September degree days

Background Information for this page
Return to radar list for Middletown RI
Weather data for Middletown RI.  Forecast values begin September 2, 2008
Estimated degree day accumulations are from March 1. Observational data began March 31. 
The influence of warmer or colder than average winter are not accounted for in the accumulations.
Date Observed & Forecast Degree Days base 43
for this day
Cumulative Observed & Forecast DD base 43 Approximate Climatic Average cumulative DD43 Observed & Forecast Degree Days base 50
for this day
 Cumulative
Observed & Forecast DD base 50
Approximate Climatic Average cumulative DD50
September 1 27 3164  (3117) 20 2167  (2142)
September 2 25 3189  (3140) 18 2185  (2158)
September 3 25 3214  (3162) 18 2203  (2173)
September 4 30 3244  (3185) 23 2226  (2189)
September 5 30 3274  (3206) 23 2249  (2203)
September 6 26 3300  (3228) 19 2268  (2218)
September 7 29 3329  (3249) 22 2291  (2233)
September 8 27 3356  (3271) 20 2310  (2247)
September 9 24 3380  (3292) 17 2327  (2261)
September 10 23 3403  (3312) 16 2343  (2275)
September 11 23 3426  (3333) 16 2359  (2289)
September 12 21 3446  (3353) 14 2372  (2302)
September 13 20 3466  (3373) 13 2386  (2315)
September 14 20 3486  (3393) 13 2398  (2328)
September 15 20 3505  (3412) 13 2411  (2341)
September 16 19 3524  (3431) 12 2423  (2353)
September 17 19 3543  (3450) 12 2435  (2365)
September 18 19 3561  (3468) 12 2447  (2377)
September 19 18 3579  (3486) 11 2458  (2388)
September 20 18 3596  (3503) 11 2469  (2398)
September 21 18 3614  (3521) 11 2480  (2409)
September 22 17 3630  (3537) 10 2490  (2420)
September 23 17 3647  (3554) 10 2500  (2430)
September 24 17 3663  (3570) 10 2510  (2440)
September 25 16 3679  (3586) 9 2519  (2449)
September 26 16 3694  (3601) 9 2529  (2458)
September 27 15 3710  (3616) 9 2538  (2467)
September 28 15 3724  (3631) 9 2546  (2476)
September 29 14 3738  (3645) 8 2554  (2484)
September 30 14 3752  (3659) 8 2563  (2492)