Research Article
Climatic Variation at Thumba Equatorial Rocket Launching Station, India
Table 3
Climatology and Δ of dry-bulb temperature, wet bulb temperature, dew point temperature, relative humidity, and soil temperature.
| Month |
Dry-bulb temperature (0830 IST) °C |
Wet-bulb temperature (0830 IST) °C |
Dew point temperature (0830 IST) °C |
Relative humidity (%) (0830 IST) |
Soil temperature (0830 IST) °C | 1964–1993 | 1979–2008 | Δ | 1964–1993 | 1979–2008 | Δ | 1964–1993 | 1979–2008 | Δ | 1964–1993 | 1979–2008 | Δ | 1964–1993 | 1979–2008 | Δ |
| JAN | 26.06 | 27.07 | +1.01 | 22.33 | 22.90 | +0.57 | 20.35 | 20.69 | +0.34 | 71.36 | 68.85 | −2.51 | 29.03 | 31.38 | +2.35 | FEB | 26.77 | 27.71 | +0.94 | 23.04 | 23.55 | +0.51 | 21.12 | 21.43 | +0.31 | 71.76 | 69.41 | −2.35 | 30.41 | 32.54 | +2.13 | MAR | 28.31 | 29.20 | +0.89 | 24.58 | 24.94 | +0.36 | 22.81 | 22.94 | +0.13 | 72.55 | 69.53 | −3.02 | 32.80 | 34.25 | +1.45 | APR | 29.29 | 30.00 | +0.71 | 26.09 | 26.30 | +0.21 | 24.71 | 24.72 | +0.01 | 76.56 | 73.61 | −2.95 | 33.73 | 35.11 | +1.38 | MAY | 28.70 | 29.43 | +0.73 | 26.12 | 26.43 | +0.31 | 25.02 | 25.17 | +0.15 | 80.94 | 78.33 | −2.61 | 32.46 | 34.16 | +1.70 | JUN | 26.61 | 27.33 | +0.72 | 25.20 | 25.57 | +0.37 | 24.55 | 24.81 | +0.26 | 88.51 | 86.43 | −2.08 | 29.55 | 30.99 | +1.44 | JUL | 25.76 | 26.36 | +0.60 | 24.55 | 24.88 | +0.33 | 23.95 | 24.21 | +0.26 | 89.80 | 88.03 | −1.77 | 29.01 | 30.00 | +0.99 | AUG | 25.90 | 26.60 | +0.70 | 24.60 | 24.96 | +0.36 | 23.97 | 24.22 | +0.25 | 89.40 | 86.98 | −2.42 | 29.60 | 30.96 | +1.36 | SEP | 26.62 | 27.37 | +0.75 | 24.84 | 25.21 | +0.37 | 24.02 | 24.25 | +0.23 | 85.77 | 83.45 | −2.32 | 31.10 | 32.23 | +1.13 | OCT | 26.81 | 27.59 | +0.78 | 24.90 | 25.33 | +0.43 | 24.02 | 24.32 | +0.30 | 85.01 | 82.61 | −2.40 | 31.40 | 32.45 | +1.05 | NOV | 26.90 | 27.63 | +0.73 | 24.40 | 24.86 | +0.46 | 23.27 | 23.58 | +0.31 | 80.84 | 79.35 | −1.49 | 30.99 | 32.02 | +1.03 | DEC | 26.70 | 27.59 | +0.89 | 23.35 | 23.72 | +0.37 | 21.61 | 21.74 | +0.13 | 74.48 | 71.39 | −3.09 | 30.52 | 32.09 | +1.57 |
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DEC, JAN, and FEB: winter; MAR, APR, and MAY: summer; JUN, JUL, AUG, and SEP: SW monsoon; OCT, NOV: NE monsoon.
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