Is the last day of February a record high temperature?
February 26, 2023 at 18:00
The winter cold is until the 26th (Sun) today. From tomorrow, the 27th (Monday), the cold weather will recede, and on the 28th (Tuesday), the last day of February, the maximum temperature will be 18 degrees Celsius in central Tokyo and 10 degrees Celsius in Sapporo, similar to early April. If it’s over 10 degrees Celsius in Sapporo, it will be in the top 5 warmest days in February. The temperature is still high at the start of March, and the Japan Meteorological Agency has announced “information on high temperatures.” Be careful of avalanches and falling snow in areas with heavy snowfall, and massive scattering of pollen from Kyushu to Kanto.
From the last day of February, the temperature rises at once
Today, February 26th (Sunday), the winter-type atmospheric pressure pattern continues, and the coldness persists, but the winter-like coldness is until today.
Tomorrow the 27th (Monday) will be covered in high pressure and will be sunny nationwide. The snow in northern Japan and Niigata is expected to stop by dawn, and the weather is expected to improve during the day. It will be cold in the morning, but the cold will ease during the day. The maximum temperature is around 13 degrees Celsius from Kyushu to Kanto, and 5 degrees Celsius in Sapporo.
From Tuesday, February 28, the last day of February, the warm air will dominate at once, and the temperature is expected to rise sharply. The maximum temperature on the 28th (Tuesday) is expected to reach 10°C in Sapporo and 18°C in central Tokyo, similar to early April. In Sapporo, the highest temperature in February is 10.8℃ (February 28, 1953), but if it exceeds 10℃, it will be in the top 5, and it will be a record warmth.
In addition, there are many places from Tohoku to Kyushu that will be similar to late March, and 15°C in Sendai is expected to be similar to mid-April. Snow melts rapidly in areas with heavy snowfall, so watch out for avalanches and falling snow from roofs. From Kyushu to Kanto, there will be a “massive scattering” of pollen, and it seems that the southern Tohoku area will also be in full swing.
March start “Information regarding high temperature”
The start of March is also likely to be warm ahead of the season. The Japan Meteorological Agency announced “early weather information on high temperatures” (February 23). This is when the possibility of extremely high or low temperatures and snowfall (on the Sea of Japan side in winter), which only occurs once every 10 years, is higher than usual, and by 6 days before Information that calls your attention.
Hokkaido and Tohoku are expected to experience “significant high temperatures” from around March 1, Kanto Koshin from around March 4, and Hokuriku, Tokai, and Kinki from around March 5.
The standard for “extremely high temperature” varies by region, but in Kanto-Koshin, the average annual temperature difference for five days is +2.6°C or higher.
Sapporo and other parts of Hokkaido will experience a temporary chill on March 2nd (Thursday), but temperatures will rise from March 3rd (Friday) onwards. From Kanto to Kyushu, there are many days with a maximum temperature of around 15°C, and it seems that the cold weather will not return. March 5th (Sun) is the Tokyo Marathon, but the highest temperature in Tokyo is expected to be 15°C. As a marathon, the temperature is likely to be high.
Will cherry blossoms bloom earlier due to higher temperatures?
The temperature in March affects the flowering of cherry blossoms. According to the “2023 Cherry Blossom Forecast (2nd)” announced on February 16 by the Japan Weather Association, the cherry blossoms in 2023 will bloom at the same level or earlier nationwide, with Fukuoka and Kochi topping the list. Forecast for the 19th of the month.
In addition, the number of days from flowering to full bloom tends to be shorter when the temperature is higher and longer when the temperature is lower. In Tokyo, the average time from flowering to full bloom is 8 days (1953-2021), but in 1964, it took only 3 days to reach full bloom (April 2nd flowering, April 5th full bloom), which is exactly “three days”. I wonder if it’s a cherry blossom while I don’t see it.” Recently, in 1998, it took 4 days from flowering to full bloom (flowering on March 27th, full blooming on March 31st), which is tied for 2nd place in the shortest record.
According to the one-month forecast (announced on February 23), temperatures in March are expected to be higher than normal from Hokkaido to Kyushu. The flowering forecast may be earlier, so please check the latest information frequently and use it for your cherry blossom viewing schedule.
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