Kathmandu in August

In August, Kathmandu averages 28°C (82°F) during the day and 19°C (66°F) at night, with frequent rain — about 20 days of the month see precipitation (330 mm total).

High season

Conditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.

August offers comfortable temperatures in Kathmandu, with some rain to plan around.

28°C
Avg high
19°C
Avg low
20
Rain days
330 mm
Rainfall

How August compares to the rest of the year in Kathmandu

5th
warmest month of the 12
2nd
wettest month of the 12
23%
of yearly rainfall falls in August
13 h 9 min
daylight on the 15th

August is in the middle of the year for warmth in Kathmandu (5th of 12) and one of the wettest months (2nd of 12). Daytime temperature runs 3°C above the annual average (25°C). August runs roughly the same as July (28°C) and stays flat into September.

August sunrise & sunset in Kathmandu

🌅
Sunrise (15th)
5:34 AM
🌇
Sunset (15th)
6:42 PM
Day length
13 h 9 min

Times shown for Kathmandu local time (Asia/Kathmandu), calculated for the 15th of August. They shift by a few minutes day to day across the month.

Photography light in Kathmandu — August

Golden-hour and blue-hour windows for the 15th of August, in Kathmandu's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
4:34 AM – 5:14 AM
🌄 Golden hour (AM)
5:14 AM – 6:14 AM
🌇 Golden hour (PM)
6:02 PM – 7:02 PM
🌆 Blue hour (PM)
7:02 PM – 7:42 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Kathmandu.

📅 When to book — Kathmandu in August

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (High season) and Kathmandu's popularity.

✈ Flights — lead time
2-3 months
Prices are above off-season but not the absolute peak. Tuesday/Wednesday departures are usually cheaper than weekend ones.
🏨 Lodging — lead time
2-3 months
Wide selection still available at this lead time. Premium properties book first; consider 'last-minute deal' availability at 2-week mark if your dates are flexible.

Crowds & pricing — August in Kathmandu

High season

This is a busy month in Kathmandu — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.

Why this tier: Northern Hemisphere summer holidays

Sun & mosquito risk — August in Kathmandu

☀️ UV Index (noon, 15th)
12.5
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●●●
Severe
Severe mosquito season with active disease transmission risk. DEET 30%+, picaridin 20%, long sleeves day and night, treated nets, and check CDC/WHO travel advisories before going.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Kathmandu in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 18°C / 64°F 2°C / 36°F 15 mm 2 0
February 20°C / 68°F 5°C / 41°F 30 mm 3 0
March 25°C / 77°F 8°C / 46°F 40 mm 5 0
April 28°C / 82°F 12°C / 54°F 55 mm 7 0
May 29°C / 84°F 16°C / 61°F 120 mm 11 0
June 29°C / 84°F 19°C / 66°F 235 mm 15 0
July 28°C / 82°F 20°C / 68°F 365 mm 21 0
August 28°C / 82°F 19°C / 66°F 330 mm 20 0
September 28°C / 82°F 18°C / 64°F 200 mm 15 0
October 26°C / 79°F 13°C / 55°F 55 mm 5 0
November 23°C / 73°F 7°C / 45°F 5 mm 1 0
December 19°C / 66°F 3°C / 37°F 5 mm 1 0

Other cities with similar August weather

🌍 See the full ranked list of climate twins for Kathmandu in August →

Frequently asked questions

How hot is Kathmandu in August?

In August, Kathmandu averages a high of 28°C (82°F) and a low of 19°C (66°F) — generally warm.

Does it rain a lot in Kathmandu in August?

August is quite rainy in Kathmandu, with about 20 rainy days on average.

Is August a good time to visit Kathmandu?

August is warm but on the rainy side. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Kathmandu in August?

Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full August packing list for Kathmandu for a complete, climate-based checklist.

Open Kathmandu on the interactive map

Check the live 10-day forecast and sunrise/sunset.