January 2021 Weather in Armagh – Astronotes

WET JANUARY, COOLEST FOR ELEVEN YEARS, SUNNIER THAN AVERAGE

Armagh Observatory reviews that January 2021 was the wettest at Armagh for 3 years, the good for eleven years, and the sunniest for 4 years. Whole precipitation was 101.2 mm (3.98 inches) together with 10 hint values, that’s, 100.7mm if hint values are ignored. That is nearly 40% greater than the common January precipitation at Armagh. The wettest day was the 19th with 22.9 mm of rainfall related to the passage of Storm Christoph, adopted by the 27th with 20.6 mm. The 18th, which preceded Storm Christoph, was the third-wettest day and produced 12.2 mm of rainfall.

Snow fell on three days, particularly the seventh, 24th and 31st, with ice pellets on the 26th. There was some snow on the bottom for a complete of six days, from the seventh to the ninth and the 24th to the 26th. A rainbow was noticed on the afternoon of the 21st.

The imply temperature was 3.12 levels Celsius (37.6 Fahrenheit), which was a lot cooler than common and the coldest January at Armagh for eleven years. January 2021 was roughly 1.Zero C cooler than the 225-year long-term (1796–2020) common January at Armagh (4.17 C) and almost 1.9 C cooler than the latest (1991–2020) 30-year common (5.00 C).

The very best most air temperature, or warmest day, was 10.7 C on the 13th, adopted by 10.Zero C on the 28th. The bottom most air temperature, or coolest day, was 2.Zero C on the 24th adopted by 2.eight C on the seventh. The very best minimal air temperature was 6.5 C on each the 14th and 29th, adopted by 6.Zero C on the 28th. The bottom minimal air temperature was -5.Three C on the ninth, adopted by -4.Three C on the 4th. There have been 17 nights with minimal air temperatures lower than or equal to zero Celsius and 23 nights with floor frost, that’s, with minimal grass temperatures lower than or equal to 0.Zero C. The sharpest of those floor frosts was –15.6 C on the 4th and –15.5 C on the sixth.

With 51.2 hours of robust sunshine January 2021 was almost 11% sunnier than the longterm (1881–2020) January common at Armagh (46.18 hours) and eight% sunnier than the latest (1991–2020) 30-year January common (47.41 hours). The sunniest day was the third with 5.5 hours of robust sunshine, adopted by the 25th with 5.Three hours.

These knowledge check with observations at Armagh Observatory, which has been recording the climate at Armagh since 1795.

FOR FURTHER INFORMATION PLEASE CONTACT: Mark Bailey on the Armagh Observatory, Faculty Hill, Armagh, BT61 9DG. Tel.: 028-3752-2928; FAX: 028-3752-7174; mark.bailey@armagh.ac.uk; URL: http://local weather.armagh.ac.uk/.

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