Kathmandu monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Kathmandu

Kathmandu average temperature chart (Celsius) Kathmandu average temperature chart (Fahrenheit)
Average monthly temperatures in Kathmandu (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 17.2 18.3 23.7 27 28.9 28.6 28 27.5 27.3 25.6 22.2 18.3
°F 63 65 74.7 80.5 84 83.4 82.5 81.5 81.2 78.1 71.9 65

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Kathmandu monthly rainfall chart (mm) Kathmandu monthly rainfall chart (inches)
Average monthly rainfall in Kathmandu (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 16 24 39 75 158 341 547 474 323 78 10 18
inches 0.6 0.9 1.6 2.9 6.2 13.4 21.5 18.6 12.7 3.1 0.4 0.7
Rainy days 2 2 2 3 6 11 16 14 10 3 1 1

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Kathmandu

Kathmandu average daily sunshine chart
Average daily sunshine Kathmandu
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.5 6.2 8.1 9.7 6.6 5.7 3.2 3 4.1 5.9 5.9 5.7

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Kathmandu average minimum / maximum temperatures (Celsius) Kathmandu average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Kathmandu (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.2 3.3 6.7 11.1 15.4 18.6 19.4 19.3 18.1 12.7 6.7 2.3
Max °C 17.6 18.7 24.2 27.4 29.2 28.8 28.3 27.7 27.6 26 22.6 18.7
Min °F 34.2 37.9 44 51.9 59.7 65.5 66.8 66.7 64.5 54.8 44 36.1
Max °F 48.9 51.8 59.7 66.6 72.1 74.7 74.8 74.3 73 66.7 58.3 50.9

Sea temperature

The graph below shows the average sea temperature.

Kathmandu average sea temperature chart (Celsius) Kathmandu average sea temperature chart (Fahrenheit)
Average sea temperature around Kathmandu in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 19.9 20 21.5 23.3 24.9 25.9 26.1 25.6 25.6 25.1 23.5 21.3
°F 67.8 68 70.6 74 76.8 78.6 79 78.1 78.1 77.2 74.3 70.4

Wind speed

The graph below shows the average wind speed.

Kathmandu average winspeed by month (km/h) Kathmandu average winspeed by month (mph)
Average wind speed in Kathmandu (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 3 4 7 6 6 5 5 4 4 3 3 2
mph 2 3 4 4 4 3 3 3 3 2 2 1

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Kathmandu relative humidity averages
Average relative humidity in Kathmandu
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
77% 77% 61% 60% 66% 75% 83% 85% 84% 82% 80% 77%
Kathmandu

Other monthly averages

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Kathmandu weather stats

Kathmandu weather statistics
Hottest month: July 28°C 82.4°F
Driest month: November 10mm 0.4ins
Sunniest month: April 9.7hrs
Coldest month: January 17.2°C 63°F
Wettest month: July 547mm 21.5ins
Warmest sea: July 26.1°C 79°F
Map showing location of Kathmandu (27.70169, 85.3206)

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