Weather archive in Chillan (AWS)
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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 | |
| 2025 December 1, Monday | 05 | 6.0 43 | 749.8 29.52 999.65 999.65 | 763.7 30.07 1018.18 1018.18 | 96 | Calm, no wind | Calm | 5.4 42 | |||||||||||||||||||||
| November 30, Sunday | 20 | 17.1 63 | 750.3 29.54 1000.32 1000.32 | 763.6 30.06 1018.05 1018.05 | 1.1 0.04 1.47 1.47 | 62 | Wind blowing from the west-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 20–30%. 2/10–3/10. 2 oktas | Clouds generally dissolving or becoming less developed. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period. | 23.6 74 | Stratocumulus other than Stratocumulus cumulogenitus. | 20–30%. 2/10–3/10. 2 oktas | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 10.0 6.2 | 9.6 49 | No precipitation No precipitation | 6 | ||||||||
17 | 21.9 71 | 749.2 29.5 998.85 998.85 | 762.4 30.02 1016.45 1016.45 | -0.2 -0.01 -0.27 -0.27 | 46 | Wind blowing from the west-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 50%. 5/10. 4 oktas | Clouds generally dissolving or becoming less developed. | 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. | Stratocumulus other than Stratocumulus cumulogenitus. | 50%. 5/10. 4 oktas | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 10.0 6.2 | 9.6 49 | ||||||||||||
14 | 21.8 71 | 749.4 29.5 999.12 999.12 | 762.5 30.02 1016.58 1016.58 | -0.4 -0.02 -0.53 -0.53 | 45 | Wind blowing from the west-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 60%. 6/10. 5 oktas | Clouds generally forming or developing. | 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. | Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level. | 60%. 6/10. 5 oktas | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 10.0 6.2 | 9.2 49 | No precipitation No precipitation | 6 | ||||||||||
11 | 21.0 70 | 749.8 29.52 999.65 999.65 | 763.0 30.04 1017.25 1017.25 | 0.0 0 0 0 | 51 | Wind blowing from the north-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 60%. 6/10. 5 oktas | Clouds generally forming or developing. | 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. | Stratocumulus cumulogenitus. | 60%. 6/10. 5 oktas | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 10.0 6.2 | 10.3 51 | ||||||||||||
08 | 16.4 62 | 749.8 29.52 999.65 999.65 | 763.3 30.05 1017.65 1017.65 | 71 | Wind blowing from the north | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 60%. 6/10. 5 oktas | Clouds generally forming or developing. | 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. | 10.8 51 | Cumulus humilis or Cumulus fractus other than of bad weather, or both. | 40%. 4/10. 3 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 10.0 6.2 | 11.0 52 | No precipitation No precipitation | 6 | |||||||||