Weather History for Hayward, CA
Month of January, 2012 — View Current Weather Conditions
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| Max | Avg | Min | Sum | |
|---|---|---|---|---|
| Temperature | ||||
| Max Temperature | 70 °F | 59 °F | 50 °F | |
| Mean Temperature | 55 °F | 50 °F | 41 °F | |
| Min Temperature | 51 °F | 41 °F | 30 °F | |
| Degree Days | ||||
| Heating Degree Days (base 65) | 24 | 15 | 10 | 457 |
| Cooling Degree Days (base 65) | 0 | 0 | 0 | 0 |
| Growing Degree Days (base 50) | 6 | 1 | 0 | 40 |
| Dew Point | ||||
| Dew Point | 57 °F | 40 °F | 16 °F | |
| Precipitation | ||||
| Precipitation | 1.04 in | 0.05 in | 0.00 in | 1.56 in |
| Snowdepth | - | - | - | - |
| Wind | ||||
| Wind | 28 mph | 4 mph | 0 mph | |
| Gust Wind | 84 mph | 31 mph | 18 mph | |
| Sea Level Pressure | ||||
| Sea Level Pressure | 30.48 in | 30.21 in | 29.70 in | |
| Jan. 04, 2012 | Rise | Set |
|---|---|---|
| Actual Time | 7:23 AM PST | 5:02 PM PST |
| Civil Twilight | 6:54 AM PST | 5:32 PM PST |
| Nautical Twilight | 6:22 AM PST | 6:04 PM PST |
| Astronomical Twilight | 5:50 AM PST | 6:36 PM PST |
| Moon | 1:28 PM PST (1/4) | 3:18 AM PST (1/4) |
| Length Of Visible Light | 10h 37m | |
| Length of Day |
9h 39m
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| Waxing Gibbous, 81% of the Moon is Illuminated | ||||
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Jan 4
Waxing Gibbous
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Jan 8
Full
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Jan 16
Last Quarter
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Jan 22
New
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Jan 30
First Quarter
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| 2012 | Temp. (°F) | Dew Point (°F) | Humidity (%) | Sea Level Press. (in) | Visibility (mi) | Wind (mph) | Precip. (in) | Events | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | high | avg | low | high | avg | low | high | avg | low | high | avg | low | high | avg | low | high | avg | high | sum | |
| 1 | 61 | 51 | 40 | 44 | 42 | 39 | 100 | 76 | 51 | 30.23 | 30.18 | 30.14 | 10 | 8 | 4 | 12 | 4 | 15 | 0.00 | |
| 2 | 58 | 51 | 44 | 48 | 44 | 39 | 93 | 83 | 72 | 30.35 | 30.29 | 30.20 | 9 | 6 | 4 | 9 | 1 | 13 | 0.00 | |
| 3 | 57 | 50 | 43 | 48 | 45 | 40 | 100 | 86 | 72 | 30.40 | 30.33 | 30.28 | 10 | 3 | 0 | 13 | 1 | 71 | 0.00 | Fog |
| 4 | 62 | 51 | 40 | 46 | 42 | 38 | 89 | 69 | 48 | 30.43 | 30.36 | 30.32 | 10 | 9 | 5 | 8 | 1 | 9 | 0.00 | |
| 5 | 62 | 52 | 42 | 50 | 44 | 38 | 93 | 75 | 56 | 30.36 | 30.28 | 30.19 | 10 | 9 | 7 | 12 | 4 | 15 | 0.00 | |
| 6 | 57 | 50 | 43 | 46 | 44 | 39 | 89 | 78 | 66 | 30.25 | 30.19 | 30.15 | 10 | 9 | 7 | 9 | 3 | 10 | 0.00 | |
| 7 | 70 | 55 | 39 | 44 | 30 | 16 | 92 | 53 | 14 | 30.27 | 30.20 | 30.15 | 10 | 10 | 10 | 24 | 5 | 30 | 0.00 | |
