510 R.I. Code R. 510-RICR-00-00-8.5 - Chapter 3[CE] Climate Zones

Delete section C301 in its entirety and substitute the following:

Section C301 Climate Zones

C301.1 General Rhode Island shall be considered as climate zone 5 with the following design conditions.

Table C301.1 Delete and substitute the following:

Table 301.1 Exterior Design Conditions	Value	Value
Climate zone	Providence County	All others
Winter, design dry-bulb (degree F)	0	5
Summer, design dry-bulb	87	89
Summer design wet-bulb	71	73
Degree days heating	6831	5950
Degree days cooling	371	811

Delete Figure C301.1 and Substitute the following: Figure C301.1

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Delete without substitution section C301.2, C301.3 and C301.4

Delete without substitution Table C301.3(1)

Delete table C301.3(2) and substitute the following

TABLE C301.3(2)

RHODE ISLAND CLIMATE ZONE DEFINITION

Zone Number	THERMAL CRITERIA
	IP UNITS	SI UNITS
5	5400, HDD65 °F<= 7200	3000 < HDD18 °C <= 4000

Notes

510 R.I. Code R. 510-RICR-00-00-8.5

Amended effective8/1/2019
Amended effective 2/1/2022