When to go · Nepal

When to go to Kathmandu

Twelve months of averages for Kathmandu, and what they say about when to go.

Photo: Royonx · CC0 1.0 · Wikimedia Commons

When to go

What the averages say

Mean daily highs and lows and the month's rain, averaged over 2001 to 2020.

On these averages, Kathmandu has a mean high between 18°C and 32°C and under 150 mm of rain in February to May, October and November.

Of those months, it is also dry (under 50 mm of rain) and not humid in February to April, October and November.

Wet months (150 mm of rain or more): June to September.
Humid months (a high of 25°C or more with relative humidity of 70% or more): July to September.
The warmest month is May (30°C) and the coolest January (16°C). The wettest is July (280 mm) and the driest November (3 mm); about 1,084 mm of rain falls in a year.

How these sentences are worded

Each sentence is written from the figures by fixed rules, and says no more than they do. Mild to warm: a mean daily high from 18°C up to 32°C. Hot: 32°C or more. Cool: 10°C up to 18°C. Cold: under 10°C. Dry: under 50 mm of rain in the month; wet: 150 mm or more. Humid: a high of 25°C or more with relative humidity of 70% or more. A month is described as good for going when it is mild to warm and not wet.

Kathmandu: highs, lows and rainHighLowRain

The year at a glance

Mild to warm and dry
Mild to warm, humid or showery
Hot
Cool
Wet
Cold

JanCool
FebMild–warm, dry
MarMild–warm, dry
AprMild–warm, dry
MayMild–warm, mixed
JunWet
JulWet
AugWet
SeptWet
OctMild–warm, dry
NovMild–warm, dry
DecCool

Month by month

Every month in Kathmandu

The whole year, with humidity, cloud and the sunlight reaching the ground.

Climate in Kathmandu by month: mean daily high and low, rain, and what the month is like
Month	High	Low	Rain	Humidity	Cloud	Sunlight (kWh/m²/day)	High in Dubai	What it is like
January	16°C	6°C	10 mm	46%	41%	3.8	23°C	Cool
February	20°C	8°C	17 mm	43%	45%	4.6	24°C	Mild to warm and dry
March	24°C	12°C	21 mm	37%	47%	5.7	27°C	Mild to warm and dry
April	29°C	16°C	37 mm	37%	54%	6.2	31°C	Mild to warm and dry
May	30°C	19°C	89 mm	49%	61%	6	35°C	Mild to warm, humid or showery
June	29°C	20°C	170 mm	66%	77%	5.3	37°C	Wet
July	26°C	20°C	280 mm	85%	91%	4.4	39°C	Wet
August	26°C	20°C	238 mm	87%	88%	4.6	39°C	Wet
September	25°C	19°C	169 mm	86%	76%	4.4	37°C	Wet
October	23°C	15°C	45 mm	74%	48%	4.7	34°C	Mild to warm and dry
November	20°C	11°C	3 mm	62%	36%	4.3	29°C	Mild to warm and dry
December	17°C	8°C	5 mm	52%	37%	3.8	25°C	Cool

The Dubai column is Dubai's mean daily high, for comparison.

Modelled averages for an area about 50 km across, not a weather station's record: NASA POWER climatology, 2001–2020. These data were obtained from the NASA Langley Research Center (LaRC) POWER Project funded through the NASA Earth Science/Applied Science Program.

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Plan a trip to Kathmandu More about Kathmandu When to go

Month

High

Low

Rain

Humidity

Cloud

Sunlight (kWh/m²/day)

High in Dubai

What it is like

January

16°C

6°C

10 mm

46%

41%

3.8

23°C

Cool

February

20°C

8°C

17 mm

43%

45%

4.6

24°C

Mild to warm and dry

March

24°C

12°C

21 mm

37%

47%

5.7

27°C

Mild to warm and dry

April

29°C

16°C

37 mm

37%

54%

6.2

31°C

Mild to warm and dry

May

30°C

19°C

89 mm

49%

61%

35°C

Mild to warm, humid or showery

June

29°C

20°C

170 mm

66%

77%

5.3

37°C

Wet

July

26°C

20°C

280 mm

85%

91%

4.4

39°C

Wet

August

26°C

20°C

238 mm

87%

88%

4.6

39°C

Wet

September

25°C

19°C

169 mm

86%

76%

4.4

37°C

Wet

October

23°C

15°C

45 mm

74%

48%

4.7

34°C

Mild to warm and dry

November

20°C

11°C

3 mm

62%

36%

4.3

29°C

Mild to warm and dry

December

17°C

8°C

5 mm

52%

37%

3.8

25°C

Cool