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Showing posts from October, 2018

October behaving like November

October behaving like November: So far this month most of Minnesota’s climate observers report a monthly mean temperature that is from 5 to 10 degrees F colder than normal. Widespread frosts occurred on October 5-6 and again over October 11-12. Some climate stations set new low daytime maximum temperature records on those dates. At MSP the maximum temperature of 39 degrees F on October 11th tied for the coldest in history, matching that of 1959. In fact on the 11th a number of climate stations reported record cold daytime maximum temperatures in the 30s F. Also many climate stations reported their lowest Wind Chill readings of the fall season so far, with values ranging from the single digits to teens F on October 11th.

Persistent cloudiness and rain have prevailed and brought about an early onset of Seasonal Affective Disorder for some people. Most days have seen rain, or complete cloud cover prevail. Rochester and several other locations have reported at least a trace of ra…

Wet, cool, and cloudy start to October

Wet, cool, and cloudy start to October:
The month of October has begun with plenty of moisture, measured in terms of rainfall, cloudiness, humidity, and dew points.

Cloudiness has been persistent across much of the state just as it was in the beginning of October 2005. Most days have had complete or near-complete cloud cover, with relative humidity ranging from 70 to 95 percent.

The majority of climate stations in the state have reported rainfall on at least one day and for some on three days so far in October, with many places already seeing a total of over 1 inch (2 to 2.50 inches is the range of normal total precipitation for the month of October in Minnesota).

A strong cold front passage affected the state on Wednesday, October 3rd. The dew point in the Twin Cities hit a remarkable 70°F on that day, setting a record high for the date, and matching only three other years in Twin Cities’ history when the dew point has it 70 degrees F in October, those years being 1962, 2005,…