Weather archive in Nurmijarvi Geomagnetic Observatory
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Weather statistics
| Date / Local time | T | Po | P | Pa | U | DD | Ff | ff10 | ff3 | N | WW | W1 | W2 | Tn | Tx | Cl | Nh | H | Cm | Ch | VV | Td | RRR | tR | E | Tg | E' | sss | |
| 2025 September 27, Saturday | 11 | 11.0 52 | 764.4 30.09 1019.12 1019.12 | 775.0 30.51 1033.25 1033.25 | 0.1 0 0.13 0.13 | 84 | no clouds no clouds no clouds | No significant weather observed. | 20.0 12.4 | 8.4 47 | No precipitation No precipitation | 1 | |||||||||||||||||
10 | 8.8 48 | 764.5 30.1 1019.25 1019.25 | 775.2 30.52 1033.52 1033.52 | 0.4 0.02 0.53 0.53 | 94 | no clouds no clouds no clouds | No significant weather observed. | 20.0 12.4 | 7.8 46 | No precipitation No precipitation | 1 | ||||||||||||||||||
09 | 7.3 45 | 764.3 30.09 1018.98 1018.98 | 775.1 30.52 1033.38 1033.38 | 0.0 0 0 0 | 98 | no clouds no clouds no clouds | No significant weather observed. | 6.5 44 | 9.7 49 | 20.0 12.4 | 7.0 45 | No precipitation No precipitation | 12 | ||||||||||||||||
08 | 6.7 44 | 764.3 30.09 1018.98 1018.98 | 775.1 30.52 1033.38 1033.38 | 0.1 0 0.13 0.13 | 99 | no clouds no clouds no clouds | No significant weather observed. | 20.0 12.4 | 6.5 44 | No precipitation No precipitation | 1 | ||||||||||||||||||
07 | 6.6 44 | 764.1 30.08 1018.72 1018.72 | 775.0 30.51 1033.25 1033.25 | -0.1 -0 -0.13 -0.13 | 99 | no clouds no clouds no clouds | No significant weather observed. | 20.0 12.4 | 6.4 44 | No precipitation No precipitation | 1 | ||||||||||||||||||
06 | 7.1 45 | 764.3 30.09 1018.98 1018.98 | 775.1 30.52 1033.38 1033.38 | -0.2 -0.01 -0.27 -0.27 | 99 | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | No significant weather observed. | 2500 or more, or no clouds. 8202 or more, or no clouds. | 20.0 12.4 | 6.9 44 | No precipitation No precipitation | 1 | |||||||||||||||||
05 | 7.0 45 | 764.2 30.09 1018.85 1018.85 | 775.0 30.51 1033.25 1033.25 | -0.3 -0.01 -0.4 -0.4 | 99 | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | No significant weather observed. | 2500 or more, or no clouds. 8202 or more, or no clouds. | 20.0 12.4 | 6.9 44 | No precipitation No precipitation | 1 | |||||||||||||||||
04 | 7.3 45 | 764.2 30.09 1018.85 1018.85 | 775.0 30.51 1033.25 1033.25 | -0.3 -0.01 -0.4 -0.4 | 98 | no clouds no clouds no clouds | No significant weather observed. | 20.0 12.4 | 7.0 45 | No precipitation No precipitation | 1 | ||||||||||||||||||
03 | 7.7 46 | 764.5 30.1 1019.25 1019.25 | 775.2 30.52 1033.52 1033.52 | 0.0 0 0 0 | 97 | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | No significant weather observed. | 2500 or more, or no clouds. 8202 or more, or no clouds. | 20.0 12.4 | 7.3 45 | No precipitation No precipitation | 1 | |||||||||||||||||
02 | 8.4 47 | 764.5 30.1 1019.25 1019.25 | 775.3 30.52 1033.65 1033.65 | 0.1 0 0.13 0.13 | 95 | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | No significant weather observed. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 20.0 12.4 | 7.6 46 | No precipitation No precipitation | 1 | ||||||||||||||||
01 | 8.4 47 | 764.5 30.1 1019.25 1019.25 | 775.3 30.52 1033.65 1033.65 | 0.3 0.01 0.4 0.4 | 95 | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | No significant weather observed. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 17.0 10.6 | 7.7 46 | No precipitation No precipitation | 1 | ||||||||||||||||
00 | 8.2 47 | 764.5 30.1 1019.25 1019.25 | 775.3 30.52 1033.65 1033.65 | 0.1 0 0.13 0.13 | 95 | 20–30%. 2/10–3/10. 2 oktas | No significant weather observed. | 20–30%. 2/10–3/10. 2 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 20.0 12.4 | 7.4 45 | No precipitation No precipitation | 1 | ||||||||||||||||
