2026 Climate Averages

Weather: Siem Reap — July

It's a rainy period, but great for indoor activities, museums, and lower prices.

Climate Overview

July is a wet time to visit Siem Reap. Hot conditions with temperatures reaching 32°C—stay hydrated and seek shade. This is one of the wettest months—waterproof gear is essential. Being off-peak, you'll find better deals and fewer crowds.

6.1
GoTripzi Score Good

Based on weather comfort, crowds, prices, and activity options

Avg High

32°C

Avg Low

27°C

Rainy days

26days

Daylight

12.8h

Feels like 38°C / 32°C — humidity makes it feel warmer

Rainfall

189mm

Sunshine

8.6h/day

Humidity

80%

Very Muggy
Sun Strength

6.9

High
Wind

15 km/h (gusts 34)

Is July a good time to visit Siem Reap?

It's a rainy period, but great for indoor activities, museums, and lower prices.

Now

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Feels like --
Wind --
Humidity --
UV Index --
Local time

Air Quality

Travel Context

  • Crowds
    Very Quiet
  • Travel Costs Value Rates

Daylight

Sunrise

05:46

Sunset

18:36

12.8h daylight

Visiting Siem Reap in July: Pros & Cons

Pros

  • Fewer crowds and better hotel deals

Cons

  • Frequent rain may disrupt outdoor activities

Things to Do in July

Recommended for This Weather

🌅 Early morning sightseeing (before the heat)
🏛️ Museums & galleries
🍳 Cooking classes & food tours
🎭 Cultural tours & local experiences

Siem Reap Weather by Month

Month Avg High Avg Low Rain Sunshine Humidity UV Index Crowds Condition
Jan 31°C 22°C 1d (15mm) 10.2h
70% Muggy
7.6 Very High
Excellent
Feb 32°C 24°C 3d (21mm) 10.6h
68% Muggy
8.4 Very High
Excellent
Mar 34°C 26°C 6d (32mm) 11h
69% Muggy
8.9 Very High
Excellent
Apr 35°C 27°C 9d (74mm) 11h
70% Muggy
9 Very High
Good
May 34°C 27°C 18d (136mm) 10.5h
75% Muggy
8.1 Very High
Wet
Jun 34°C 27°C 21d (119mm) 9.9h
76% Muggy
7.8 Very High
Wet
Jul Current 32°C 27°C 26d (189mm) 8.6h
80% Very Muggy
6.9 High
Wet
Aug 33°C 27°C 23d (154mm) 9.5h
79% Muggy
7.5 Very High
Wet
Sep 31°C 26°C 28d (275mm) 7.5h
84% Very Muggy
6 High
Wet
Oct 31°C 25°C 24d (271mm) 8h
83% Very Muggy
6.1 High
Wet
Nov 31°C 24°C 14d (105mm) 9.4h
79% Muggy
6.6 High
Excellent
Dec 30°C 23°C 4d (20mm) 9.8h
73% Muggy
6.8 High
Excellent

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5
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Your Best MonthOctScore: 8

Where to Stay

See hotels, apartments & rentals around Siem Reap – live prices from Booking.com, Expedia, Vrbo and more

Siem Reap

Gateway to Angkor's jungle-wrapped temples and sunrise silhouettes over ancient towers. Discover Angkor Wat sunrise.

View Full Destination Guide

What to Pack for July

Light, breathable fabrics like cotton and linen are essential. Opt for loose-fitting clothing in light colors to stay cool. A waterproof jacket and shoes are non-negotiable — showers are frequent. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.

Tropical Very Quiet

🎒Personalized Packing List

Tell us about your trip and we'll create a custom packing list based on the weather.

Your Packing List

📋Essentials
👕Clothing
👟Footwear
🎒Accessories
🧴Toiletries & Health

Planning a trip to Siem Reap?

💰 Off-peak — great deals available now

Frequently Asked Questions

Is July a good time to visit Siem Reap?
July is typically wet for visiting Siem Reap, with average highs of 32°C and around 26 rainy days. Plan your activities accordingly—outdoor sightseeing is best on dry days, while rainy days are perfect for museums and indoor attractions.
Does it get cold at night in Siem Reap in July?
Nights stay pleasantly warm in Siem Reap during July, around 27°C. Light evening wear is sufficient, and outdoor dining is very comfortable. Many locals and visitors enjoy late-night walks and outdoor activities after sunset.
What should I pack for Siem Reap in July?
With highs of 32°C and lows of 27°C in July, we recommend: Compact umbrella, Waterproof jacket/shell, Water-resistant shoes, Lightweight breathable clothes. Layering is key as temperatures can vary between air-conditioned interiors and outdoors. Comfortable walking shoes are essential for cobblestone streets.
Does it rain a lot in Siem Reap in July?
Siem Reap typically sees around 26 rainy days in July. Rain is usually in the form of brief showers rather than all-day downpours, so a compact umbrella is sufficient. Mornings tend to be drier, making them ideal for outdoor sightseeing.
How many hours of daylight are there in Siem Reap in July?
In July, Siem Reap gets approximately 12.8 hours of daylight per day. This affects how much sightseeing you can fit in—longer days mean more time for outdoor activities, while shorter days are perfect for cozy museum visits and early dinners.
Is July peak season in Siem Reap?
No, July is not peak season in Siem Reap. Expect better value on accommodation, shorter queues at attractions, and fewer tourists at popular spots. This is an excellent time to experience the city like a local and enjoy a more authentic atmosphere.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: Asia/Phnom_Penh)

Last Updated: February 2026