Statistics for USA_CO_Colorado.Springs-Peterson.Field_TMY3 Location -- Colorado Springs-Peterson Fiel CO USA {N 38° 49'} {W 104° 43'} {GMT -7.0 Hours} Elevation -- 1872m above sea level Standard Pressure at Elevation -- 80767Pa Data Source -- TMY3 WMO Station 724660 - Using Design Conditions from "Climate Design Data 2005 ASHRAE Handbook" - If the design condition source is ASHRAE, the design conditions are carefully generated - from a period of record (typically 30 years) to be representative of that location and - be suitable for use in heating/cooling load calculations. If the source is not ASHRAE, - please consult the referenced source for the reasoning behind the data. Design Stat Coldest month HDB 99.6% HDB 99% Hm-DP 99.6% Hm-HR 99.6% Hm-MCDB 99.6% Hm-DP 99% Hm-HR 99% Hm-MCDB 99% CMn-WS .4% CMn-MCDB .4% CMn-WS 1% CMn-MCDB 1% MCWS-99.6%DB PCWD-99.6%DB Units {} {°C} {°C} {°C} {} {°C} {°C} {} {°C} {m/s} {°C} {m/s} {°C} {m/s} {deg} Heating 1 -18.4 -15 -24.1 0.5 -12.3 -21.1 0.7 -7.2 14.4 1.8 12.6 1.5 2.8 20 Design Stat Hottest month HMn-DB Range CDB .4% CMCWB .4% CDB 1% CMCWB 1% CDB 2% CMCWB 2% ECWB .4% EMCDB .4% ECWB 1% EMCDB 1% ECWB 2% EMCDB 2% MCWS-.4%DB PCWD-.4%DB D DP .4% D HR .4% D MCDB .4% D DP 1% D HR 1% D MCDB 1% D DP 2% D HR 2% D MCDB 2% Ent .4% MCDB .4% Ent 1% MCDB 1% Ent 2% MCDB 2% Units {} {°C} {°C} {°C} {°C} {°C} {°C} {°C} {°C} {°C} {°C} {°C} {°C} {°C} {m/s} {deg} {°C} {} {°C} {°C} {} {°C} {°C} {} {°C} {kJ/kg} {°C} {kJ/kg} {°C} {kJ/kg} {°C} Cooling 7 14.1 32.1 14.6 30.7 14.5 29.2 14.4 17.3 25.4 16.6 25 16 24.5 5.3 180 15.1 13.5 18.8 14.2 12.7 18.6 13.3 12 18.5 55.9 25.2 53.7 25 51.7 24.7 Design Stat X WS 1% X WS 2.5% X WS 5% X Max WB X Max DB X Min DB Sdev Max DB Sdev Min DB Units {m/s} {m/s} {m/s} {°C} {°C} {°C} {°C} {°C} Extremes 12.4 10.9 9.2 21.7 34.8 -22.6 0.8 3.9 - Monthly Statistics for Dry Bulb temperatures °C Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Maximum 13.3 19.4 22.2 25.6 31.7 32.8 35.0 33.3 31.1 27.2 20.0 19.4 Day:Hour 31:14 12:13 30:14 29:15 23:16 24:14 17:14 1:14 6:14 11:14 1:14 20:13 Minimum -16.7 -18.3 -17.8 -3.3 0.0 5.0 10.0 10.0 1.1 -8.9 -10.6 -17.2 Day:Hour 29:07 15:24 4:05 4:03 1:04 13:18 1:05 29:05 12:20 30:05 18:03 23:24 Daily Avg -2.4 -0.1 4.7 9.0 14.2 19.3 21.8 19.6 15.8 9.9 3.4 0.3 - Maximum Dry Bulb temperature of 35.0°C on Jul 17 - Minimum Dry Bulb temperature of -18.3°C on Feb 15 - Average Hourly Statistics for Dry Bulb temperatures °C Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 0:01- 1:00 -5.3 -3.7 0.9 4.8 9.7 14.4 17.5 15.5 11.4 5.6 0.3 -2.6 1:01- 2:00 -5.2 -3.4 0.5 4.1 9.1 13.3 16.9 14.9 11.0 