Hotels in Castleisland

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Check prices for these dates

Tonight
May 17 - May 18
Tomorrow
May 18 - May 19
Next weekend
May 23 - May 25
In two weeks
May 30 - Jun 1

Where to stay in Castleisland?

River Island Hotel
Beach

River Island Hotel

3.0 star property
8.6 out of 10, Excellent, (207)
$85 nightly
The price is $97
May 27 - May 28
Total includes taxes and fees
River Island Hotel
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.
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Our prices for Castleisland are cheapest in February

See average prices and weather for all months

Price trends for hotels in Castleisland

Pricing is based on two traveler single night rates
May
$100
Average price during May is $100
Jun
$101
Average price during June is $101
Jul
$103
Average price during July is $103
Aug
$107
Average price during August is $107
Sep
$109
Average price during September is $109
Oct
$103
Average price during October is $103
Nov
$89
Average price during November is $89
Dec
$117
Average price during December is $117
Jan
$81
Average price during January is $81
Feb
$78
Average price during February is $78
Mar
$82
Average price during March is $82
Apr
$87
Average price during April is $87
Currently viewing crowd sizes and weather for May.

May

trending_upHigh crowds
High 57°F / low 47°F. Cloudy most days.
57°
weather_cloudy
May, High crowds, average high temperature 57 degrees Fahrenheit, average low temperature 47 degrees Fahrenheit. Cloudy most days.
47°
62°
weather_cloudy
June, High crowds, average high temperature 62 degrees Fahrenheit, average low temperature 51 degrees Fahrenheit. Cloudy most days.
51°
64°
weather_cloudy
July, Moderate crowds, average high temperature 64 degrees Fahrenheit, average low temperature 54 degrees Fahrenheit. Cloudy most days.
54°
63°
weather_cloudy
August, High crowds, average high temperature 63 degrees Fahrenheit, average low temperature 54 degrees Fahrenheit. Cloudy most days.
54°
61°
weather_cloudy
September, High crowds, average high temperature 61 degrees Fahrenheit, average low temperature 52 degrees Fahrenheit. Cloudy most days.
52°
56°
weather_cloudy
October, Moderate crowds, average high temperature 56 degrees Fahrenheit, average low temperature 49 degrees Fahrenheit. Cloudy most days.
49°
51°
weather_cloudy
November, Moderate crowds, average high temperature 51 degrees Fahrenheit, average low temperature 44 degrees Fahrenheit. Cloudy most days.
44°
48°
weather_cloudy
December, Moderate crowds, average high temperature 48 degrees Fahrenheit, average low temperature 42 degrees Fahrenheit. Cloudy most days.
42°
47°
weather_cloudy
January, Low crowds, average high temperature 47 degrees Fahrenheit, average low temperature 40 degrees Fahrenheit. Cloudy most days.
40°
48°
weather_cloudy
February, Low crowds, average high temperature 48 degrees Fahrenheit, average low temperature 40 degrees Fahrenheit. Cloudy most days.
40°
50°
weather_cloudy
March, Low crowds, average high temperature 50 degrees Fahrenheit, average low temperature 40 degrees Fahrenheit. Cloudy most days.
40°
53°
weather_cloudy
April, Low crowds, average high temperature 53 degrees Fahrenheit, average low temperature 43 degrees Fahrenheit. Cloudy most days.
43°
Monthly weather averages (˚F)
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Top landmarks in Castleisland

CastleIsland River Walk

CastleIsland River Walk is 0.3 mi (0.5 km) from central Castleisland, why not stop by during your stay.

See properties in CastleIsland River Walk
CastleIsland River Walk

Crag Cave

Crag Cave is 1.2 mi (2 km) from central Castleisland, why not stop by during your stay.

See properties in Crag Cave
Crag Cave

Learn more about Castleisland

Castleisland is well-known for its attractions such as CastleIsland River Walk and Crag Cave.

See all hotels in Castleisland
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 Castleisland?
River Island Hotel is an accommodation that is popular with guests.
Can I book refundable accommodations in Castleisland?
If you’re looking for the flexibility to change your travel plans to Castleisland, most accommodations provide refundable* rates you can book. You can see these accommodations by searching our site and using the “fully refundable” filter to narrow down the results.
Where can I stay with my pet in Castleisland?
Your animal companion is welcome at this pet-friendly hotel: Falshea House.
Where can I stay if I'm visiting Castleisland with my children?
Your kids are welcome at River Island Hotel.
Where should I stay in Castleisland for a getaway with my partner?
River Island Hotel is a good option for a romantic getaway with your special someone.
What will the weather in Castleisland be like during my vacation?
July and August are typically the warmest months in Castleisland when the average temp is 58°F. January and February are the coldest months when the average temperature is 44°F. November and December are the months with the most rain.
Why should I book my Castleisland hotel through Hotels.com?
There are lots of reasons to book your Castleisland 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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