Colombo in April

In April, Colombo averages 32°C (90°F) during the day and 24°C (75°F) at night, with frequent rain — about 15 days of the month see precipitation (235 mm total).

Shoulder

Conditions are warm and beach-friendly. Plan for unsettled weather and bring rain gear.

April is one of the wetter and less comfortable months in Colombo. If your dates are flexible, consider a different time of year.

32°C
Avg high
24°C
Avg low
15
Rain days
235 mm
Rainfall

How April compares to the rest of the year in Colombo

2nd
warmest month of the 12
6th
wettest month of the 12
10%
of yearly rainfall falls in April
12 h 16 min
daylight on the 15th

April is one of the warmest months in Colombo (2nd of 12) and moderately rainy compared to the rest of the year (6th of 12). Daytime temperature runs 2°C above the annual average (30°C). April runs roughly the same as March (32°C) and cools 1°C in May (31°C).

April sunrise & sunset in Colombo

🌅
Sunrise (15th)
6:02 AM
🌇
Sunset (15th)
6:18 PM
Day length
12 h 16 min

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

Photography light in Colombo — April

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

🌅 Blue hour (AM)
5:02 AM – 5:42 AM
🌄 Golden hour (AM)
5:42 AM – 6:42 AM
🌇 Golden hour (PM)
5:38 PM – 6:38 PM
🌆 Blue hour (PM)
6:38 PM – 7:18 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Colombo.

📅 When to book — Colombo in April

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 April's tier (Shoulder) and Colombo's popularity.

✈ Flights — lead time
6-10 weeks
Sweet spot for value. Major fare-sales (US: Black Friday, EU: post-Easter) hit hardest in shoulder months for shoulder travel.
🏨 Lodging — lead time
4-8 weeks
Lots of selection. Look for shoulder-season packages — many hotels add value (free breakfast, spa credit) to fill rooms.

Crowds & pricing — April in Colombo

Shoulder

Colombo is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.

Sun & mosquito risk — April in Colombo

☀️ UV Index (noon, 15th)
13
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.

Colombo in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 31°C / 88°F 22°C / 72°F 75 mm 8 0
February 31°C / 88°F 22°C / 72°F 65 mm 6 0
March 32°C / 90°F 23°C / 73°F 135 mm 10 0
April 32°C / 90°F 24°C / 75°F 235 mm 15 0
May 31°C / 88°F 25°C / 77°F 395 mm 21 0
June 30°C / 86°F 25°C / 77°F 225 mm 19 0
July 29°C / 84°F 25°C / 77°F 135 mm 15 0
August 29°C / 84°F 25°C / 77°F 115 mm 15 0
September 30°C / 86°F 25°C / 77°F 170 mm 16 0
October 30°C / 86°F 24°C / 75°F 360 mm 21 0
November 30°C / 86°F 23°C / 73°F 330 mm 18 0
December 30°C / 86°F 23°C / 73°F 165 mm 12 0

Other cities with similar April weather

🌍 See the full ranked list of climate twins for Colombo in April →

Frequently asked questions

How hot is Colombo in April?

In April, Colombo averages a high of 32°C (90°F) and a low of 24°C (75°F) — generally hot.

Does it rain a lot in Colombo in April?

April is quite rainy in Colombo, with about 15 rainy days on average.

Is April a good time to visit Colombo?

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

What should I pack for Colombo in April?

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

Open Colombo on the interactive map

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