5.5 0.0 -2.5 2:01- 3:00 -5.5 -3.2 0.3 3.7 8.6 12.8 16.4 14.3 10.6 4.9 -0.2 -2.3 3:01- 4:00 -5.5 -3.1 0.1 3.4 8.4 12.4 15.9 14.1 10.4 5.1 -0.1 -2.2 4:01- 5:00 -5.4 -3.0 -0.2 3.0 8.1 12.2 15.4 13.9 10.7 5.0 -0.2 -2.1 5:01- 6:00 -6.0 -3.3 0.9 3.6 9.4 14.4 17.6 14.5 10.2 5.3 -0.9 -2.1 6:01- 7:00 -5.7 -3.5 2.0 5.9 11.6 17.3 19.8 17.3 12.5 6.4 -0.9 -2.7 7:01- 8:00 -5.0 -2.1 3.1 8.3 13.3 19.5 22.0 19.7 15.3 9.7 1.5 -2.2 8:01- 9:00 -1.6 0.8 4.8 10.2 15.0 21.3 23.5 21.3 17.7 12.1 5.0 0.7 9:01-10:00 0.4 2.7 6.5 11.8 16.4 22.8 25.0 22.8 19.1 13.4 7.1 2.9 10:01-11:00 1.5 3.8 8.2 12.9 17.7 23.9 26.5 24.0 20.2 14.6 8.4 4.3 11:01-12:00 2.5 4.4 8.9 14.0 18.7 25.0 26.9 24.8 20.9 15.5 9.1 5.0 12:01-13:00 3.1 5.0 9.6 14.7 19.5 25.3 27.2 24.8 21.7 16.2 9.7 5.8 13:01-14:00 3.5 5.0 10.3 14.9 19.9 25.7 27.6 25.2 22.0 16.5 9.7 5.8 14:01-15:00 3.3 5.0 10.0 15.0 20.3 25.6 27.0 24.7 21.8 16.7 9.5 5.6 15:01-16:00 2.2 4.5 9.6 14.7 20.1 24.4 26.4 24.4 21.6 16.1 8.3 4.6 16:01-17:00 -0.1 3.3 9.3 14.1 19.8 23.7 25.8 23.7 20.7 14.0 5.6 2.2 17:01-18:00 -2.1 0.8 7.7 12.7 18.3 22.3 24.3 22.4 17.9 11.1 3.8 0.3 18:01-19:00 -3.2 -0.6 6.0 10.2 16.1 21.3 22.8 20.4 16.0 9.6 2.4 -1.2 19:01-20:00 -4.0 -1.2 4.4 8.9 14.2 19.3 21.4 18.9 15.1 8.9 1.4 -1.6 20:01-21:00 -4.4 -2.2 3.7 7.7 12.9 18.1 20.4 18.2 14.0 7.7 0.7 -2.1 21:01-22:00 -4.8 -2.5 2.9 6.8 12.1 16.9 19.5 17.6 13.4 6.8 0.5 -2.2 22:01-23:00 -5.1 -3.0 2.2 6.2 11.3 16.1 18.6 16.5 12.5 6.1 0.1 -2.0 23:01-24:00 -5.1 -3.6 1.7 5.5 10.5 15.3 18.1 16.0 11.8 5.7 0.1 -2.4 Max Hour 14 14 14 15 15 14 14 14 14 15 13 13 Min Hour 6 1 5 5 5 5 5 5 6 3 6 7 - Monthly Statistics for Extreme temperatures °C #Days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Max >= 32 4 8 3 Max <= 0 9 5 1 2 7 Min <= 0 30 25 20 6 1 10 20 27 Min <=-18 2 - Monthly Statistics for Dew Point temperatures °C Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Maximum -2.2 -0.6 1.7 7.2 11.1 15.6 16.1 16.1 15.0 8.3 6.7 -2.8 Day:Hour 14:03 24:19 22:20 21:20 20:21 7:12 22:20 11:13 2:05 4:01 1:09 16:01 Minimum -23.3 -22.2 -20.6 -18.9 -13.3 -9.4 -5.6 -8.3 -6.1 -16.7 -18.9 -25.6 Day:Hour 29:07 16:01 4:05 14:06 12:17 12:13 10:23 31:02 14:13 31:16 19:11 28:24 Daily Avg -11.4 -10.1 -7.5 -3.3 1.8 6.6 8.7 8.5 4.8 -4.8 -6.8 -12.2 - Maximum Dew Point temperature of 16.1°C on Jul 22 - Minimum Dew Point temperature of -25.6°C on Dec 28 - Monthly Statistics for Relative Humidity % Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Maximum 96 96 92 100 100 100 97 100 100 100 96 82 Day:Hour 2:18 1:18 14:02 19:01 15:03 4:01 25:08 14:04 9:03 15:22 7:06 21:20 Minimum 5 8 6 8 6 7 11 10 12 7 10 10 Day:Hour 