Going from a maximum of +73°F during the day to a minimum of +45°F during the night, the temperature in December averages around +70°F.
The average maximum temperature goes down 31% by the end of the month, compared with the beginning of the month, from +73°F to +64°F.
Kathmandu is typically mild in December.
Maximum temperatures go down compared to the previous month from +73°F to +68°F. The minimum temperature also goes down from +54°F to +48°F.
Pack a light jacket as it will be warm in the day and cool in the evenings.
December is one of the coolest months in Kathmandu, here is the comparison with other months:
November | December | January | ||||
---|---|---|---|---|---|---|
Avg. temperature | ||||||
+73°F | +68°F | +64°F | ||||
Min. temperature | ||||||
+45°F | +37°F | +34°F | ||||
Max. temperature | ||||||
+82°F | +77°F | +77°F | ||||
Rainfall | ||||||
11 mm | 12 mm | 21 mm | ||||
Wind | ||||||
0 m/s | 0 m/s | 0 m/s | ||||
Humidity | ||||||
77% | 78% | 78% | ||||
Air pressure | ||||||
1015 HPa | 1016 HPa | 1015 HPa | ||||
Sunny days | ||||||
17 | 15 | 13 | ||||
Cloudy days | ||||||
12 | 15 | 16 | ||||
Rainy days | ||||||
1 | 1 | 2 | ||||
Snowy days | ||||||
0 | 0 | 0 |
December weather is still as good as in November. It’s getting colder in December. From +73°F in the day, the average maximum temperature lowers to +68°F. Prepare for more rain. Average rainfall goes from 11 mm to 12 mm. Humidity rises from 77% to 78%. The average wind speed doesn’t change much during December, staying around 0 m/s. The days becoming less sunny, going from 17 sunny days in November to 15 in December.
January brings much the same weather, it remains good.
The average wind speed is 1 m/s getting up to 1 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Kathmandu is gradually increasing during December, going from 1 m/s to 1 m/s over the course of the month.
The climate in Kathmandu in December has not changed that much over the last 43 years.
The average temperature was the lowest in 1997 (+72°F) and the highest in 2017 (+80°F). The driest year was 2017 with only 0 mm of rainfall, and the wettest year was 2022 with 0 mm.
For this page, we’ve looked at the typical weather in Kathmandu, based on historical hourly weather data from January 1, 1979, to December 31, 2022.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.