Newport Temperatures: Averages by Month





The numbers here tell you how hot and cold the weather usually is in Newport, Rhode Island during each month of the year.

The average high and low temperatures are listed below monthly and annually for the seaside city, in both degrees Fahrenheit and Celsius.

Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.

To find out how often it rises over 70 or 80 °F each month in Newport, scroll down farther. There are also monthly and yearly counts of days with cold weather.

The first set of high and low temperatures are averages for 2010 to 2019. Everything else here is based on 1991 to 2020 weather.

10-year temperature averages for Newport, 2010 to 2019
High °F Low °F   High °C Low °C
38 24 January 3 -5
40 25 February 4 -4
46 31 March 8 -1
56 40 April 13 4
65 50 May 19 10
74 58 June 23 14
81 66 July 27 19
80 64 August 26 18
73 58 September 23 14
63 49 October 17 9
52 37 November 11 3
44 31 December 7 -1
59 44 Year 15 7
30-year temperature averages for Newport, 1991 to 2020
High °F Low °F   High °C Low °C
39 24 January 4 -5
40 25 February 4 -4
46 32 March 8 0
55 40 April 13 4
65 49 May 18 9
72 58 June 22 14
77 64 July 25 18
78 64 August 26 18
73 59 September 23 15
63 49 October 17 10
53 40 November 12 4
44 31 December 7 0
59 45 Year 15 7

Days of Hot Weather in Newport

At the hottest time of year, Newport enjoys moderate temperatures, thanks to it's ocean beach setting. About one in four summer days here have highs in the 80s Fahrenheit, while the rest stay in the 70s. Typically just two days a year reach 90 °F (32 °C).

Number of days in Newport of at least 70 or 80 °F
  70 °F
21 °C
80 °F
27 °C
January 0 0
February 0 0
March 0 0
April 1 0
May 6 1
June 20 4
July 30 11
August 30 12
September 22 2
October 4 0
November 0 0
December 0 0
Year 113 30

How Often Newport Has Cold Temperatures

Most winter nights drop to below freezing at Newport, which typically has 89 frosty nights a year.

A cold night here means a temperature of 10 °F (-12 °C) or even less. This Atlantic coast city normally sees temperatures that low five times a winter.

On an average of 16 days annually the thermometer at Newport never rises above freezing. Days that chilly can occur from November to March.

Days per month on average in Newport when the minimum temperature drops to 32, 20 or 10 °F or below
  10 °F
-12 °C
20 °F
-8 °C
32 °F
0 °C
January 3 10 25
February 2 9 21
March 0 3 17
April 0 0 3
May 0 0 0
June 0 0 0
July 0 0 0
August 0 0 0
September 0 0 0
October 0 0 0
November 0 0 5
December 1 4 18
Year 5 26 89
References

Jay Lawrimore, Ron Ray, Scott Applequist, Bryant Korzeniewski, Matthew Menne. 2016. Global Summary of the Month and Year, Version 1.0. NOAA National Centers for Environmental Information.

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

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