31:14 7:14 18:13 29:18 23:13 12:13 10:17 30:15 24:13 11:17 21:12 10:10 Daily Avg 53 54 46 49 52 51 50 55 55 44 53 43 - Average Hourly Relative Humidity % Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 0:01- 1:00 62 64 57 66 70 66 62 70 70 56 65 49 1:01- 2:00 62 63 58 67 70 70 63 72 71 57 66 49 2:01- 3:00 63 62 58 68 72 70 64 74 72 58 66 49 3:01- 4:00 61 60 58 68 71 71 65 74 72 57 66 49 4:01- 5:00 60 59 58 68 71 71 67 72 70 56 66 49 5:01- 6:00 61 59 56 66 67 66 61 71 72 56 67 47 6:01- 7:00 58 59 53 60 59 57 55 64 65 53 66 47 7:01- 8:00 56 57 50 52 53 50 49 55 57 44 59 46 8:01- 9:00 51 49 46 44 48 44 45 49 50 37 47 41 9:01-10:00 46 44 41 39 44 40 41 45 46 35 40 37 10:01-11:00 43 40 36 35 39 37 37 42 42 32 37 35 11:01-12:00 39 39 35 32 37 34 36 39 41 29 34 35 12:01-13:00 36 39 34 30 35 32 35 40 38 28 32 33 13:01-14:00 36 39 33 29 33 32 34 38 36 29 33 34 14:01-15:00 37 40 34 30 33 32 36 39 37 27 34 34 15:01-16:00 40 42 35 30 33 35 38 40 37 27 37 36 16:01-17:00 48 45 36 32 33 36 39 41 38 31 44 39 17:01-18:00 56 53 40 35 38 42 43 45 47 37 51 43 18:01-19:00 55 58 44 44 44 44 46 50 53 41 57 45 19:01-20:00 60 61 48 50 51 50 50 56 56 44 61 46 20:01-21:00 62 64 49 55 57 55 53 58 61 49 60 48 21:01-22:00 63 63 51 59 61 59 56 60 63 52 63 49 22:01-23:00 63 66 52 60 64 62 60 64 66 54 64 49 23:01-24:00 62 68 53 62 67 63 61 67 68 56 64 49 Max Hour 22 24 5 5 3 4 5 3 3 3 6 2 Min Hour 14 14 14 14 14 14 14 14 14 15 13 13 - Monthly Indicators for Precipitation/Moisture (kPa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 0.2 0.3 0.3 0.4 0.7 1.0 1.1 1.1 0.8 0.4 0.3 0.3 - Monthly Statistics for Wind Chill/Heat Index temperatures °C ** Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Minimum WC -37 -28 -31 -22 -6 -9 -8 -14 -22 -25 Day:Hour 29:04 14:14 3:08 3:11 13:04 13:19 12:17 30:06 15:21 23:24 Average WC -8 -8 -5 -2 3 3 2 -1 -5 -7 Avg Del WC 5 6 6 6 4 5 4 5 6 5 # Hours WC 680 570 557 374 207 39 157 355 561 633 Maximum HI Day:Hour Average HI Avg Del HI # Hours HI - **WindChill/HeatIndex Temps -- statistics...only those different from Air Temps - Monthly Wind Direction % {N=0 or 360,E=90,S=180,W=270} Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec North 34 26 33 24 21 25 27 32 27 30 35 36 NorthEast 12 14 17 8 8 11 14 11 10 14 10 16 East 6 6 9 6 9 9 12 5 7 5 10 10 SouthEast 11 14 12 14 20 13 14 12 15 15 13 11 South 19 26 17 22 21 24 19 19 26 21 11 11 SouthWest 4 4 3 6 6 8 4 2 3 4 2 3 West 4 5 3 6 5 4 4 3 3 3 2 2 NorthWest 9 5 6 14 10 6 6 15 9 7 18 11 - Monthly Statistics for Wind Speed m/s Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Maximum 13.4 13.9 12.9 