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Output from uspest.org/wea Degree-day Model & Calculator web program:
Heat Units from daily weather data
============================CALCULATOR INPUTS=============================
Calculation method: simp avg/grow
Lower threshold: 0.01 degrees Fahrenheit
Upper threshold: 54 degrees Fahrenheit
Directions for starting/BIOFIX: user specified
No starting/BIOFIX date, set to: default date 1 1
Ending date: 3 22
============================CALCULATOR OUTPUT=============================
Weather station: 2018 C4047 APRSWXNET CW4047 Laytonsville MD Lat39.2656 Long:-77.1878 Elev:656
mn day max min precip DD 0 CUMDD 0 event
-- --- ----- ----- ------ ---- ------- -------
1 1 21.00 3.00 0.00 11.99 12.0 * START * Cum. DDs: 12
1 2 23.00 8.00 0.00 15.49 27.5
1 3 32.00 4.00 0.00 17.99 45.5
1 4 32.30 17.30 0.00 24.79 70.3 Px Pn
1 5 16.00 9.00 0.00 12.49 82.7
1 6 17.00 7.00 0.00 11.99 94.7
1 7 22.00 1.00 0.00 11.49 106.2
1 8 34.00 16.00 0.02 24.99 131.2
1 9 48.00 22.00 0.03 34.99 166.2
1 10 44.00 24.00 0.00 33.99 200.2
1 11 61.00 34.00 0.16 43.99 244.2
1 12 67.00 56.00 0.21 0.00 244.2
1 13 32.00 21.30 0.05 26.64 270.8 Pn
1 14 25.00 12.00 0.00 18.49 289.3
1 15 30.00 11.00 0.00 20.49 309.8
1 16 39.00 28.00 0.00 33.49 343.3
1 17 32.00 16.00 0.00 23.99 367.3
1 18 41.00 15.00 0.01 27.99 395.3
1 19 52.00 22.00 0.00 36.99 432.3
1 20 61.00 25.00 0.00 39.49 471.8
1 21 57.00 34.00 0.00 43.99 515.8
1 22 65.00 40.00 0.28 46.99 562.7
1 23 59.00 45.00 0.28 49.49 612.2
1 24 44.00 32.00 0.00 37.99 650.2
1 25 43.10 28.00 0.00 35.54 685.8 Px
1 26 47.00 22.20 0.00 34.59 720.4 Pn
1 27 60.00 24.00 0.16 38.99 759.3
1 28 56.00 44.00 0.02 48.99 808.3
1 29 45.00 36.00 0.00 40.49 848.8
1 30 34.00 21.00 0.00 27.49 876.3
1 31 38.00 16.00 0.00 26.99 903.3
2 1 49.00 37.00 0.20 42.99 946.3 Cum. DDs: 946
2 2 43.20 33.00 0.00 38.09 984.4 Px
2 3 39.70 18.40 0.00 29.04 1013.4 Px Pn
2 4 34.00 30.00 0.77 31.99 1045.4
2 5 35.00 21.00 0.01 27.99 1073.4
2 6 37.00 21.00 0.02 28.99 1102.4
2 7 36.00 24.00 0.48 29.99 1132.4
2 8 32.00 20.00 0.00 25.99 1158.4
2 9 43.00 19.00 0.01 30.99 1189.4
2 10 44.00 30.00 0.53 36.99 1226.4
2 11 62.00 33.40 0.55 43.69 1270.0 Pn
2 12 48.00 31.10 0.55 39.54 1309.6 Pn
2 13 41.00 24.00 0.00 32.49 1342.1
2 14 51.00 31.00 0.07 40.99 1383.1
2 15 69.00 46.00 0.45 49.99 1433.1
2 16 65.00 37.00 0.35 45.49 1478.5
2 17 44.10 29.60 0.13 36.84 1515.4 Px Pn
2 18 48.00 28.00 0.39 37.99 1553.4
2 19 46.00 32.00 0.01 38.99 1592.4
2 20 59.20 46.00 0.00 49.99 1642.4 Px
2 21 63.40 43.90 0.00 48.94 1691.3 Px Pn
2 22 52.50 33.50 0.12 42.99 1734.3 Px Pn
2 23 45.00 38.00 0.12 41.49 1775.8
2 24 45.50 39.20 0.00 42.34 1818.1 Px Pn
2 25 48.00 38.10 0.32 43.04 1861.2 Px Pn
2 26 53.00 33.00 0.00 42.99 1904.1
2 27 56.00 28.00 0.00 40.99 1945.1
2 28 64.00 34.00 0.01 43.99 1989.1
3 1 54.00 42.00 0.32 47.99 2037.1 Cum. DDs: 2037
3 2 49.00 36.00 0.07 42.49 2079.6
3 3 49.00 33.00 0.00 40.99 2120.6
3 4 49.00 31.00 0.00 39.99 2160.6
3 5 46.00 27.00 0.00 36.49 2197.1
3 6 43.00 23.00 0.00 32.99 2230.1
3 7 42.00 33.00 0.00 37.49 2267.5
3 8 40.00 27.00 0.00 33.49 2301.0
3 9 40.00 30.00 0.00 34.99 2336.0
3 10 48.00 20.00 0.00 33.99 2370.0
3 11 47.00 20.00 0.00 33.49 2403.5
3 12 41.00 27.00 0.00 33.99 2437.5
3 13 42.00 31.00 0.00 36.49 2474.0
3 14 44.80 30.00 0.00 37.39 2511.4 Px
3 15 51.10 33.30 0.00 42.19 2553.6 Px Pn
3 16 40.00 28.00 0.00 33.99 2587.6
3 17 40.00 30.80 0.00 35.39 2622.9 Pn
3 18 56.00 31.70 0.00 42.84 2665.8 Pn
3 19 61.00 29.00 0.00 41.49 2707.3
3 20 41.00 29.00 0.00 34.99 2742.3
3 21 33.00 29.00 0.00 30.99 2773.3
3 22 41.70 29.00 0.00 35.34 2808.6 Px
Extended Seasonal Forecast: NOAA NMME 7-month 1910 C4047 PRISM_rev1_4km 2012-2021
degree-day calculator (general purpose) calculator general introductionLocation: 2018 C4047 CW4047 Laytonsville MD Extended Seasonal Forecast: NOAA NMME | Date | DDs | Event |
| 1-1-18 | 12 | Cum. DDs: 12 |
| 2-1-18 | 946 | Cum. DDs: 946 |
| 3-1-18 | 2037 | Cum. DDs: 2037 |
