Photo by Daisy Pradyanata

Hotels in Diamond Bar

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Check prices for these dates

Tonight
May 10 - May 11
Tomorrow
May 11 - May 12
Next weekend
May 16 - May 18
In two weeks
May 23 - May 25

Where to stay in Diamond Bar?

Ayres Suites Diamond Bar
Lobby

Ayres Suites Diamond Bar

3.0 star property
9.4 out of 10, Exceptional, (1116)
$139 nightly
The price is $159
May 11 - May 12
Total includes taxes and fees
Ayres Suites Diamond Bar
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
trending_down

Our prices for hotels in Diamond Bar are cheapest in January

See average prices and weather for all months

Price trends for hotels in Diamond Bar

Pricing is based on two traveler single night rates
May
$173
Average price during May is $173
Jun
$180
Average price during June is $180
Jul
$175
Average price during July is $175
Aug
$171
Average price during August is $171
Sep
$179
Average price during September is $179
Oct
$172
Average price during October is $172
Nov
$181
Average price during November is $181
Dec
$167
Average price during December is $167
Jan
$153
Average price during January is $153
Feb
$154
Average price during February is $154
Mar
$176
Average price during March is $176
Apr
$181
Average price during April is $181
Currently viewing crowd sizes and weather for May.

May

trending_upHigh crowds
High 75°F / low 57°F. Sunny most days.
75°
weather_sun
May, High crowds, average high temperature 75 degrees Fahrenheit, average low temperature 57 degrees Fahrenheit. Sunny most days.
57°
81°
weather_sun
June, High crowds, average high temperature 81 degrees Fahrenheit, average low temperature 62 degrees Fahrenheit. Sunny most days.
62°
87°
weather_sun
July, Moderate crowds, average high temperature 87 degrees Fahrenheit, average low temperature 68 degrees Fahrenheit. Sunny most days.
68°
88°
weather_sun
August, High crowds, average high temperature 88 degrees Fahrenheit, average low temperature 69 degrees Fahrenheit. Sunny most days.
69°
86°
weather_sun
September, Low crowds, average high temperature 86 degrees Fahrenheit, average low temperature 68 degrees Fahrenheit. Sunny most days.
68°
79°
weather_sun
October, Moderate crowds, average high temperature 79 degrees Fahrenheit, average low temperature 61 degrees Fahrenheit. Sunny most days.
61°
71°
weather_sun
November, Low crowds, average high temperature 71 degrees Fahrenheit, average low temperature 53 degrees Fahrenheit. Sunny most days.
53°
63°
weather_sun
December, Moderate crowds, average high temperature 63 degrees Fahrenheit, average low temperature 47 degrees Fahrenheit. Sunny most days.
47°
64°
weather_sun
January, Low crowds, average high temperature 64 degrees Fahrenheit, average low temperature 47 degrees Fahrenheit. Sunny most days.
47°
65°
weather_sun
February, High crowds, average high temperature 65 degrees Fahrenheit, average low temperature 47 degrees Fahrenheit. Sunny most days.
47°
67°
weather_sun
March, Moderate crowds, average high temperature 67 degrees Fahrenheit, average low temperature 50 degrees Fahrenheit. Sunny most days.
50°
72°
weather_sun
April, Low crowds, average high temperature 72 degrees Fahrenheit, average low temperature 53 degrees Fahrenheit. Sunny most days.
53°
Monthly weather averages (˚F)
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Top landmarks in Diamond Bar

Steep Canyon Trailhead

Steep Canyon Trailhead is 1.6 mi (2.5 km) from central Diamond Bar, why not stop by during your stay. Diamond Bar has lots of other activities such as Honda Center and Angel Stadium of Anaheim.

See properties in Steep Canyon Trailhead
Steep Canyon Trailhead

Learn more about Diamond Bar

The region around Diamond Bar is home to attractions such as Steep Canyon Trailhead and Fairplex.

See all hotels in Diamond Bar
When you get to the top, this is one of the views you will see.
Photo by Daisy Pradyanata
Open Photo by Daisy Pradyanata
A tranquil hotel pool encircled by beautiful arches, enhancing the ambiance for leisure and relaxation.

Summer Getaway Sale

Save 25% or more on select hotels, and earn 50% more rewards on all properties. Book by May 26 and travel by Sep 30, 2025. See terms*
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Frequently asked questions

What accommodations do travelers like in Diamond Bar?
Ayres Suites Diamond Bar, Holiday Inn Diamond Bar - Pomona by IHG and Best Western Diamond Bar Hotel & Suites are all accommodations that are popular with guests.
Where can I get free parking at my hotel in Diamond Bar?
Park your car for free at Best Western Diamond Bar Hotel & Suites.
Can I book refundable accommodations in Diamond Bar?
If you need the flexibility to change your travel plans to Diamond Bar, most hotels offer refundable* bookable rates. You can find these properties by searching our site and using the “fully refundable” filter to narrow down the results.
Which Diamond Bar hotels do guests like for their great location?
Our guests rave about the location of these properties: Holiday Inn Diamond Bar - Pomona, an IHG Hotel and Best Western Diamond Bar Hotel & Suites.
Where should I stay in Diamond Bar if I'm looking for a reasonably priced accommodation?
An inexpensive option worth considering is Best Western Diamond Bar Hotel & Suites.
Where can I stay in Diamond Bar if I want a vacation rental instead of a hotel?
If you want to find a good alternative to a hotel, browse our selection of 19 vacation homes.
Where can I stay if I'm traveling to Diamond Bar for a family-friendly trip?
Parents traveling with children may want to consider Ayres Suites Diamond Bar.
Where should I stay in Diamond Bar for a getaway with my partner?
Holiday Inn Diamond Bar - Pomona, an IHG Hotel is a good option for a romantic getaway with your special someone.
What will the weather in Diamond Bar be like during my visit?
The warmest months in Diamond Bar are usually August and July with an average temp of 75°F. February and December are the chilliest months when the average temp is 56°F. The rainiest months are December and January.
Why should I book my Diamond Bar hotel with Hotels.com?
There are lots of reasons to book your Diamond Bar trip with us: our free cancellations on selected hotels* gives you flexibility, and with One Key™, our rewards program, you will be able to earn and use OneKeyCash™** on all eligible bookings such as hotels, car rentals, flights, vacation rentals and more on Hotels.com, Expedia and Vrbo.

Terms and conditions

*Book by 5/26/2025 11:59 pm in hotel property local time. Stay between 4/17/2025-9/30/2025. Member Prices are available to Hotels.com® app users and One Key members. Limited availability, blackout periods may apply.

OneKeyCash is not redeemable for cash and can only be used on Hotels.com®, Expedia®, and Vrbo®.

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