A sunny but cold morning in west end Moncton, 13 Nov 2017 (Dearing)
Clear skies and an Arctic air mass lowered temperatures in Greater Moncton to a chilly -9.0 C on November 12th and 13th.
Recent data shows temperatures that low (within 2 and 3 degrees of record lows) typically don’t occur until later in the month and the thermometer failed to climb above freezing on the 12th which is also earlier than normal.
A new record low was set at the Saint John Airport when it fell to -11.3 C on the 12th.
Quite a contrast from just a week ago when several communities in New Brunswick climbed into the low 20s Celsius.
Snow falling in west end Moncton, 10 Nov 2017 (Dearing)
A low pressure system moved into New Brunswick today bringing heavy rain accompanied by a vigorous cold front with Arctic air behind it.
As a result, the temperature in Greater Moncton plunged dramatically in just one hour – from a daytime high of 10.3 C at 11am to only 1.8 C by noon.
The thermometer continued to drop below freezing and rain turned to snow before the sky cleared in the late afternoon.
Environment Canada is forecasting a cold but dry weekend with sunshine and temperatures at or slightly above freezing.
Patchy frost in NE Moncton, 01 Oct 2017 (Dearing)
Perhaps it’s fitting that October has begun with patchy frost in Greater Moncton given that autumn weather arrived abruptly just days ago following a stretch of hot summerlike conditions.
Environment Canada had issued a frost advisory for three nights running (and another one has been issued tonight) for Southeast New Brunswick but frost finally made an appearance early today when the thermometer dropped to -1.0 C.
Fortunately, the flower boxes on my balcony were not affected and I brought my tomato plant inside just in case.
The last time the temperature fell below freezing in Greater Moncton was 06 June which means 116 days were consecutively above freezing in 2017.
Sunflowers flourishing during heat wave, Salisbury, NB, 24 Sept 2017 (Dearing)
Having a heat wave in late September is unusual for Southeast New Brunswick but even more so is that the highest temperature of 2017 has occurred in early autumn.
The thermometer soared to 31.1 C yesterday (26 September) at the Greater Moncton International Airport which breaks the previous maximum of 29.6 C from 2007 and records date back to 1881.
The previous high for the year had been 30.6 C recorded on 04 August.
At least 10 other New Brunswick communities set new record highs yesterday including Fredericton at 32.8 C, Woodstock at 32.3 C and Bouctouche at 31.8 C.
Environment Canada says temperatures will return to more seasonable values by the weekend with highs between 16 and 18 C.
Sunset over San Francisco, CA, USA, 01 Sept 2017 (Twitter)
San Francisco rarely suffers from hot weather which is why many residents are struggling to stay cool during a heat wave since most homes don’t have air conditioners.
The U.S. National Weather Service says the thermometer climbed to an all-time record-breaking 41.1 C (106 F) on 01 September and another record of 38.9 C (102 F) was set the following day.
Those sizzling highs are a far cry from the average of 21 C for the northern California city.
Numerous wildfires in the region have produced smoke and haze which has added to air quality concerns.
The heat has also stretched northward to Oregon, Washington State and British Columbia where temperatures could exceed 30 C on Vancouver Island.
Temperatures across southern Europe have been so hot in recent days – climbing to more than 40 C in some areas – the heat wave has been called “Lucifer”.
Several deaths have been reported and severe weather warnings have been issued in Spain, France, Italy and the Balkan States.
Serbia’s capital Belgrade reached a scorching 39 C and train service in the southern part of the country was halted after rail tracks buckled in the extreme heat.
By contrast, northern Europe has been much cooler and wetter with the thermometer dropping as low as 4 C in the Scottish Highlands.
Weather watches, warnings, statements re: heat and thunderstorms, 08 July 2017 (Environment Canada)
A strong ridge of high pressure over Western Canada has pushed the thermometer into record high territory for British Columbia and Alberta.
On 07 July, dozens of communities set new maximum temperatures with the highest at 39.4 C in Warfield and 38.3 C in Nelson but the hot spot in Canada was Garden River in northern Alberta at 40.3 C.
The major cities were warm too with Calgary reaching 33 C and Edmonton 30 C.
Heat warnings have been issued for most of Alberta and parts of Saskatchewan where temperatures will be near 29 C or higher for the next few days and residents are urged to take precautions.
Brilliant pink sky over NE Moncton, 06 June 2017 (Dearing)
At least one New Brunswick location dropped to a new low on 06 June.
Environment Canada says Kouchibouguac National Park set a new cold record of -1.7 C which broke the old minimum of -1.1 C from 1958.
Greater Moncton managed to escape frost this week thanks to cloud cover although the thermometer fell to the freezing point tying a record low.
Following a brief period of very warm air, forecasters say temperatures will reach near seasonal values for the short term.
Signs of spring, downtown Moncton, 10 April 2017 (Dearing)
For the first time this spring, temperatures in the Maritime Provinces climbed to 20 C and higher yesterday.
In Greater Moncton, the thermometer hit 20.6 C but wasn’t quite as warm as the record of 26.7 C from 1945.
Grand Manan Island was the hotspot in New Brunswick with a new record high of 20.8 C.
Several locations in Nova Scotia were also the warmest so far this season with 23.1 C recorded at Halifax Stanfield Airport although it was much cooler in downtown Halifax.
A new record was set in Kejimkujik Park at 25.8 C which was the hotspot in Canada.
Outdoor thermometer in NE Moncton, 07 April 2017 (Dearing)
Astronomical spring officially arrived almost three weeks ago but it finally arrived in the Maritimes today with record highs throughout the region.
In Greater Moncton, the temperature climbed to 17.3 C – the warmest high of 2017 – which surpassed the previous record of 15.6 C from 1962.
It hasn’t been this warm since 22 October when the thermometer reached 20.5 C.
The hot spot in New Brunswick was 17.7 C in Kouchibouguac, it reached 16.7 C in Stanhope, Prince Edward Island and 21.1 C in Greenwood, Nova Scotia.
The highest temperatures in Canada were found in Saskatchewan today with a high of 24 C in Regina.