Rather Wet with many Cool days
Temperatures
The average maximum temperature during May 2022 in Horsholm was 16.8 Celsius, and that was around 0.5 degrees below normal for the time of year. The average minimum temperature was 7.0 Celsius, and that was 0.5 degrees above the monthly normal.
The highest temperature recorded during the month was 23.6 Celsius on the 19th. Only 1 other day had a maximum temperature above 20 Celsius. That was on the 10th, when 20.2 Celsius was recorded. Apart from the 16th and 17th, which had maxima of 19.1 and 18.4 Celsius respectively, all daily highs were within the range 14 to 18 Celsius. A total of 7 days were at the higher end of the range, between 17 and 18 Celsius, and 6 days were at the lower end, between 14 and 15 Celsius. Although 3 out of the first 4 days of May had maxima below 15 Celsius, the coolest day of the month was on the 27th, when the temperature reached 14.3 Celsius.
There were no particularly mild nights during May, although on 3 nights the temperature stayed above 10 Celsius. The mildest night was the 19th with a low of 11.5 Celsius, but the 24th was not far behind with 11.2 Celsius. On 12 nights, including the last 7 nights of the month, minimum temperatures were between 8 and 10 Celsius, but several much cooler nights occurred early in the month. There were 10 nights with minima below 5 Celsius, with only 2 of these colder nights occurring after mid-month. On 7 out of the first 8 nights of May, the temperature fell below 5 Celsius, and on 3 of these nights the minima were below 3 Celsius. On the 2nd, a low of 1.4 Celsius occurred, with 1.8 Celsius measured on the 1st.
Frost
No air frost occurred in this part of Horsholm.
Rain
A total of 43.0 millimetres of rain was measured in May, which was 20% above the monthly average. There were 13 rain days, and that was normal for the month. The first 9 days of May were dry, and from the 9th April until the 9th of May less than 5 millimetres of rain fell. On the 10th, the total for the day was 3.4 millimetres, with 3.8 millimetres falling on the following day. No further totals above 3 millimetres occurred until the 24th when 4.0 millimetres of rain fell. The last week of May was very changeable, with 3.4 millimetres of rain falling on the the 27th, a further 10.0 millimetres on the 28th, and 4.6 millimetres on the 31st.
Hail
No hail was observed in this part of Horsholm.
Thunder
A short-lived thunderstorm early in the afternoon on the 19th, brought to an end the very brief warm interlude.
Snow
No sleet or snow was observed in this part of Horsholm.
Wind
The wind direction pattern was fairly typical of May with winds from between southwest and northwest accounting for around 60% of the daily observations. Southwesterlies were dominant, but there was a sizeable proportion, around 25%, of winds between south and east. On most days, the wind was fairly light, but during the second and fourth weeks the breeze was fresh at times, this mainly blowing from a southwesterly direction.
Fog
No fog was observed in Horsholm during the month.