Íslensk veðurfarsbók - 01.01.1920, Síða 4

Íslensk veðurfarsbók - 01.01.1920, Síða 4
48 19 2 0 • Mánuður Mois cn 0» o £ e 4- o O Í3 J ca mm 700 + Lof Ih i h, Celsius Température, Þpýsling vatnsgufunnar Tension de la vapeur d'eau Rakaslig Humídité relative 8a 2p 9P Meðal- hiti Moy. Meðaltal Moyenne Hæst- ur biti Absol. Max. Dagur Date Lægstur hiti Absol. Min. Dagur Date 8a mm 2P mm 9P mm Meðal- tal Moy. mm 8a % 2P % 9P 01 10 Með- altal Moy. 01 'o Max. Min. Hb = 18.0 m Cg = = -\- 1.2 mm Berufj örður cp = 64° 40' N A = 14° 19' w Janúar. . . . 40.3 -2.5 -2.2 -2.2 -2.3 0.4 -5.6 8.2 4 -12.7 20 2.8 2.8 2.9 2.8 69 70 71 70 Febrúar . . , 47.8 -2.5 -1.5 -1.9 -1.9 1.2 -5.1 10.0 21 -12.2 15 2.8 3.1 2.9 2.9 67 71 67 68 • Mars 42.7 -0.9 0.7 -1.1 -0.7 2.1 -3.5 8.2 20, 21 -11.3 8 3.3 (3.8) 3.2 3.4 71 (76) 71 73 April 55.7 -0.6 1.9 -0.4 0.1 2.5 -2.6 9.2 20 -9.4 17 3.3 4.2 3.4 3.6 72 76 74 74 Maí 54.2 4.4 6.3 3.6 4.4 8.0 1.5 15.2 27 -4.5 4 5.0 (5.9) 4.7 5.2 78 (81) 78 79 Júni 58.8 8.6 (11.4) 7.7 8.6 13.5 5.3 20.1 8 2.6 7 6.8 (8.5) 6.2 7.2 79 (81) 79 80 Júli 52.2 9.1 (11.4) 8.7 9.4 13.2 6.0 20.2 19 3.3 23 7 0 (8.3) 6.8 7.4 82 (82) 80 81 Ag'úst .... 57.2 9.4 11.8 8.8 9.6 (13.3) (5.9) 17.2 11,13,14 2.7 6 (7.4) (8.7) (7.1) (7.7) (82) (84) (84) 83 Se])tember . 52.3 (7.2) (8.9) (7.0) (7.4) (10.2) (4.5) 13.2 13, 22 -0.2 21 (6.3) (6.9) (6.1) 6.4 (82) (83) (81) 82 Október . . . 55.0 (6.2) (7.6) 6.2 (6.6) (8.8) (4.5) 11.2 11 -0.7 15 (5.9) (6.3) 5.7 6.0 (81) (81) 79 80 Nóvember. . 46.5 3.0 3.6 2.9 3.1 5.4 0.9 9.2 2 -3.7 n 4.2 4.7 4.4 4.4 73 78 77 76 Desember . . 53.5 1.4 1.7 1.4 1.5 4.1 -0.7 13.5 5 -8.3 24 4.1 4.2 4.0 4.1 75 77 75 76 Árið 51.4 B.6 5.1 3.4 3.8 6.9 0.9 20.2 19 VII -12.7 20 I 4.9 5.6 4.8 5.1 76 78 76 77 Ilb = 7.7 m Cg = -(- 1.2 mm Vestmaxinaeyjar cp = 63° 2 .6' N Á = 20° 15' W Janúar. . . . 40.0 -0.9 -0.5 -1.0 -0.9 1.4 -3.8 6.6 4 -10.4 1 3.1 3.2 3.1 3.1 66 68 66 67 Febrúar . . . 46.8 0.4 0.6 0.0 0.2 2.3 -2.5 7.2 21 -8.7 18 ■ 3.9 3.8 3.7 3.8 79 75 75 76 Mars .... 