------------------------------------------------------------------------------------------------- 1971-2000 Daily/Monthly Station Normals Provided by National Climatic Data Center/NESDIS/NOAA ------------------------------------------------------------------------------------------------- Station COOP ID: 138706 Station Name, State, Division, Call: WATERLOO MUNICIPAL AP IA 03 ALO Latitude, Longitude, Elevation, Elements: 42 33 16 -092 24 04 865 XNP ------------------------------------------------------------------------------------------------- Minimum Temperature (deg F [tenths deg F for monthly]) DAY 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 MONTH ------------------------------------------------------------------------------------------------- JAN 7 7 7 7 6 6 6 6 6 6 6 6 6 5 5 5 6 6 6 6 6 6 6 6 6 7 7 7 7 8 8 63 FEB 8 9 9 9 10 10 10 11 11 11 12 12 13 13 13 14 14 14 15 15 16 16 16 17 17 18 18 19 132 MAR 19 19 20 20 21 21 21 22 22 23 23 24 24 24 25 25 26 26 26 27 27 27 28 28 28 29 29 29 30 30 30 249 APR 31 31 31 32 32 32 33 33 33 34 34 34 35 35 35 36 36 37 37 37 38 38 39 39 39 40 40 41 41 41 358 MAY 42 42 43 43 44 44 45 45 45 46 46 47 47 47 48 48 49 49 49 50 50 51 51 51 52 52 52 53 53 53 54 481 JUN 54 54 55 55 55 56 56 56 57 57 57 57 58 58 58 59 59 59 59 59 60 60 60 60 60 61 61 61 61 61 581 JUL 61 61 62 62 62 62 62 62 62 62 62 62 62 62 62 62 63 63 63 63 63 63 63 63 62 62 62 62 62 62 62 622 AUG 62 62 62 62 62 62 61 61 61 61 61 61 60 60 60 60 60 59 59 59 59 58 58 58 58 57 57 57 56 56 56 595 SEP 55 55 54 54 54 53 53 53 52 52 52 51 51 50 50 50 49 49 49 48 48 47 47 47 46 46 45 45 45 44 498 OCT 44 43 43 43 42 42 41 41 41 40 40 39 39 39 38 38 37 37 37 36 36 35 35 35 34 34 33 33 33 32 32 378 NOV 32 31 30 30 30 29 29 28 28 28 27 27 26 26 25 25 24 24 24 23 23 22 22 21 21 21 20 20 19 19 251 DEC 18 18 17 17 17 16 16 15 15 14 14 14 13 13 13 12 12 12 11 11 11 10 10 10 9 9 9 8 8 8 8 125 ------------------------------------------------------------------------------------------------- Maximum Temperature (deg F [tenths deg F for monthly]) DAY 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 MONTH ------------------------------------------------------------------------------------------------- JAN 26 26 26 26 26 26 26 25 25 25 25 25 25 25 25 25 25 25 26 26 26 26 26 26 26 26 27 27 27 27 27 258 FEB 28 28 28 28 29 29 29 29 30 30 30 31 31 31 32 32 33 33 33 34 34 35 35 35 36 36 37 37 319 MAR 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 450 APR 53 53 54 54 55 55 56 56 57 57 58 58 59 59 60 60 61 61 61 62 62 63 63 64 64 64 65 65 66 66 597 MAY 66 67 67 68 68 68 69 69 70 70 70 71 71 72 72 72 73 73 73 74 74 74 75 75 76 76 76 77 77 77 78 722 JUN 78 78 79 79 79 80 80 80 80 81 81 81 81 82 82 82 82 83 83 83 83 83 83 84 84 84 84 84 84 84 817 JUL 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 85 850 AUG 85 85 85 85 84 84 84 84 84 84 84 84 83 83 83 83 83 83 83 82 82 82 82 82 81 81 81 81 80 80 80 828 SEP 80 79 79 79 79 78 78 78 78 77 77 77 76 76 76 75 75 75 74 74 74 73 73 72 72 72 71 71 71 70 753 OCT 70 69 69 69 68 68 67 67 66 66 65 65 64 64 63 63 62 62 61 61 60 60 59 58 58 57 57 56 55 55 54 625 NOV 53 53 52 52 51 50 50 49 49 48 47 47 46 46 45 45 44 43 43 42 42 41 41 40 40 39 39 38 38 37 450 DEC 37 36 36 35 35 34 34 33 33 32 32 32 31 31 31 30 30 30 29 29 29 28 28 28 28 27 27 27 27 27 26 307 ------------------------------------------------------------------------------------------------- Average Temperature (deg F [tenths deg F for monthly]) DAY 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 MONTH ------------------------------------------------------------------------------------------------- JAN 17 17 16 16 16 16 16 16 16 16 16 15 15 15 15 15 15 16 16 16 16 16 16 16 16 17 17 17 17 17 18 161 FEB 18 18 19 19 19 20 20 20 20 21 21 21 22 22 23 23 23 24 24 25 25 25 26 26 27 27 27 28 226 MAR 28 29 29 30 30 31 31 32 32 32 33 33 34 34 35 35 36 36 36 37 37 38 38 38 39 39 40 40 41 41 41 350 APR 42 42 43 43 43 44 44 45 45 46 46 46 47 47 48 48 48 49 49 50 50 50 51 51 52 52 53 53 53 54 478 MAY 54 55 55 55 56 56 57 57 58 58 58 59 59 60 60 60 61 61 61 62 62 63 63 63 64 64 64 65 65 65 66 602 JUN 66 66 67 67 67 68 68 68 69 69 69 69 70 70 70 70 71 71 71 71 71 71 72 72 72 72 72 72 73 73 699 JUL 73 73 73 73 73 73 73 73 73 73 74 74 74 74 