| September 26, Friday | 23 | 8.8 48 | 764.4 30.09 1019.12 1019.12 | 775.1 30.52 1033.38 1033.38 | 0.1 0 0.13 0.13 | 94 | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | No significant weather observed. | 2500 or more, or no clouds. 8202 or more, or no clouds. | 20.0 12.4 | 7.8 46 | No precipitation No precipitation | 1 | ||||||||||||||||
22 | 8.8 48 | 764.2 30.09 1018.85 1018.85 | 775.0 30.51 1033.25 1033.25 | -0.2 -0.01 -0.27 -0.27 | 94 | no clouds no clouds no clouds | No significant weather observed. | 20.0 12.4 | 7.9 46 | No precipitation No precipitation | 1 | ||||||||||||||||||
21 | 9.7 49 | 764.4 30.09 1019.12 1019.12 | 775.1 30.52 1033.38 1033.38 | 0.0 0 0 0 | 92 | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | No significant weather observed. | 6.3 43 | 13.3 56 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 20.0 12.4 | 8.4 47 | No precipitation No precipitation | 12 | |||||||||||||||
20 | 9.9 50 | 764.3 30.09 1018.98 1018.98 | 775.0 30.51 1033.25 1033.25 | -0.2 -0.01 -0.27 -0.27 | 90 | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | No significant weather observed. | 2500 or more, or no clouds. 8202 or more, or no clouds. | 20.0 12.4 | 8.4 47 | No precipitation No precipitation | 1 | |||||||||||||||||
19 | 10.7 51 | 764.4 30.09 1019.12 1019.12 | 775.0 30.51 1033.25 1033.25 | -0.1 -0 -0.13 -0.13 | 88 | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | No significant weather observed. | 2500 or more, or no clouds. 8202 or more, or no clouds. | 20.0 12.4 | 8.7 48 | No precipitation No precipitation | 1 | |||||||||||||||||
18 | 11.8 53 | 764.4 30.09 1019.12 1019.12 | 775.0 30.51 1033.25 1033.25 | -0.1 -0 -0.13 -0.13 | 81 | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | No significant weather observed. | 2500 or more, or no clouds. 8202 or more, or no clouds. | 20.0 12.4 | 8.6 47 | No precipitation No precipitation | 1 | |||||||||||||||||
17 | 12.5 55 | 764.5 30.1 1019.25 1019.25 | 775.0 30.51 1033.25 1033.25 | 0.0 0 0 0 | 76 | 40%. 4/10. 3 oktas | No significant weather observed. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 600-1000 1968-3281 | 20.0 12.4 | 8.4 47 | No precipitation No precipitation | 1 | ||||||||||||||||
16 | 12.9 55 | 764.5 30.1 1019.25 1019.25 | 775.0 30.51 1033.25 1033.25 | 0.0 0 0 0 | 73 | 60%. 6/10. 5 oktas | No significant weather observed. | 60%. 6/10. 5 oktas | 600-1000 1968-3281 | 20.0 12.4 | 8.2 47 | No precipitation No precipitation | 1 | ||||||||||||||||
15 | 13.0 55 | 764.5 30.1 1019.25 1019.25 | 775.2 30.52 1033.52 1033.52 | 0.0 0 0 0 | 73 | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | No significant weather observed. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 600-1000 1968-3281 | 20.0 12.4 | 8.3 47 | No precipitation No precipitation | 1 | ||||||||||||||||
14 | 12.6 55 | 764.5 30.1 1019.25 1019.25 | 775.0 30.51 1033.25 1033.25 | 0.3 0.01 0.4 0.4 | 74 | 50%. 5/10. 4 oktas | No significant weather observed. | 50%. 5/10. 4 oktas | 300-600 984-1968 | 20.0 12.4 | 8.1 47 | No precipitation No precipitation | 1 | ||||||||||||||||
13 | 12.0 54 | 764.5 30.1 1019.25 1019.25 | 775.1 30.52 1033.38 1033.38 | 0.3 0.01 0.4 0.4 | 79 | 70 – 80%. 7/10 – 8/10. 6 oktas | No significant weather observed. | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | 20.0 12.4 | 8.5 47 | No precipitation No precipitation | 1 | ||||||||||||||||
12 | 11.4 53 | 764.5 30.1 1019.25 1019.25 | 775.2 30.52 1033.52 1033.52 | 0.4 0.02 0.53 0.53 | 88 | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | No significant weather observed. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 200-300 656-984 | 20.0 12.4 | 9.5 49 | No precipitation No precipitation | 1 | ||||||||||||||||
11 | 10.0 50 | 764.2 30.09 1018.85 1018.85 | 775.0 30.51 1033.25 1033.25 | 0.5 0.02 0.67 0.67 | 95 | 100%. 10/10. 8 oktas | No significant weather observed. | 100%. 10/10. 8 oktas | 50-100 164-328 | 20.0 12.4 | 9.3 49 | No precipitation No precipitation | 1 | ||||||||||||||||