19.6 15.4 12.9 11.3 14.4 11.3 15.4 18.0 12.9 Day:Hour 27:05 17:12 2:11 3:07 12:23 12:13 4:17 20:13 4:05 15:10 15:10 2:23 Minimum 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Day:Hour 2:01 1:05 22:17 4:10 1:06 1:24 1:08 2:07 1:23 6:21 1:07 1:07 Daily Avg 3.7 4.3 4.5 5.2 4.6 4.3 4.3 4.0 4.3 4.4 4.2 3.6 - Maximum Wind Speed of 19.6 m/s on Apr 3 - Minimum Wind Speed of 0.0 m/s on Jan 2 - Monthly Statistics for Solar Radiation (Direct Normal, Diffuse, Global Horizontal) Wh/m² Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Direct Avg 4541 5127 5571 5711 5956 7386 6781 6395 6141 6207 5003 4710 Direct Max 8537 9481 10551 10474 11254 11670 10901 10194 10527 9772 8917 8004 Day 30 23 17 15 5 6 18 7 14 8 9 3 Diffuse Avg 808 1152 1454 1957 2138 2061 2120 1786 1469 1063 864 724 Global Avg 2498 3400 4560 5597 6185 7128 6872 6026 5054 4096 2862 2360 - Maximum Direct Normal Solar of 11670 Wh/m² on Jun 6 - Average Hourly Statistics for Direct Normal Solar Radiation Wh/m² Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 0:01- 1:00 0 0 0 0 0 0 0 0 0 0 0 0 1:01- 2:00 0 0 0 0 0 0 0 0 0 0 0 0 2:01- 3:00 0 0 0 0 0 0 0 0 0 0 0 0 3:01- 4:00 0 0 0 0 0 0 0 0 0 0 0 0 4:01- 5:00 0 0 0 0 9 0 11 0 0 0 0 0 5:01- 6:00 0 0 1 73 183 371 230 64 22 0 0 0 6:01- 7:00 0 14 173 326 338 526 466 428 274 175 40 0 7:01- 8:00 142 310 433 458 419 621 587 526 443 480 353 203 8:01- 9:00 421 484 524 546 524 660 684 604 522 591 556 452 9:01-10:00 502 571 623 613 545 740 693 701 592 634 627 573 10:01-11:00 509 594 639 600 540 723 712 680 641 666 672 576 11:01-12:00 568 609 649 558 564 725 697 664 645 669 647 648 12:01-13:00 627 567 607 537 549 610 613 586 630 712 570 626 13:01-14:00 613 557 534 487 519 556 567 611 598 688 547 590 14:01-15:00 511 546 475 462 507 519 460 487 572 641 466 525 15:01-16:00 424 469 431 430 419 375 391 434 543 536 377 403 16:01-17:00 215 327 293 354 372 384 300 348 434 364 148 114 17:01-18:00 11 79 181 226 331 262 233 188 216 51 0 0 18:01-19:00 0 0 6 40 135 314 126 74 10 0 0 0 19:01-20:00 0 0 0 0 3 0 12 0 0 0 0 0 20:01-21:00 0 0 0 0 0 0 0 0 0 0 0 0 21:01-22:00 0 0 0 0 0 0 0 0 0 0 0 0 22:01-23:00 0 0 0 0 0 0 0 0 0 0 0 0 23:01-24:00 0 0 0 0 0 0 0 0 0 0 0 0 Max Hour* 13 12 12 10* 12 10* 11* 10* 12 13 11* 12 Min Hour 1 1 1 1 1 1 1 1 1 1 1 1 - Monthly Calculated "undisturbed" Ground Temperatures** °C Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 0.5 m 3.4 -0.3 -1.3 -0.4 4.6 10.3 15.6 19.4 20.6 18.7 14.4 8.9 2.0 m 6.8 3.3 1.6 1.6 4.2 8.1 12.3 15.8 17.7 17.3 14.9 11.1 4.0 m 9.0 6.3 4.6 4.1 5.1 7.3 10.1 12.9 14.7 15.1 14.1 11.9 - **These ground temperatures should NOT BE