Summary Meteorological Tables

Appendix to Theme 9: Meteorological Tables


Table 9.1 Atmospheric pressure (P) for different altitudes (z)




z P z P z P z P
(m) (kPa) (m) (kPa) (m) (kPa) (m) (kPa)
0 101.3 1000 90.0 2000 79.8 3000 70.5
50 100.7 1050 89.5 2050 79.3 3050 70.1
100 100.1 1100 89.0 2100 78.8 3100 69.6
150 99.5 1150 88.4 2150 78.3 3150 69.2
200 99.0 1200 87.9 2200 77.9 3200 68.8
250 98.4 1250 87.4 2250 77.4 3250 68.3
300 97.8 1300 86.8 2300 76.9 3300 67.9
350 97.2 1350 86.3 2350 76.4 3350 67.5
400 96.7 1400 85.8 2400 76.0 3400 67.1
450 96.1 1450 85.3. 2450 75.5 3450 66.6
500 95.5 1500 84.8 2500 75.0 3500 66.2
550 95.0 1550 84.3 2550 74.6 3550 65.8
600 94.4 1600 83.8 2600 74.1 3600 65.4
650 93.8 1650 83.3 2650 73.7 3650 65.0
700 93.3 1700 82.8 2700 73.2 3700 64.6
750 92.7 1750 82.3 2750 72.7 3750 64.1
800 92.2 1800 81.8 2800 72.3 3800 63.7
850 91.6 1850 81.3 2850 71.8 3850 63.3
900 91.1 1900 80.8 2900 71.4 3900 62.9
950 90.6 1950 80.3 2950 71.0 3950 62.5
1000 90.0 2000 79.8 3000 70.5 4000 62.1




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, Table 9.2 Psychrometric constant (  ) for different altitudes (z)




z  z  z  z 
(m) kPa/°C (m) kPa/°C (m) kPa/°C (m) kPa/°C
0 0.067 1000 0.060 2000 0.053 3000 0.047
100 0.067 1100 0.059 2100 0.052 3100 0.046
200 0.066 1200 0.058 2200 0.052 3200 0.046
300 0.065 1300 0.058 2300 0.051 3300 0.045
400 0.064 1400 0.057 2400 0.051 3400 0.045
500 0.064 1500 0.056 2500 0.050 3500 0.044
600 0.063 1600 0.056 2600 0.049 3600 0.043
700 0.062 1700 0.055 2700 0.049 3700 0.043
800 0.061 1800 0.054 2800 0.048 3800 0.042
900 0.061 1900 0.054 2900 0.047 3900 0.042
1000 0.060 2000 0.053 3000 0.047 4000 0.041
Based on λ = 2.45 MJ kg-1 at 20°C.




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