WETS Station : WASH NATL WSCMO AP, VA8906 Creation Date: 10/23/2002 Latitude: 3851 Longitude: 07702 Elevation: 70 State FIPS/County(FIPS): 51013 County Name: Arlington Start yr. - 1971 End yr. - 2000 -------------------------------------------------------------------------| | Temperature | Precipitation | | (Degrees F.) | (Inches) | |-----------------------|--------------------------------------| | | | | | 30% chance |avg | | | | | | | will have |# of| avg | |-------|-------|-------| |-----------------|days| total| Month | avg | avg | avg | avg | less | more |w/.1| snow | | daily | daily | | | than | than | or| fall | | max | min | | | | |more| | -------------------------------------------------------------------------| January | 43.3 | 28.2 | 35.8 | 3.21 | 2.39 | 4.03 | 6 | 6.0 | February | 47.2 | 30.6 | 38.9 | 2.63 | 1.71 | 3.25 | 5 | 5.1 | March | 56.3 | 38.0 | 47.2 | 3.60 | 2.52 | 4.33 | 6 | 1.6 | April | 66.8 | 46.6 | 56.7 | 2.77 | 2.48 | 3.61 | 5 | 0.0 | May | 75.8 | 56.6 | 66.2 | 3.82 | 2.87 | 4.75 | 7 | 0.0 | June | 84.2 | 65.9 | 75.1 | 3.13 | 1.91 | 3.41 | 5 | 0.0 | July | 88.5 | 71.1 | 79.8 | 3.66 | 2.68 | 4.51 | 6 | 0.0 | August | 86.7 | 69.5 | 78.1 | 3.44 | 2.32 | 4.28 | 5 | 0.0 | September | 79.7 | 62.7 | 71.2 | 3.79 | 1.88 | 4.54 | 5 | 0.0 | October | 68.7 | 50.5 | 59.6 | 3.22 | 2.31 | 4.50 | 4 | 0.0 | November | 58.0 | 40.9 | 49.5 | 3.03 | 1.89 | 3.89 | 5 | 0.7 | December | 47.8 | 32.9 | 40.4 | 3.05 | 1.92 | 3.72 | 5 | 1.4 | ----------|-------|-------|-------|--------|--------|--------|----|------| ----------|-------|-------|-------|--------|--------|--------|----|------| Annual | ----- | ----- | ----- | ------ | 35.33 | 42.04 | -- | ---- | ----------|-------|-------|-------|--------|--------|--------|----|------| Average | 66.9 | 49.5 | 58.2 | ------ | ------ | ------ | -- | ---- | ----------|-------|-------|-------|--------|--------|--------|----|------| Total | ----- | ----- | ----- | 39.34 | ------ | ------ | 64 | 14.8 | ----------|-------|-------|-------|--------|--------|--------|----|------| -------------------------------------------------------------------------| GROWING SEASON DATES --------------------------------------------------------------------------- | Temperature ---------------------|----------------------------------------------------- Probability | 24 F or higher | 28 F or higher | 32 F or higher | ---------------------|-----------------|-----------------|----------------- | Beginning and Ending Dates | Growing Season Length | 50 percent * | 3/ 3 to 12/10 | 3/15 to 11/28 | 3/28 to 11/13 | 283 days | 258 days | 230 days | | | 70 percent * | 2/26 to 12/16 | 3/10 to 12/ 3 | 3/23 to 11/19 | 294 days | 268 days | 241 days | | | --------------------------------------------------------------------------- * Percent chance of the growing season occurring between the Beginning and Ending dates. total 1948-2002 prcp Station : VA8906, WASH NATL WSCMO AP ------- Unit = inches yr jan feb mar apr may jun jul aug sep oct nov dec annl ------- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- 48 9.00 3.19 3.09 6.00 4.69 25.97 49 5.08 2.68 3.42 1.94 6.33 2.42 4.22 4.09 3.49 3.27 0.94 1.98 39.86 50 1.91 2.72 4.18 1.86 5.76 3.14 5.11 7.32 6.73 3.59 2.87 2.72 47.91 51 2.18 2.65 2.92 3.49 2.74 6.69 5.25 1.75 2.67 1.67 4.79 4.54 41.34 52 4.48 1.77 3.76 5.97 4.73 3.06 4.46 5.20 4.06 0.66 6.33 2.95 47.43 53 4.13 