Extreme phenomena

January
Lowest air temperature –40.5 °C (17.01.1940, Varėna);
Highest air temperature +12.6 °C (10.01.2007, Lazdijai);
30-31.01.1970 frost registered at 34 stations, with –38.0 °C in Utena;
04-08.01.1987 temperature dropped to –35.0 °C;
21.01.1956 wind speed in Klaipėda was 34 m/s;
14.01.1993 the wind speed in Laukuva was 35 m/s, Nida – 36 m/s (at the sea);
08.01.2005 during the hurricane Irwin the wind speed at the sea reached up to 32 m/s.
30-31.01.1979 after a heavy snow fall in Nida the thickness of snow increased by 20 cm (from 46 cm to 66 cm);
03.01.1970 during a heavy snow fall in Kretinga the amount of precipitation was 25.9 mm;
03-04.01.2009 a strong snowfall in Kaunas with 38 mm in 25 hours, creating a 45 cm layer of snow;
06-07.01.1982 a snowstorm resulted in a country-wide disaster, which included more than one third of the Lithuanian territory. The wind speed in Nida, Ukmergė and Jurbarkas reached more than 20 m/s. The snowstorm in Ukmergė lasted for 30 h 30 min.;
19-20.01.1975 Dotnuva was surrounded by heavy fog for 12 h 36 min.;
20-21.01.1967 Šilutė was surrounded by fog for 14 h 12 min.

February
Lowest record-breaking temperature in Lithuania –42.9 °C (01.02.1956, Utena);
Highest air temperature +16.5 °C (21.02.1990, Kybartai, Jonava);
05.02.2012 air temperature in Radviliškis dropped to -33°C
08-11.02.1969 the longest snowstorm in Lithuania (Panevėžys), which lasted 78 h 25 min. (longer than three days) with the wind speed of 16 m/s with gusts of up to 20m/s;
The wind speed during a blizzard on 17-18.02.1962 reached 20 m/s with gusts of 26 m/s. The blizzard in Šilutė took place for 22 h, Marijampolė – 32 h;
17.02.1962 the wind speed in Klaipėda reached 30 m/s;
22-25.02.1980 the maximum diameter of composite frost and wet snow reached 68 mm with the mas of 152 g;
23-24.02.1975 Vėžaičiai was surrounded by thick fog for 16 h 18 min.

March
Lowest air temperature –37.5 °C (08.03.1964 Varėna);
Highest air temperature +21.8 °C (30.03.1968, Kybartai);
09.03.1969 at 12:30 a storm in Kaunas with wind speed reaching 38 m/s;
The thickest layer of snow throughout the entire recorded history in Lithuania was recorded in March 1931 in Laukuva – 94 cm;
23.03.1972 the wind speed in Palanga, Kalvarija and Druskininkai reached 35–38 m/s;
08.03.1975 and 09.03.1994 Vilnius Airport surrounded by thick fog for more than 15 hours.

April
Lowest air temperature –23.0 °C (04.04.1963, Švenčionys);
Highest air temperature +31.0 °C (29.04.2012, Alytus);
24.04.1993 the amount of precipitation in Vilnius was 62.5 mm in 1 h 25 min.;
12-14.04.1977 freezing rain, which lasted as long as 51 h. The diameter of frost in Panevėžys was 175 mm (on power transmission lines) with the weight ranging from 584 to 888 g (Ukmergė). The record-breaking maximum of frost on power transmission lines was 1 600 g, recorded in Vilnius, Viršuliškės neighbourhood.

May
Lowest air temperature –6.8 °C (05.05.1965 Varėna);
Highest air temperature +34.0 °C (28.05.1892, Druskininkai), +32.6 °C (28.05.1958, Varėna);
On 28.05.1962 there was a hail in Vilnius city with pieces of ice of 30–50 mm;
During the hail in Tauragė on 11.05.1975 the pieces of ice was 70 mm;
A hail on 07.05.1968 in Kupiškis featured egg-sized pieces of ice.
15.05.1969 during a storm in Jurbarkas the wind speed reached 30m/s;
26.05.1984 the wind speed during a storm in Pakruojis was 35 m/s;
29.05.1981 Širvintos town was damaged by a tornado. Wind speed ~70 m/s;
10.05.1985 a tornado fled north-west of Nemenčinė town;
31.05.1985 precipitation in Aunuvėnai reached 115.2 mm in two hours (monthly average of ~50 mm);
12.05.1978 Laukuva marked the latest date of snow melt.

June
Lowest air temperature –2.8 °C (05.06.1977 Šventoji);
Highest air temperature +35.0 °C (27.06.1885, Druskininkai), +34.4 °C (19.06.1968, Šilutė);
13.06.1986 wind speed in Utena reached 40 m/s;
06.06.1986 tornado in Birštonas with wind speed reaching 50 m/s;
25.06.2012 storm in Šilutė with gusts of wind reaching 40 m/s;
01.06.1985 precipitation in Pakruojis reached 115.2 mm in 2 hours;
11.06.1971 heavy rain in Pasvalys, resulting in 93 of precipitation in 1 hour;
03.06.2010 precipitation in Šakiai region reached 78 mm in 2 hours;
15.06.1972 hailstorm in Anykščiai, featuring pieces of ice of up to 70 mm;
20.06.1964 hailstorm in Alytus, with the largest piece of ice reaching 300 g.