USED in the GroundTemperatures object to compute building floor losses. - The temperatures for 0.5 m depth can be used for GroundTemperatures:Surface. - The temperatures for 4.0 m depth can be used for GroundTemperatures:Deep. - Calculations use a standard soil diffusivity of 2.3225760E-03 {m**2/day} - Monthly Heating/Cooling Degree Days/Hours Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec HDD base 10C 384 284 182 68 11 0 0 0 20 74 202 301 HDD base 18C 632 508 411 269 139 32 1 20 98 252 439 549 CDD base 10C 0 0 18 39 142 279 365 297 192 72 3 0 CDD base 18C 0 0 0 0 21 71 118 69 30 2 0 0 CDH base 20C 0 0 23 93 702 1725 2324 1631 994 236 0 0 CDH base 23C 0 0 0 14 313 945 1264 858 455 83 0 0 CDH base 27C 0 0 0 0 73 274 433 243 88 1 0 0 - 1409 annual cooling degree-days (10°C baseline) - 1526 annual heating degree-days (10°C baseline) - 312 annual cooling degree-days (18°C baseline) - 3349 annual heating degree-days (18°C baseline) - Climate type "BSk" (Köppen classification)** - Mid-latitude dry semiarid (e.g. Great Plains of USA, lat. 15-60°N) - **Note that the Köppen classification shown here is derived algorithmically from the source weather data. - It may not be indicative of the long term climate for this location. - Climate type "5B" (ASHRAE Standards 90.1-2004 and 90.2-2004 Climate Zone)** - Cool - Dry, Probable Köppen classification=BSk/H, Semiarid Mid Latitude/Highlands - **Note that the ASHRAE classification shown here is derived algorithmically from the source weather data. - It may not be indicative of the long term climate for this location. - Typical/Extreme Period Determination - Summer is Jun:Aug Extreme Summer Week (nearest maximum temperature for summer) Extreme Hot Week Period selected: Jul 13:Jul 19, Maximum Temp= 35.00°C, Deviation=|10.596|°C Typical Summer Week (nearest average temperature for summer) Typical Week Period selected: Aug 3:Aug 9, Average Temp= 20.23°C, Deviation=| 0.006|°C - Winter is Dec:Feb Extreme Winter Week (nearest minimum temperature for winter) Extreme Cold Week Period selected: Dec 22:Dec 28, Minimum Temp= -18.30°C, Deviation=|10.275|°C Typical Winter Week (nearest average temperature for winter) Typical Week Period selected: Feb 17:Feb 23, Average Temp= -0.76°C, Deviation=| 0.160|°C - Autumn is Sep:Nov Typical Autumn Week (nearest average temperature for autumn) Typical Week Period selected: Sep 8:Sep 14, Average Temp= 9.69°C, Deviation=| 0.909|°C - Spring is Mar:May Typical Spring Week (nearest average temperature for spring) Typical Week Period selected: Apr 5:Apr 11, Average Temp= 9.33°C, Deviation=| 0.487|°C