2.35 7.43 4.77 10.69 2.98 2.72 3.48 4.07 3.73 1.50 3.32 51.17 54 2.30 0.85 3.47 3.30 2.98 1.24 1.70 3.15 0.63 4.06 1.78 2.82 28.28 55 0.31 3.13 3.70 2.57 3.38 2.76 2.32 14.31 0.65 6.46 1.63 0.22 41.44 56 1.99 2.82 3.53 2.06 2.17 2.66 5.88 1.94 3.70 2.62 2.81 3.02 35.20 57 2.61 2.75 2.23 2.73 1.40 3.02 1.05 2.44 3.57 2.49 2.87 5.62 32.78 58 2.51 4.14 5.85 4.92 2.77 3.21 7.15 6.49 2.57 2.35 2.04 1.62 45.62 59 2.21 1.51 2.20 4.01 2.89 5.35 4.38 2.87 2.05 2.43 2.22 3.26 35.38 60 2.66 3.33 2.08 3.15 4.35 2.52 4.61 4.13 4.17 2.54 0.99 2.43 36.96 61 3.12 5.71 4.18 3.24 2.57 4.84 3.95 6.31 1.02 2.37 1.75 2.88 41.94 62 1.60 3.65 3.83 2.90 3.46 2.44 1.63 M0.55 2.64 1.93 5.12 3.33 33.08 63 1.86 1.94 5.43 0.99 1.06 6.87 1.95 7.21 3.61 0.00 6.70 1.72 39.34 64 3.98 3.38 2.53 4.37 1.46 1.30 1.87 1.89 3.07 1.34 1.42 2.87 29.48 65 2.73 1.89 4.37 1.65 1.72 1.88 2.98 4.44 2.12 2.32 0.37 0.47 26.94 66 3.95 3.57 1.44 3.33 2.74 2.02 0.93 1.67 6.87 4.72 1.50 3.28 36.02 67 1.35 2.32 3.49 0.80 4.27 1.51 5.24 9.17 0.20 1.77 2.10 5.93 38.15 68 1.97 0.80 3.66 1.53 4.23 7.40 1.31 3.95 2.97 3.17 3.62 2.22 36.83 69 1.69 2.08 1.60 1.71 1.20 3.46 9.44 6.98 5.07 1.14 2.39 6.54 43.30 70 1.24 2.69 2.82 5.35 2.79 2.80 8.12 1.09 1.57 2.05 5.77 3.33 39.62 71 1.86 5.44 1.93 2.10 6.80 1.72 4.97 7.18 2.48 6.12 3.76 1.66 46.02 72 2.45 5.27 2.27 3.99 4.78 11.53 3.43 2.82 1.27 3.56 6.05 4.55 51.97 73 2.26 2.69 2.97 4.19 3.39 2.11 2.68 4.41 1.58 1.71 0.97 6.03 34.99 74 2.66 0.95 4.21 2.26 4.37 3.40 1.15 5.77 4.39 1.13 1.24 4.43 35.96 75 3.09 1.56 5.33 2.13 4.71 2.15 7.16 3.54 12.36 2.38 2.05 4.04 50.50 76 3.56 1.55 2.51 1.17 3.57 1.21 4.54 2.13 7.23 7.76 0.85 1.99 38.07 77 1.51 0.66 2.17 2.66 1.73 3.28 4.06 4.74 0.32 5.35 4.82 4.86 36.16 78 7.12 0.42 4.48 1.38 5.13 2.43 4.28 5.85 1.01 1.16 2.31 4.00 39.57 79 6.64 5.62 2.45 1.88 3.55 2.99 3.43 5.41 6.64 5.54 2.33 0.85 47.33 80 2.85 1.16 5.04 3.28 2.64 1.68 3.86 1.11 1.90 2.59 2.56 0.65 29.32 81 0.38 2.82 1.49 2.63 3.42 2.55 5.69 3.02 1.94 3.64 0.29 2.80 30.67 82M2.27 3.33 2.64 3.19 5.11 5.41 2.98 2.68 1.71 1.75 2.96 1.74 35.77 83 1.69 3.09 4.84 6.88 4.62 7.09 1.78 3.11 2.90 4.87 5.09 5.91 51.87 84 1.71 3.43 6.14 3.71 3.80 2.01 4.09 2.30 2.51 3.18 3.66 1.19 37.73 85 2.11 3.07 1.88 0.03 5.79 2.05 2.91 2.35 6.67 3.85 4.47 0.68 35.86 86 2.38 3.49 0.74 1.98 0.75 1.29 3.79 5.33 0.60 2.01 5.23 4.98 32.57 87 4.90 2.11 1.54 2.28 2.54 3.90 2.59 2.07 5.11 2.53 4.49 2.57 36.63 88 3.14 2.52 2.27 2.00 4.50 0.95 3.74 2.39 1.85 1.75 5.33 1.30 31.74 89 2.49 2.80 4.30 3.50 7.77 6.02 5.66 1.15 6.68 5.48 2.37 2.10 50.32 90 2.95 1.30 2.57 4.09 5.20 3.14 3.78 6.74 0.87 3.30 2.17 4.73 40.84 91 2.90 0.83 4.42 1.39 1.57 1.27 3.76 2.03 3.50 2.03 0.85 5.07 29.62 92 2.78 2.23 3.48 2.55 3.41 2.35 5.34 2.48 3.49 2.03 3.38 2.86 36.38 93 2.90 2.27 6.82 3.62 3.40 1.73 1.36 3.87 3.68 2.62 4.76 4.38 41.41 94 4.28 4.20 8.45 1.58 1.56 1.59 3.61 4.35 2.84 1.19 1.57 2.35 37.57 95 3.22 1.71 2.14 1.89 4.19 2.42 4.03 0.88 3.73 8.65 4.77 2.17 39.80 96 5.01 1.99 3.60 3.17 4.96 3.14 5.60 2.63 7.79 4.04 3.58 5.51 51.02 97 2.55 2.43 4.15 2.41 3.04 2.94 1.14 3.51 1.59 3.72 4.60 1.74 33.82 98 5.43 5.23 5.40 3.96 4.05 4.42 1.79 0.59 1.83 0.59 0.91 1.74 35.94 99 5.42 2.54 3.87 2.09 1.28 2.26 1.01 5.02 10.27 2.16 1.82 2.49 40.23 0 3.66 2.06 3.98 5.13 3.08 4.93 5.51 3.77 4.91 0.02 1.60 2.01 40.66 1 2.22 1.83 3.88 1.68 3.71 4.69 4.78 2.98 1.41 0.69 0.55 1.53 29.95 2 ----------