Thursday, December 30, 2021

Fall 2021: the wettest on record in Victoria

 Meteorological fall is from September 1 to November 30.  After a hot, dry summer, fall 2021 was the wettest on record at Victoria Gonzales.  Temperatures were close to average.

The mean fall temperature at Victoria Gonzales was 11.0 degrees, which is just slightly (0.2 degrees) below the 30-year average.  September and October saw below average temperatures, while November was warmer than average.

The chart below shows the daily maximum and minimum temperatures at Victoria Gonzales during fall 2021, compared with the 30-year averages.  The most significant variation from normal, was a period of cooler than average temperatures during the first half of October.  November was generally warmer than average.  The warmest temperature was 25.7 C on September 7.  The coldest temperature was 1.9 C on November 17.  

Daily Max & Min Temperatures in Victoria, fall 2021

Victoria received 510 mm of rain from September to November, making it the wettest fall on record at Victoria Gonzales.  That was more than double the 30-year average fall rainfall of 227 mm.  The old record was 444 mm in 1995.   All three months had higher than normal rainfall. 

Victoria had 55 days with measurable rainfall this fall, well above the normal 37.8 days.  There were 12 days with measurable rainfall in September (normal 7.8), 20 in October (normal 12.8), and 23 in November (normal 17.4).


The chart below shows daily precipitation during fall 2021, and compares the cumulative precipitation with the 30-year average.   Almost the entire fall was wetter than normal.  In addition the being the wettest fall on record, fall 2021 also saw 2 of the 10 wettest days ever recorded in Victoria: 72.6 mm on November 15 (7th wettest day on record) and 71.4 mm on October 28 (9 wettest day on record).

Daily & Cumulative Precipitation in Victoria, fall 2021