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Current Weather Conditions:
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| NWS Point Forecast for KSJC | (KSJC) 37-22N 121-55W 25M |
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| Conditions at | |
| Wind | Calm |
| Visibility | 10 mile(s) |
| Sky conditions | mostly clear |
| Temperature | 41.0 F (5.0 C) |
| Dew Point | 39.0 F (3.9 C) |
| Relative Humidity | 92% |
| Pressure (altimeter) | 30.3 in. Hg (1026 hPa) |
| ob | KSJC 281353Z 00000KT 10SM FEW090 05/04 A3030 RMK AO2 SLP258 T00500039 |
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Maximum and Minimum Temperatures |
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| Maximum Temperature F (C) |
Minimum Temperature F (C) |
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| 48.0 (8.9) | 37.9 (3.3) | In the 6 hours preceding Dec 28, 2025 - 06:53 AM EST / 2025.12.28 1153 UTC |
| 57.0 (13.9) | 44.1 (6.7) | In the 24 hours preceding Dec 28, 2025 - 02:53 AM EST / 2025.12.28 0753 UTC |
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24 Hour Summary |
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| Time EST (UTC) |
Temperature F (C) |
Dew Point F (C) |
Pressure Inches (hPa) |
Wind MPH |
Weather | ||
| Latest | 9 AM (14) Dec 28 | 41.0 (5.0) | 39.0 (3.9) | 30.3 (1026) | Calm | ||
| 8 AM (13) Dec 28 | 37.9 (3.3) | 37.0 (2.8) | 30.29 (1025) | SE 3 | |||
| 7 AM (12) Dec 28 | 41.0 (5.0) | 39.0 (3.9) | 30.28 (1025) | Calm | |||
| 6 AM (11) Dec 28 | 42.1 (5.6) | 39.0 (3.9) | 30.28 (1025) | SE 3 | |||
| 5 AM (10) Dec 28 | 41.0 (5.0) | 39.0 (3.9) | 30.28 (1025) | Calm | |||
| 4 AM (9) Dec 28 | 42.1 (5.6) | 39.9 (4.4) | 30.26 (1024) | Calm | |||
| 3 AM (8) Dec 28 | 44.1 (6.7) | 42.1 (5.6) | 30.26 (1024) | Calm | |||
| 2 AM (7) Dec 28 | 46.0 (7.8) | 42.1 (5.6) | 30.27 (1025) | Calm | |||
| 1 AM (6) Dec 28 | 46.9 (8.3) | 43.0 (6.1) | 30.26 (1024) | W 6 | |||
| Midnight (5) Dec 28 | 48.0 (8.9) | 43.0 (6.1) | 30.25 (1024) | W 3 | |||
| 11 PM (4) Dec 27 | 48.9 (9.4) | 43.0 (6.1) | 30.24 (1024) | W 5 | |||
| 10 PM (3) Dec 27 | 50.0 (10.0) | 42.1 (5.6) | 30.22 (1023) | Variable 3 | |||
| 9 PM (2) Dec 27 | 52.0 (11.1) | 44.1 (6.7) | 30.2 (1022) | N 5 | |||
| 8 PM (1) Dec 27 | 52.0 (11.1) | 46.0 (7.8) | 30.19 (1022) | NW 10 | |||
| 7 PM (0) Dec 27 | 55.0 (12.8) | 45.0 (7.2) | 30.18 (1022) | NNW 8 | |||
| 6 PM (23) Dec 27 | 55.9 (13.3) | 44.1 (6.7) | 30.17 (1021) | NW 7 | |||
| 5 PM (22) Dec 27 | 57.0 (13.9) | 44.1 (6.7) | 30.16 (1021) | NW 8 | |||
| 4 PM (21) Dec 27 | 55.9 (13.3) | 44.1 (6.7) | 30.16 (1021) | NNW 8 | |||
| 3 PM (20) Dec 27 | 55.0 (12.8) | 45.0 (7.2) | 30.17 (1021) | NNW 8 | |||
| 2 PM (19) Dec 27 | 54.0 (12.2) | 45.0 (7.2) | 30.18 (1022) | NNW 3 | |||
| 1 PM (18) Dec 27 | 54.0 (12.2) | 46.9 (8.3) | 30.19 (1022) | W 5 | |||
| Noon (17) Dec 27 | 51.1 (10.6) | 45.0 (7.2) | 30.18 (1022) | WNW 7 | |||
| 11 AM (16) Dec 27 | 50.0 (10.0) | 45.0 (7.2) | 30.15 (1020) | Calm | |||
| Oldest | 10 AM (15) Dec 27 | 48.9 (9.4) | 46.0 (7.8) | 30.14 (1020) | SW 3 | ||
| Time EST (UTC) |
Temperature F(C) |
Dew Point F(C) |
Pressure Inches(hPa) |
Wind (MPH) |
Weather | ||
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