
Kathmandu Weather in April
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Updated: March 2026
Is April a Good Time to Visit Kathmandu?
April is a good time to visit Kathmandu (6/10). With 12 daily sunshine hours and only 13 rain days, this month delivers genuinely reliable outdoor conditions, ranking it the sunniest month of the year in Kathmandu. Culture-focused travellers and those who prefer lighter crowds will find April a practical choice, with prices running lower than peak April without sacrificing all the good weather. May offers a similar profile at lower hotel rates if dates are flexible. The main practical note: Kathmandu's popular sites are busiest between 10am and 3pm regardless of season. Arriving at opening time or after 4pm makes a significant difference to the experience. Planning tips: accommodation is generally available without long lead times, and flight prices are typically lower than peak season. Flexible travellers will find the best deals by booking 2-4 weeks ahead. Mid-week arrivals consistently unlock lower hotel rates than weekend check-ins.
Visiting Kathmandu in April means warm daytime temperatures peaking at 25°C. Factor in 13 potential rainy days and 70% average humidity when planning your daily activities.
25°C
Avg High
14°C
Avg Low
13 days
Rain Days
12h
Sunshine
70%
Humidity
Temperature in Kathmandu in April
The 11°C day-night temperature range is typical for continental climates: a light jacket in the morning that you shed by midday and need again after sunset. Humidity averages 70%, which is comfortable for most visitors. On warmer days, lighter fabrics help with the mild stickiness in the afternoon. UV index averages 6 this month, classed as moderate. Sunscreen is a sensible precaution for extended outdoor time, particularly at midday. Winds are calm at an average 9 km/h, so wind-chill is not a factor in planning your clothing. In Fahrenheit: 77°F average high, 57°F overnight low. Data sourced from Open-Meteo ERA5 climate reanalysis (1991–2020 normals).
Temperature in April
Monthly Precipitation (mm)
What to Wear in Kathmandu in April
Packing for Kathmandu in April means dressing for 25°C days and 14°C evenings. A light cotton tee with a casual overshirt works well at 25°C, the overshirt doubles as a layer for air-conditioned venues. Evenings drop 11°C to around 14°C, a notable shift that catches underprepared visitors off guard. Pack a dedicated evening layer. Comfortable walking trainers are the versatile choice for both outdoor sightseeing and indoor venues. With 13 rain days expected, a compact travel umbrella is worth the bag space. A waterproof jacket is better than an umbrella if you plan full-day outdoor routes. For temple and religious site visits, carry a lightweight scarf or sarong to cover shoulders and knees, required at most major sites across the region.
Local tip: Temple and religious site visits require covered shoulders and knees in most of Kathmandu's heritage areas. A lightweight scarf or sarong weighs almost nothing and solves the problem instantly.
Events in Kathmandu in April
April has no major festivals or public holidays in Kathmandu, which is one of its practical advantages for independent travellers. Attractions run at lower capacity than during peak event periods, queues are shorter, and accommodation is easier to find without needing to book many months in advance. Local restaurants, markets, and transport operate at a relaxed pace, making this an ideal time for visitors who prefer a more authentic, unhurried experience of everyday city life rather than large crowds drawn in by a single major headline event.
