March 2021 Weather in Armagh – Astronotes

MILD MARCH, DRIER AND DULLER THAN AVERAGE

Armagh Observatory studies that March 2021 was , drier and duller than common.  This March was the warmest at Armagh for 4 years, the dullest for eight years, and equally dry as March 2020.

Whole precipitation was 44.Eight mm (1.76 inches) together with 4 values, that’s, 44.6 mm if hint values are ignored.  That is roughly 80% of the -term (1838-2020) common March precipitation at Armagh and 75% of the newest (1991-2020) 30-year common. The whole precipitation was the identical as that for the earlier 12 months, which itself was the driest at Armagh since March 2016.  The wettest day was the 10th with 9.2 mm (0.36 inches) of rainfall, adopted by the 25th with 6.9 mm.

was reported on the afternoon of the 12th and 26th, the latter additionally offering an instance of silent and later within the afternoon a rainbow.  Snowflakes have been additionally noticed on the afternoon of the 26th, adopted within the night by mild snow and sleet.

Thunder was famous throughout early night of the 10th and round mid-afternoon on the 11th.  A flock of roughly 60 gulls was noticed flying south across the time of statement (09:00 GMT) on the 11th.  A outstanding moon halo was seen across the waxing gibbous moon on the 24th.

The imply month-to-month was 7.75 levels Celsius (45.9 F), which is roughly 1.9 C than the long-term (1796-2020) March common at Armagh and 1.Zero C hotter than the corresponding most up-to-date (1991-2020) 30-year common.  This was the warmest March at Armagh for 4 years, that’s, since a mean March temperature of 8.2 C was recorded in March 2017.

It’s fascinating to notice how quickly common March temperatures at Armagh have risen during the last roughly 30 years.  Whereas the 1961-1990 30-year common was a bit of over 6.Zero C, the newest (1991-2020) 30-year common is 6.75 C.

The best most air temperature was 18.Zero C on the 30th, preceded by 16.2 C on the 29th and 15.5 C on the 28th.  The best minimal air temperature was 11.2 C on the 30th, which was the fifth-highest March minimal air temperature at Armagh since data of most and minimal each day temperatures commenced round 1843.  This was adopted by 9.1 C on the 31st.  The bottom most air temperature was -1.9 C on the first, adopted by -1.5 C on the 2nd.

There have been 11 nights with floor frost (minimal grass temperature lower than or equal to zero), of which the coldest two have been -7.6 C on the seventh preceded by -7.5 C on the first.  There have been simply two nights with air frost (minimal air temperature lower than or equal to zero).

With a complete of 72.6 hours of sturdy sunshine March 2021 was a lot cloudier than common, registering roughly 71% of the long-term (1881-2020) March common variety of hours of sturdy sunshine and 70% of the newest (1991-2020) 30-year common.  This was the dullest March at Armagh for eight years, that’s, because the exceptionally uninteresting March 2013 (52.Zero hours of sturdy sunshine).  The sunniest day was the 16th with 9.6 hours of sturdy sunshine adopted by the 26th with 7.7 hours.

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

For additional info, please contact:

Professor E. Bailey Emeritus Director of Armagh Observatory Armagh Observatory and Planetarium Faculty Hill Armagh BT61 9DG Tel: 028-3752-2928

E-mail: mark.bailey@armagh.ac.uk

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