Find & Book

Close

Children per Room

This information enables us to identify the rooms that will best accommodate your party and to prepare for your arrival.

See room terms and details for information about rollaway and/or extra person charges.

Please note that at most Starwood hotels, guests 17 and under are considered children. All other guests are considered adults. You will be told of any hotel-specific differences in this policy on the following page.

Dates(OPTIONAL) Calendar
Check in Check out
When?
Calendar
Where?

Transform home into an escape. Access Westin at HomeTM with Starpoints. ®

Close
  • Join

Sheraton Portsmouth Harborside Hotel

  • 250 Market Street
  • Portsmouth,
  • New Hampshire
  • 03801
  • United States
  • Map

Rooms & Rates

Close

Children per Room

This information enables us to identify the rooms that will best accommodate your party and to prepare for your arrival.

See room terms and details for information about rollaway and/or extra person charges.

Age Requirement Policy

Guests must be at least 21 years of age to check in. Photo Identification is required at the time of arrival. Reservations will not be honored if guest can not produce proper identification at check in. Any exception requests must be directed to the property and specifically approved by hotel management via Director of Operations or Managing Director.

Sheraton Portsmouth Harborside Hotel
5-Day Local Weather Forecast

SEP 30 OCT 1 OCT 2 OCT 3 OCT 4
Cloudy
Cloudy
Precipitation: 20%
High 63°F / 17°C
Low 54°F / 12°C
Showers
Showers
Precipitation: 40%
High 64°F / 18°C
Low 54°F / 12°C
Showers
Showers
Precipitation: 40%
High 64°F / 18°C
Low 50°F / 10°C
Mostly Sunny
Mostly Sunny
Precipitation: 10%
High 64°F / 18°C
Low 52°F / 11°C
Rain
Rain
Precipitation: 80%
High 63°F / 17°C
Low 50°F / 10°C
average jan feb mar apr may jun jul aug sep oct nov dec
high temp
33.2°F
1.0°C
36.1°F
2.0°C
44.8°F
7.0°C
55.3°F
13.0°C
66.7°F
19.0°C
76.2°F
25.0°C
81.6°F
28.0°C
79.7°F
27.0°C
71.6°F
22.0°C
61.4°F
16.0°C
49.3°F
10.0°C
37.2°F
3.0°C
low temp
13.2°F
-10.0°C
15.3°F
-9.0°C
24.6°F
-4.0°C
33.1°F
1.0°C
42.7°F
6.0°C
51.6°F
11.0°C
57.1°F
14.0°C
55.2°F
13.0°C
47.5°F
9.0°C
37.9°F
3.0°C
30.3°F
-1.0°C
18.8°F
-7.0°C
rain
3.8 in.
10.0 cm.
3.7 in.
9.0 cm.
3.8 in.
10.0 cm.
4.2 in.
11.0 cm.
3.5 in.
9.0 cm.
3.4 in.
9.0 cm.
3.2 in.
8.0 cm.
3.1 in.
8.0 cm.
3.4 in.
9.0 cm.
4.0 in.
10.0 cm.
5.1 in.
13.0 cm.
4.6 in.
12.0 cm.