74 74 74 74 74 74 74 74 74 74 74 74 74 74 74 73 73 736 AUG 73 73 73 73 73 73 73 73 73 73 72 72 72 72 72 72 71 71 71 71 70 70 70 70 70 69 69 69 68 68 68 712 SEP 67 67 67 67 66 66 66 65 65 65 64 64 64 63 63 63 62 62 61 61 61 60 60 60 59 59 58 58 58 57 626 OCT 57 56 56 56 55 55 54 54 53 53 53 52 52 51 51 50 50 49 49 48 48 48 47 47 46 46 45 45 44 43 43 502 NOV 43 42 41 41 40 40 39 39 38 38 37 37 36 36 35 35 34 34 33 33 32 32 31 31 30 30 29 29 29 28 351 DEC 27 27 27 26 26 25 25 24 24 23 23 23 22 22 22 21 21 21 20 20 20 19 19 19 18 18 18 18 17 17 17 216 ------------------------------------------------------------------------------------------------- Heating Degree Days DAY 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 MONTH ------------------------------------------------------------------------------------------------- JAN 48 49 49 49 49 49 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 49 49 49 49 49 48 48 48 1532 FEB 48 47 47 47 46 46 46 45 45 45 44 44 44 43 43 43 42 42 41 41 41 40 40 39 39 38 38 38 1202 MAR 37 37 36 36 35 35 34 34 34 33 33 32 32 31 31 31 30 30 29 29 28 28 27 27 27 26 26 25 25 24 24 946 APR 24 23 23 22 22 21 21 21 20 20 19 19 19 18 18 17 17 17 16 16 15 15 14 14 14 13 13 13 12 12 528 MAY 11 11 11 10 10 10 9 9 8 8 8 8 7 7 7 6 6 6 6 5 5 5 4 4 4 4 4 3 3 3 3 205 JUN 3 3 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 29 JUL 0 0 0 0 0 0 0 0 0-99-99-99-99-99-99-99 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7 AUG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 20 SEP 2 2 2 3 3 3 3 3 4 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 9 9 155 OCT 9 10 10 10 11 11 12 12 12 13 13 14 14 14 15 15 16 16 17 17 17 18 18 19 19 20 20 21 21 22 22 478 NOV 23 23 24 24 25 25 26 26 27 28 28 29 29 30 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 903 DEC 38 38 38 39 39 40 40 41 41 41 42 42 42 43 43 44 44 44 45 45 45 46 46 46 46 47 47 47 48 48 48 1343 ------------------------------------------------------------------------------------------------- Cooling Degree Days DAY 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 MONTH ------------------------------------------------------------------------------------------------- JAN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 FEB 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 MAR 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 APR 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0-99-99-99-99-99-99-99 7 MAY 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 3 3 3 3 3 47 JUN 3 4 4 4 4 4 4 5 5 5 5 5 5 5 6 6 6 6 6 6 6 7 7 7 7 7 7 7 7 8 168 JUL 8 8 8 8 8 8 8 8 8 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 8 8 8 8 8 8 8 261 AUG 8 8 8 8 8 8 7 7 7 7 7 7 7 7 7 6 6 6 6 6 6 6 6 5 5 5 5 5 5 5 4 198 SEP 4 4 4 4 4 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 70 OCT 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7 NOV 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 DEC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ------------------------------------------------------------------------------------------------- Total Precipitation (Hundreths of an Inch) DAY 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 MONTH ------------------------------------------------------------------------------------------------- JAN 3 3 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 84 FEB 3 3 3 3 3 3 3 3 3 3 3 4 4 4 4 4 4 4 4 4 4 4 4 4 5 5 5 5 105 MAR 5 5 5 5 5 6 6 6 6 6 6 6 6 7 7 7 7 7 7 7 8 8 8 8 8 8 8 8 9 9 9 213 APR 9 9 9 9 10 10 10 10 10 10 10 11 11 11 11 11 11 11 11 11 11 11 12 12 12 12 12 12 12 12 323 MAY 12 12 12 12 12 12 12 13 13 13 13 13 13 13 13 13 13 13 14 14 14 14 14 14 14 15 15 15 15 15 15 415 JUN 15 16 16 16 16 16 16 16 16 16 16 16 17 17 17 17 17 16 16 16 16 16 16 16 16 16 16 16 15 15 482 JUL 15 15 15 15 14 14 14 14 14 14 14 14 14 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 420 AUG 13 13 13 13 14 14 14 14 14 14 14 14 14 14 13 13 13 13 13 13 13 13 13 13 13 13 12 12 12 12 12 408 SEP 12 11 11 11 11 11 11 11 10 10 10 10 10 10 10 10 9 9 9 9 9 9 9 9 9 9 9 9 9 9 295 OCT 9 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 249 NOV 8 8 8 8 8 8 8 8 8 8 7 7 7 7 7 7 7 7 7 7 7 6 6 6 6 6 6 6 6 5 210 DEC 5 5 5 5 5 4 4 4 4 4 4 4 4 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 111