Sheraton Portsmouth Harborside Hotel

  • 250 Market Street
  • Portsmouth,
  • New Hampshire
  • 03801
  • United States
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Rooms & Rates

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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

AUG 21 AUG 22 AUG 23 AUG 24 AUG 25
Partly Cloudy
Partly Cloudy
Precipitation: 10%
High 73°F / 23°C
Low 59°F / 15°C
Showers
Showers
Precipitation: 50%
High 72°F / 22°C
Low 59°F / 15°C
Partly Cloudy
Partly Cloudy
Precipitation: 20%
High 72°F / 22°C
Low 58°F / 15°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.