Climatological Information (1991-2020)

Station : NEW DELHI (SAFDARJUNG)(42182)
State : DELHI

Parameter DECEMBER
03 UTC 12 UTC
Mean Station Level Pressure [ in hPa ] 992.6 990.1
Mean Dry Bulb Temperature [ in °C ] 10.7 19.2
Mean Wet Bulb Temperature [ in °C ] 9.5 14.6
Mean Relative Humidity [ in % ] 84 59
Mean Vapour Pressure [ in hPa ] 11 13.1
Mean Total Clouds [ in okta ] 2.1 1.6
Mean Low Clouds [ in okta ] 1.1 0.4

Parameter DECEMBER
Mean Daily Maximum Temperature [ in °C ] 22.8
Mean Daily Minimum Temperature [ in °C ] 8.4
Mean of Highest Maximum Temperature in the Month [ in °C ] 27.3
Mean of Lowest Minimum Temperature in the Month [ in °C ] 4.5
Mean Monthly Total Rainfall [ in mm ] 8.0
Mean Monthly Rainy Days 0.6
Mean Wind Speed [ in kmph ] 4.9

Parameter DECEMBER
Value Date / Year
Extreme Highest Temperature [ in °C ] 30 01-12-2014
Extreme Lowest Temperature [ in °C ] 1.1 26-12-1945
Total Rainfall in Wettest Month [ in mm ] 134.4 1884
Total Rainfall in Driest Month [ in mm ] 0.0 ---
Heaviest Rainfall in 24 Hours [ in mm ] 75.7 03-12-1923

Parameter DECEMBER
No. Of Days With Precipitation 0.3 mm Or More 0.9
No. Of Days With Hail 0.0
No. Of Days With Thunder 0.3
No. Of Days With Fog 19.2
No. Of Days With Dust Storm 0.0
No. Of Days With Squall 0.0

Parameter DECEMBER
03 UTC 12 UTC
No. Of Days With Wind Speed 62 kmph Or More 0 0
No. Of Days With Wind Speed 20 - 61 kmph 0 0
No. Of Days With Wind Speed 1 - 19 kmph 15 15
No. Of Days With Wind Speed 0 i.e. Calm 16 16
No. Of Days (in %) of Wind Direction From North 0 2
No. Of Days (in %) of Wind Direction From North-East 1 1
No. Of Days (in %) of Wind Direction From East 3 4
No. Of Days (in %) of Wind Direction From South-East 3 3
No. Of Days (in %) of Wind Direction From South 1 1
No. Of Days (in %) of Wind Direction From South-West 7 1
No. Of Days (in %) of Wind Direction From West 27 16
No. Of Days (in %) of Wind Direction From North-West 8 21
No. Of Days (in %) of Wind Calm 50 51
No. Of Days With Cloud Amount (All Clouds) 0 oktas 17 15
No. Of Days With Cloud Amount (All Clouds) Trace - 2 oktas 4 7
No. Of Days With Cloud Amount (All Clouds) 3 - 5 oktas 4 6
No. Of Days With Cloud Amount (All Clouds) 6 - 7 oktas 2 2
No. Of Days With Cloud Amount (All Clouds) 8 oktas 4 1
No. Of Days With Low Cloud Amount 0 oktas 24 27
No. Of Days With Low Cloud Amount Trace - 2 oktas 2 2
No. Of Days With Low Cloud Amount 3 - 5 oktas 2 2
No. Of Days With Low Cloud Amount 6 - 7 oktas 0 0
No. Of Days With Low Cloud Amount 8 oktas 3 0
No. Of Days With Low Cloud Amount 8 oktas (Fog) 0 0
No. Of Days With Visibility Upto 1 km 17.1 4.9
No. Of Days With Visibility 1 - 4 km 13.6 24.7
No. Of Days With Visibility 4 - 10 km 0.3 1.4
No. Of Days With Visibility 10 - 20 km 0.0 0.0
No. Of Days With Visibility > 20 km 0.0 0.0