What to Pack for Kathmandu in April
Based on 25°C average highs and 13 rainy days
- Light layers for morning and evening
- Breathable T-shirts and comfortable trousers
- UV-protective sunglasses
- Compact folding umbrella
- Waterproof outer layer or packable rain jacket
- Quick-dry clothing that recovers fast after a shower
- SPF 30+ sunscreen
- Comfortable walking shoes (a second pair lets the first air out overnight)
- Universal travel adapter
- Small day pack for city exploration
- Reusable water bottle
Best Activities in Kathmandu in April
- Explore outdoor markets and street food stallsMid-morning (10am-12pm)At 25°C, the temperature is ideal for extended walking without overheating
- Guided walking tour of the historic centreMorning or late afternoonComfortable temperatures allow several hours on foot without fatigue
- Visit rooftop viewpoints and observation decksGolden hour (1 hour before sunset)Warm clear evenings provide exceptional visibility for panoramic photography
- Day trip to the surrounding countryside or coastFull day (depart by 8am)April is reliably dry enough for rural day trips without weather risk
- Spend a morning in the national or city art museumOpens at 10am; arrive earlyWith 13 rain days expected, having a full-day indoor plan is practical insurance
- Cooking class focused on regional cuisineHalf-day sessions run 10am-1pm or 3-6pmIndoor activity that fills a rainy half-day with genuine cultural content
- Visit covered historical sites: cathedral, palace, or bazaarAny time; most crowded middayRoofed monuments and covered markets provide exploration without weather exposure
- Visit the main botanical garden or city park at seasonal peakYear-round; best light in morningApril brings distinct seasonal changes to public green spaces worth exploring
- Try the seasonal farmer's market for local produce and street foodSaturday morning markets typically 8am-1pmApril seasonal produce is at peak availability, offering dishes not found at other times of year
Why is Kathmandu warm in April?
April marks the transition into warmer conditions in Kathmandu, as the sun angle climbs and day length extends. Temperatures averaging 25°C by day and 14°C overnight reflect a city shaking off winter: the morning air still carries a cool edge, but afternoons are noticeably warmer than even four weeks prior. At 28 degrees north latitude, spring is one of the most dynamic periods in the annual cycle, with weekly temperature changes that can be larger than the month-to-month shifts of summer. This volatility is part of the appeal: Kathmandu in April has a freshness and energy that peak-summer heat tends to mute. The warmth is sufficient for outdoor dining and long walking days. Climate data: Open-Meteo ERA5 (1991–2020).
Sunshine Hours
The average number of hours per day with direct sunlight. Calculated from satellite measurements. Days with more than 7 hours of sunshine are ideal for outdoor activities. Under 3 hours means overcast conditions dominate.
UV Index
A scale from 0-11+ measuring ultraviolet radiation intensity. UV 0-2: Minimal risk. UV 3-5: Moderate -- wear sunscreen. UV 6-7: High -- hat and SPF 30+ essential. UV 8-10: Very High -- limit midday exposure. UV 11+: Extreme -- seek shade between 10am-4pm.
Rain Days
A rain day is counted when precipitation exceeds 0.1mm. This threshold captures even light drizzle. Unlike total rainfall in mm, rain days tells you how often you might need an umbrella, which is useful for planning outdoor activities.
Humidity
Relative humidity as a percentage. Below 40%: Dry -- skin and throat may feel parched. 40-60%: Comfortable -- ideal for most people. 60-80%: Sticky -- light, breathable fabrics recommended. Above 80%: Muggy -- heat feels more intense; quick-dry clothing is essential.
Frequently Asked Questions: Kathmandu in April
April ranks 1st sunniest of the year in Kathmandu, with an average 12 daily sunshine hours. The driest months are December, January, and November. May is the hottest month (26°C avg high); January is the coolest (16°C). From here, temperatures rise 1°C into May. Compared to last month (March: 22°C high, 10 rain days), April is warmer and wetter. April is among the top three sunniest months to visit Kathmandu.
Year-Round Climate
| Month | High | Low | Rain Days | Sun | Details |
|---|---|---|---|---|---|
| January | 16°C | 7°C | 6 | 10h | View |
| February | 18°C | 8°C | 8 | 10h | View |
| March | 22°C | 11°C | 10 | 11h | View |
| April | 25°C | 14°C | 13 | 12h | View |
| May | 26°C | 17°C | 22 | 12h | View |
| June | 26°C | 19°C | 27 | 9h | View |
| July | 25°C | 20°C | 31 | 6h | View |
| August | 25°C | 20°C | 31 | 7h | View |
| September | 25°C | 19°C | 28 | 8h | View |
| October | 23°C | 15°C | 15 | 10h | View |
| November | 20°C | 12°C | 6 | 10h | View |
| December | 17°C | 8°C | 3 | 10h | View |
Plan Your Trip to Kathmandu
Data Sources for Kathmandu
Climate normals represent 30-year averages (1991-2020). Individual years may vary.