January 2013 is another dry month
January 2013 was another dry month with just 43.3mm compared to the average of 92.7mm. There were 15 days of rain, five of which were with thunder and three with hail. The driest January was that of 2007 with just 8.9mm. The wettest January was in 2006 with 232.4mm.
The mean monthly temperature of 13.7°C was 0.5°C above the mean monthly of 13.2°C. The warmest January ever was in 1996 with a mean monthly temperature of 14.7°C while the coldest ever was in 2000 with a mean monthly temperature of 11.5°C.
The hottest day in January 2013 was on the 20th with a high of 18.9°C. The hottest January day ever recorded was of 22.2°C in 1988. The coldest night in January 2013 was of 7.5°C on the 28th. The coldest January night ever recorded was of 3.9°C in 2002.
The wind blew mainly from the WSW with an average wind speed at Zebbug Malta of 10.6km/h. The strongest gust at Zebbug was of 75.9km/h on the 24th. A much stronger gust of 96.2km/h was registered at Mellieha on the 15th during a severe thunderstorm.
The mean monthly sea-level pressure was 1015.2hPa, with the highest of 1029.8hPa on the 4th and the lowest of 997.5hPa on the 25th.
The main highlight was a squall line moving in from the SW at around 1pm on the 15th that brought along a severe thunderstorm wind severe wind gusts and damaging hail which was at least 3cm in diameter (confirmed) mainly in the north and east of Malta. There were also unconfirmed reports of larger hail. Some cars and solar heaters were damaged. Streets in various localities were carpeted in white, notably in Mosta, Mgarr, Naxxar and Burmarrad. Highest wind gusts were 96.5km/h in Mellieha, Burmarrad 86.9km/h, Nadur 85.6km/h, Naxxar 72.4km/h and Attard 72.4km/h.