July
Lowest air temperature – +0.9 °C (22.07.1971 in Varėna and 11.07.1986 in Širvintos);
Highest air temperature and the record-breaking temperature in Lithuania – +37.5 °C (30.07.1994, Zarasai);
02.07.1980 precipitation in Sartai of 200 mm in 3 hours;
In 1994 there was no precipitation in Klaipėda, Šilutė and Telšiai throughout the entire month;
July 1998 in Panevėžys featured 277.6 mm of precipitation;
07.07.2007 precipitation in Trakai of 86 mm in 12 hours;
10.07.1995 hailstorm in Kybartai, featuring pieces of ice of 120 mm;
27.07.2011 a tornado in Ginkūnai suburb of Šiauliai with the wind speed of up to 60–70 m/s;
09.07.2012 recorded wind speed during a storm in Nida – 36 m/s.

August
Lowest air temperature –2.9 °C (30.08.1966, Varėna);
Highest air temperature +37.1 °C (04.08.2014, Druskininkai);
09-12.08.2005 featured intensive rain, followed by strong winds, which continued for almost 4 days, reaching or approaching the level of extreme meteorological phenomena at its peak. High water levels in southern and western Lithuanian rivers;
19.08.1978 precipitation of 104.8 mm in 15 h 15 min. in Telšiai;
18.08.1962 precipitation of 97.1 mm in Kupiškis;
Record-breaking minimum of monthly precipitation of 1.7 mm recorded in 1996 in Biržai;
Record-breaking maximum of monthly precipitation of 291.1 mm recorded in 1978 in Šilutė;
Tornadoes with wind speed of 30-40 m/s in Medekščiai village (Kėdainiai district) on 18.08.1978 and in Josvainiai (Kėdainiai district) on 30 August, resulting in fallen trees, damaged roofs and buildings;
18.08.1985 a hail in Molėtai, featuring pieces of ice of 60 mm;
06.08.2012 a storm in Klaipėda seaside, reaching the wind speed of 32 m/s and featuring 46 mm of precipitation in 1 hour.

September
Lowest air temperature –6.3 °C (30.09.1993, Varėna);
Highest air temperature +32.0 °C (01.09.1992, Vilnius), +31.8 °C (01.09.1951, Šilutė);
Other cases of higher temperature were recorded in 1934 (+15.3 °C), 1949 (+16.8 °C), 1955 (+14.9 °C). Highest air temperature (up to +30 °C) in September was recorded in 1951, 1968 and 1992;
In 1931, 1976, 1986, 1993 temperature had dropped as low as -6 °C;
03.09.1963 precipitation in Skuodas reached 113.0 mm (almost double monthly amount);
12.09.2011 precipitation in Švenčionys district, reaching 56 mm in 1 hour;
14.09.1977 a storm in Klaipėda and Šilutė (wind speed of up to 30 m/s);
28.09.1972 the earliest first snow in Lithuania, recorded in Panevežys.

 

October
Lowest air temperature –19.5 °C (31.10.1956, Varėna);
Highest air temperature +26.0 °C (05.10.1985, Kybartai);
Warm month recorded in 1926, 1942 and 1966;
Cold month recorded in 1956, 1973, 1979, 1988 and 1993;
High levels of precipitation, doubling the monthly average and more, recorded in 1974, 1980 and 1997;
Wind speed of up to 40 m/s in Klaipėda and Nida on 18.10.1967 and Klaipėda on 30.10.1970;
25.10.1978 a hail, featuring pieces of ice of up to 20 mm;
22.10.1992 heavy sleet in east Lithuania, forming a 20–25 mm snow cover in the majority of eastern regions. The snow layer on power cables and tree branches amounted to 20–25 mm and 250–280 g of frost, resulting in broken cables, falling poles and breaking trees.

November
Lowest air temperature –23.0 °C (21-22.11.1998 Varėna);
Highest air temperature +18.5 °C (01.11.1968, Kybartai);
28.11.2011 wind speed in Šilutė and Kretinga region reached 31 m/s;
23.11.1973 wind speed at even 9 stations exceeded 30 m/s (in Klaipėda >35 m/s);
12-13.11.1985 composite phenomenon of frost and wet snow, with the maximum frost reaching 60–130 mm diameter, 30–40 mm thickness and 504 g of weight;
12-13.11.1966 Nida was surrounded by thick fog for 16 h;
02-03.11.1984 Varėna was surrounded by thick fog for 18 h.

December
Lowest air temperature –34.0 °C (31.12.1969 in Varėna; 30.12.1978 in Rokiškis);
Highest air temperature +15.6 °C (19.12.1882, Druskininkai), +13.4 °C (05.12.1953, Šiauliai);
30-31.12.1978 frost and air temperature in Rokiškis dropped to –34.0 °C;
West wind reached 35 m/s on 08.12.1971 in Palanga and 16.12.1982 in Birštonas and Klaipėda;
12-13.12.1973 a heavy snowfall in Kelmė, featuring 32.7 mm of precipitation in 12 h;
12.12.1968 79 mm frost on power cables in Laukuva;
03-04.12.1973 strong snowstorm in Kybartai, which lasted 13 h, featuring wind speed of up to 28 m/s at gusts;
31.12.1978 a blizzard in Nida (wind speed 20 m/s) lasted for 17 h 47 min.;
04.12.1999 hurricane Anatol, featuring wind speed of up to 40 m/s.