| 8 | 69 | 55 | 41 | 33 | 25 | 17 | 62 | 38 | 14 | 30.27 | 30.23 | 30.20 | 10 | 10 | 10 | 24 | 5 | 32 | 0.00 | |
| 9 | 60 | 49 | 38 | 40 | 34 | 27 | 71 | 57 | 43 | 30.30 | 30.23 | 30.19 | 10 | 8 | 5 | 9 | 3 | 14 | 0.00 | |
| 10 | 58 | 48 | 38 | 42 | 37 | 32 | 79 | 63 | 47 | 30.21 | 30.16 | 30.11 | 10 | 6 | 4 | 7 | 2 | 14 | 0.00 | |
| 11 | 62 | 50 | 38 | 41 | 32 | 28 | 70 | 53 | 36 | 30.18 | 30.12 | 30.06 | 10 | 9 | 6 | 7 | 3 | 8 | 0.00 | |
| 12 | 61 | 50 | 38 | 37 | 30 | 28 | 65 | 49 | 32 | 30.17 | 30.12 | 30.07 | 10 | 10 | 10 | 8 | 4 | 10 | 0.00 | |
| 13 | 63 | 50 | 37 | 38 | 33 | 28 | 70 | 52 | 34 | 30.26 | 30.21 | 30.18 | 10 | 8 | 7 | 7 | 2 | 8 | 0.00 | |
| 14 | 62 | 50 | 38 | 42 | 35 | 29 | 77 | 60 | 42 | 30.24 | 30.18 | 30.12 | 9 | 8 | 6 | 8 | 2 | 9 | 0.00 | |
| 15 | 51 | 45 | 39 | 43 | 36 | 25 | 89 | 72 | 55 | 30.21 | 30.13 | 30.07 | 10 | 9 | 5 | 22 | 7 | 31 | 0.00 | |
| 16 | 50 | 41 | 31 | 31 | 25 | 17 | 70 | 50 | 29 | 30.38 | 30.31 | 30.22 | 10 | 10 | 10 | 20 | 5 | - | 0.00 | |
| 17 | 51 | 41 | 30 | 35 | 31 | 26 | 85 | 65 | 44 | 30.47 | 30.41 | 30.38 | 10 | 10 | 10 | 10 | 5 | 14 | 0.00 | |
| 18 | 56 | 45 | 34 | 39 | 34 | 29 | 85 | 68 | 50 | 30.47 | 30.39 | 30.30 | 10 | 10 | 10 | 8 | 3 | - | 0.00 | |
| 19 | 53 | 45 | 36 | 46 | 38 | 33 | 92 | 71 | 50 | 30.29 | 30.18 | 30.08 | 10 | 10 | 7 | 14 | 7 | 20 | 0.03 | Rain |
| 20 | 59 | 55 | 51 | 57 | 53 | 47 | 100 | 86 | 72 | 30.08 | 29.91 | 29.73 | 10 | 6 | 2 | 22 | 13 | 28 | 1.04 | Rain |
| 21 | 57 | 50 | 43 | 54 | 46 | 39 | 93 | 78 | 63 | 30.20 | 29.96 | 29.75 | 10 | 10 | 6 | 28 | 10 | 37 | 0.13 | Rain |
| 22 | 54 | 49 | 43 | 48 | 42 | 37 | 89 | 78 | 66 | 30.20 | 30.05 | 29.84 | 10 | 10 | 4 | 22 | 10 | 29 | 0.10 | Rain |
| 23 | 56 | 52 | 48 | 53 | 51 | 48 | 100 | 95 | 89 | 30.20 | 29.88 | 29.70 | 10 | 7 | 2 | 25 | 10 | 38 | 0.26 | Rain |
| 24 | 58 | 53 | 48 | 51 | 49 | 48 | 100 | 86 | 72 | 30.46 | 30.36 | 30.21 | 10 | 10 | 10 | 9 | 2 | 17 | 0.00 | |
| 25 | 60 | 53 | 45 | 55 | 50 | 45 | 100 | 86 | 72 | 30.48 | 30.42 | 30.36 | 10 | 10 | 9 | 9 | 3 | 12 | 0.00 | |
| 26 | 60 | 55 | 50 | 57 | 55 | 52 | 100 | 100 | 100 | 30.39 | 30.32 | 30.26 | 10 | 5 | 0 | 12 | 3 | 16 | 0.00 | Fog |
| 27 | 67 | 55 | 43 | 52 | 39 | 20 | 100 | 58 | 16 | 30.32 | 30.27 | 30.24 | 10 | 5 | 0 | 9 | 2 | 13 | 0.00 | Fog |
| 28 | 64 | 51 | 37 | 41 | 32 | 23 | 76 | 52 | 27 | 30.37 | 30.32 | 30.27 | 10 | 10 | 10 | 12 | 3 | 14 | 0.00 | |
| 29 | 61 | 52 | 42 | 51 | 45 | 40 | 100 | 78 | 55 | 30.30 | 30.24 | 30.17 | 10 | 9 | 7 | 8 | 3 | 9 | 0.00 | |
| 30 | 57 | 51 | 45 | 52 | 49 | 46 | 100 | 86 | 72 | 30.15 | 30.10 | 30.05 | 10 | 10 | 9 | 17 | 4 | 84 | 0.00 | |
| 31 | 58 | 53 | 47 | 50 | 48 | 44 | 100 | 86 | 72 | 30.24 | 30.17 | 30.12 | 10 | 10 | 8 | 17 | 5 | 20 | T | |
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