Weather archive in San Ramon
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| Date / Local time | T | Po | P | Pa | U | DD | Ff | ff10 | ff3 | N | WW | W1 | W2 | Tn | Tx | Cl | Nh | H | Cm | Ch | VV | Td | RRR | tR | E | Tg | E' | sss | |
| 2026 March 13, Friday | 17 | 23.4 74 | 745.8 29.36 994.32 994.32 | 757.9 29.84 1010.45 1010.45 | -0.7 -0.03 -0.93 -0.93 | 99 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | Rain, not freezing, continuous, slight at time of observation. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | 30.3 87 | Stratocumulus other than Stratocumulus cumulogenitus. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 300-600 984-1968 | Altostratus opacus or Nimbostratus. | 9.0 5.6 | 23.3 74 | ||||||||||
14 | 26.9 80 | 746.5 29.39 995.25 995.25 | 758.5 29.86 1011.25 1011.25 | -1.7 -0.07 -2.27 -2.27 | 88 | Wind blowing from the north-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Thunderstorm, but no precipitation at the time of observation. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 600-1000 1968-3281 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 8.0 5.0 | 24.7 76 | 4.0 0.16 | 6 | |||||||||
11 | 30.0 86 | 748.2 29.46 997.52 997.52 | 760.2 29.93 1013.52 1013.52 | 0.9 0.04 1.2 1.2 | 74 | Calm, no wind | Calm | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Stratocumulus other than Stratocumulus cumulogenitus. | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 15.0 9.3 | 24.9 77 | ||||||||||||||
08 | 26.0 79 | 747.3 29.42 996.32 996.32 | 759.4 29.9 1012.45 1012.45 | 95 | Calm, no wind | Calm | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 24.1 75 | 31.2 88 | Stratocumulus other than Stratocumulus cumulogenitus. | 60%. 6/10. 5 oktas | 300-600 984-1968 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 15.0 9.3 | 25.2 77 | Dry (without cracks, no appreciable amount of dust or loose sand) | ||||||||||||