42.1 1.1 1.5 0.6 0.9 3.9 -2.5 8.7 31 -11.2 , 7 3.9 4.2 4.0 4.0 76 80 78 78 April 55.5 2.4 2.9 1.3 1.9 4.5 -1.2 10.0 24 -9.0 9 4.3 4.4 3.7 4.1 72 72 68 71 Maí 53.0 6.8 7.8 5.4 6.2 10.0 2.4 14.9 24 -3.9 1 6.1 6.3 5.6 6.0 82 79 82 81 Júni 57.9 10.4 11.6 9.3 10.1 136 6.9 17.3 30 3.6 29 7.6 8.2 7.4 7.7 81 80 85 82 Júli 52.0 11.3 12.7 10.9 11.4 14.8 7.4 19.1 7 3.3 23 7.9 8.4 7.8 8.0 79 78 80 79 Ág'úst .... 58.1 10.4 11.6 9.5 10.1 12.8 7.4 17.3 4 2.5 28 7.5 8.0 7.5 7.7 80 79 85 81 September . 50.8 8.9 9.5 8.2 8.6 10.7 5.5 12.9 1 1.8 20 6.9 7.2 7.0 7.0 80 82 86 83 Október . . . 51.6 8.0 8.1 7.4 7.7 9.1 5.9 11.0 8 0.1 13 7.2 7.1 6.9 7.1 89 87 89 88 Nóvember. . 44.5 4.2 4.7 4.0 4.2 6.1 1.8 8.5 23 -2.2 17 5.3 5.4 5.2 5.3 85 83 84 84 Desember . . 51.1 3.1 3.0 2.2 2.6 5.1 0.9 9.5 4 - 5.3 24 4.7 4.6 4.2 4.5 80 78 75 78 Árið 50.3 5.5 6.1 4.8 5.3 7.9 3.4 19.1 7 VII -11.2 7 III 5.7 5.9 5.5 5.7 79 78 79 79 Hb = Möðruvellir <p = 65° 46' N l = 18° 15' W Janúar.... -6.6 -5.8 -6.4 -6.3 -1.8 -10.7 6.2 4 -18.4 2 Febrúar . . . -5.1 -4.0 -4.6 -4.5 -1.1 -9.5 6.3 21 - 24.5 15 Mars -3.3 -1.9 -3.4 -3.0 0.9 -7.6 8.7 20 -16.9 6 April -2.2 -0.8 -3.1 -2.4 2.1 -5.4 9.2 20 -14.0 11 Mai 4.0 5.3 1.9 3.1 9.1 -0.6 16.8 30 -6.8 4 Júní 11.1 13.4 8.7 10.3 15.8 5.8 23.3 11 1.3 30 Júli (10.6) (12.7) (9.2) (10.2) 14.8 6.0 22.1 8 0.5 2 Agrist .... 10.2 12.9 8.2 9.7 14.4 5.4 22.6 30 -0.3 3, 28 September . 7.8 10.2 6.3 7.5 11.7 3.6 15.8 2 -3.2 20 Október . . . (6.9) (8.7) (6.1) (6.7) (10.9) (3.4) 16.8 9 -3.9 31 Nóvember . . 0.8 1.5 1.1 1.1 4.6 -2.3 10.1 23 -8.8 10 Desember . . -1.4 -1.8 -2.2 -1.9 2.0 -5.4 12.3 . 4 -20.5 24 Áriö 2.7 4.2 1.8 2.5 7.0 -1.4 23.3 11 VI - 24.5 15 II H = 40 m Fagurhólsmýri <p = 63° 53' N l = 16° 37/ W Janúar. . . . -3.0 -2.5 -2.7 -2.7 Febrúar . . . -2.3 -1.7 -2.4 -2.2 Mars -1.9 -0.3 -1.9 -1.5 Apri 1.3 3.7 0.1 1.2 Mai 4.9 6.7 4.1 4.9 Júni 9.8 11.9 8.4 9.4 .Júli 11.1 12.8 9.2 10.4 Ág'úst .... 9.9 12.6 8.8 9.9 September . 7.0 9.8 6.6 7.4 Október . . . 6.6 7.8 6.1 6.6 Nóvember . . 2.5 3.3 2.3 2.6 Desember . . 2.1 2.0 1.5 1.7 Árið 4.0 5.5 3.3 4.0

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