Tomorrow's Weather Forecast - Kathmandu

Tomorrow's weather in Kathmandu. high 28°C (82°F), low 18°C (64°F). Thunderstorm.

Tomorrow’s Outlook

Tomorrow brings a similar temperature to today. Expect heavy rain in the afternoon and evening, with rain chances climbing as high as 100%. That risk lines up with humidity averaging 90% through the day the more moisture in the air, the more readily clouds build into showers. Humidity stays high near 90%, so it will feel muggier and stickier than the temperature alone suggests. Winds stay light and calm, rarely topping 6 km/h. Sunrise is at 5:47 AM and sunset at 6:12 PM, for about 12h 25m of daylight.

Tomorrow
28°/ 18°
Today28° / 18°

Tomorrow’s Hourly Weather Outlook

Morning6 AM – Noon24°
Rain probability
31%
Wind speed
4 km/h
AfternoonNoon – 6 PM24°
Rain probability
100%
Wind speed
5 km/h
Evening6 PM – Midn21°
Rain probability
83%
Wind speed
6 km/h
NightMidn – 6 AM19°
Rain probability
8%
Wind speed
4 km/h

24-Hour Rain & Temperature Forecast

Tomorrow12 Sep
··
0:00
1:00
2:00
3:00
4:00
5:00
6:00
7:00
8:00
9:00
10:00
11:00
12:00
13:00
14:00
15:00
16:00
17:00
18:00
19:00
20:00
21:00
22:00
23:00

Temperature · peaks at +28°C

Planning Advice for Tomorrow

Clothing
Waterproof jacket and umbrella strongly recommended.
Outdoor
Not ideal for outdoor plans or car washes — heavy rain expected.
Travel
Expect traffic slowdowns from wet roads. Allow extra time.

Sunrise & Sunset

Sunrise
Dawn 5:17 AM
Total Daylight
Full day forecastSolar noon 11:59 AM
Sunset
Dusk 6:42 PM
vs today-1 min daylight
Sunrise shift1 min later
Sunset shift1 min earlier

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Kathmandu is forecast to reach a high of 28°C tomorrow, with an overnight low around 18°C. That's 3° above the long-term average high of 25°C for this time of year. Expect a high chance of rain (100% probability) and light winds averaging 6 km/h.

Today vs Normal

28°C+3° above normal

The long-term average high for today is 25°C.

2 of the last 19 days with published data ran above normal.

That's a break from the pattern - today's forecast runs above normal even though the recent stretch mostly ran below.

2026-08-19: 25°C25°2026-08-20: 26°C26°2026-08-21: 25°C25°2026-08-22: 26°C26°2026-08-23: 25°C25°2026-08-24: 25°C25°2026-08-25: 25°C25°2026-08-26: 25°C25°2026-08-27: 26°C26°2026-08-28: 25°C25°2026-08-29: 24°C24°2026-08-30: 24°C24°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air quality data is temporarily unavailable.