% | 99% | 100% | 98% | 97% | 85% | 64% | 62% | 66% | 77% | 91% | 92% |
| 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 | 0.2 mi | 0.2 mi | 0.1 mi | 0.1 mi | 0.3 mi | 2.3 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° | 48° | 47° | 47° | 55° | 58° | 61° | 63° | 64° | 63° | 59° |
| Feels like | 53° | 51° | 48° | 47° | 46° | 54° | 58° | 60° | 62° | 63° | 62° | 58° |
| Pressure, inHg | 30.09 | 30.09 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 |
| Wind, mph | 1.2 | 0.5 | 0.3 | 0.8 | 1.5 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 |
| Humidity, % | 93% | 95% | 98% | 99% | 97% | 70% | 70% | 70% | 70% | 70% | 70% | 70% |
| 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 | 4.6 mi | 1.0 mi | — | 0.1 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° | 53° | 50° | 48° | 52° | 56° | 60° | 62° | 63° | 63° | 62° | 58° |
| Feels like | 62° | 52° | 50° | 48° | 52° | 56° | 59° | 61° | 62° | 62° | 61° | 58° |
| 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 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 |
| Humidity, % | 69% | 69% | 69% | 69% | 69% | 69% | 69% | 69% | 69% | 69% | 69% | 69% |
| 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 | 60° | 54° | 54° | 54° | 56° | 58° | 59° | 60° | 59° | 58° | 57° | 56° |
| Feels like | 60° | 53° | 53° | 53° | 55° | 56° | 58° | 58° | 58° | 57° | 56° | 55° |
| 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 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Humidity, % | 63% | 63% | 63% | 63% | 63% | 63% | 63% | 63% | 63% | 63% | 63% | 63% |
| 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 56 min
Sunrise — 07:24
Sunset — 18:20
Sunrise and sunset in local time
Waxing gibbous, 93%
Sunrise — —
Sunset — —
Weather history
Temperature extremes over 66 years
October 23 temperatures in Castro Valley, CA over 66 years
high: 89.6° (1965)low: 44.8° (1975)
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