MONTHLY CLIMATOLOGICAL SUMMARY for DEC. 2007 NAME: Grover Beach CITY: STATE: ELEV: 40 ft LAT: 35° 06' 00" N LONG: 120° 36' 00" W TEMPERATURE (°F), RAIN (in), WIND SPEED (mph) HEAT COOL AVG MEAN DEG DEG WIND DOM DAY TEMP HIGH TIME LOW TIME DAYS DAYS RAIN SPEED HIGH TIME DIR ------------------------------------------------------------------------------------ 1 46.9 55.9 1:30p 37.3 3:30a 18.1 0.0 0.00 2.6 16.0 2:00p NE 2 50.3 61.1 1:00p 41.1 7:00a 14.7 0.0 0.00 3.2 16.0 10:30a E 3 50.2 59.5 2:30p 40.6 6:00a 14.8 0.0 0.00 2.1 13.0 3:30p NE 4 57.6 73.3 11:00a 39.6 6:00a 8.3 0.9 0.00 2.7 19.0 3:00p NE 5 63.8 77.0 2:00p 50.1 12:00m 3.1 2.0 0.00 3.0 19.0 3:00p NE 6 53.6 59.0 10:00a 46.2 7:00a 11.4 0.0 0.29 5.3 29.0 11:00p SW 7 52.7 56.0 12:30a 45.4 12:00m 12.3 0.0 0.06 11.3 33.0 8:00a N 8 46.8 53.9 1:30p 39.4 6:00a 18.2 0.0 0.00 4.9 28.0 1:00p E 9 50.1 60.0 4:00p 39.7 5:30a 14.9 0.0 0.00 3.9 22.0 9:00a ESE 10 48.8 57.5 3:00p 39.3 7:00a 16.2 0.0 0.00 2.6 19.0 3:30p ENE 11 52.8 64.3 3:30p 43.0 2:00a 12.2 0.0 0.00 4.2 18.0 5:30a ESE 12 47.0 56.7 2:30p 36.5 5:30a 18.0 0.0 0.00 2.1 13.0 4:30p ENE 13 50.8 63.8 2:30p 38.1 4:30a 14.2 0.0 0.00 3.5 17.0 3:30p NE 14 47.3 56.5 3:00p 37.9 5:00a 17.7 0.0 0.00 1.7 11.0 2:00p WNW 15 45.5 55.4 2:00p 35.8 6:30a 19.5 0.0 0.00 2.0 15.0 4:00p E 16 45.3 56.0 3:00p 34.3 7:30a 19.7 0.0 0.00 1.3 11.0 2:00p NW 17 51.0 56.5 11:00a 42.6 2:30a 14.0 0.0 0.10 2.4 19.0 1:00p WNW 18 55.1 57.2 11:30a 52.8 1:00a 9.9 0.0 2.53 7.5 33.0 2:30p N 19 52.2 59.0 2:00p 45.5 12:00m 12.8 0.0 0.01 2.3 12.0 12:00p NE 20 50.1 56.4 2:30p 45.2 12:30a 14.9 0.0 0.09 4.3 20.0 2:00p E 21 48.0 57.2 2:30p 41.7 9:30p 17.0 0.0 0.00 4.0 18.0 1:30a N 22 48.8 57.3 5:30p 37.9 7:00a 16.2 0.0 0.00 2.8 13.0 2:00p NE 23 59.7 71.9 1:30p 46.9 12:30a 6.5 1.2 0.00 4.2 18.0 1:00p NNE 24 58.5 69.4 1:30p 49.7 12:00m 6.7 0.2 0.00 5.1 27.0 7:30a N 25 51.7 63.9 3:30p 43.1 6:30a 13.3 0.0 0.00 3.5 19.0 11:00a NE 26 49.1 57.6 2:30p 41.5 4:00a 15.9 0.0 0.00 5.7 28.0 3:30p NNW 27 46.2 55.4 3:00p 39.2 5:00a 18.8 0.0 0.00 3.9 19.0 8:30a NNW 28 47.3 55.1 1:30p 38.5 2:30a 17.7 0.0 0.00 2.3 13.0 4:00p NNE 29 50.2 57.2 5:00p 43.9 1:00a 14.8 0.0 0.00 2.7 20.0 3:00p NE 30 54.0 65.4 2:00p 43.6 7:00a 11.0 0.0 0.00 4.1 22.0 11:00p NNE 31 55.1 71.0 3:30p 48.4 3:30a 10.0 0.1 0.00 4.6 25.0 1:30a NNE ------------------------------------------------------------------------------------- 51.2 77.0 5 34.3 16 432.8 4.4 3.08 3.7 33.0 7 NE Max >= 90.0: 0 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 2.53 ON 12/18/07 Days of Rain: 5 (>.01 in) 2 (>.1 in) 1 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration