MONTHLY CLIMATOLOGICAL SUMMARY for DEC. 2020 NAME: Marina Bay Yacht Harbor CITY: Richmond STATE: CA ELEV: 76 ft LAT: 37° 54' 45" N LONG: 122° 21' 00" W TEMPERATURE (°F), RAIN (in), WIND SPEED (kt) HEAT COOL AVG MEAN DEG DEG WIND DOM DAY TEMP HIGH TIME LOW TIME DAYS DAYS RAIN SPEED HIGH TIME DIR ------------------------------------------------------------------------------------ 1 51.4 65.1 3:00p 42.5 4:00a 13.6 0.0 0.00 3.7 13.0 2:00p NW 2 53.6 68.4 3:30p 45.2 4:30a 11.5 0.1 0.00 5.1 15.7 12:00p NNW 3 53.3 64.5 2:00p 45.5 2:30a 11.7 0.0 0.00 4.2 13.0 8:00a NNW 4 52.2 61.8 1:30p 45.2 4:30a 12.8 0.0 0.00 4.3 12.2 10:30a NNW 5 51.1 61.1 12:30p 44.7 7:30a 13.9 0.0 0.00 4.9 15.7 7:00p S 6 52.8 63.2 2:30p 47.5 12:00m 12.2 0.0 0.00 3.0 10.4 4:00p SW 7 62.9 77.2 2:30p 49.0 1:00a 4.8 2.7 0.00 7.0 26.1 4:30a N 8 56.1 70.8 3:30p 46.6 5:30a 9.6 0.7 0.00 4.4 13.0 9:00p NW 9 56.2 68.3 2:00p 46.4 5:00a 9.1 0.3 0.00 6.0 20.0 11:30a NNW 10 51.3 58.5 12:30p 45.6 7:00a 13.7 0.0 0.00 4.7 16.5 4:00p NW 11 50.0 52.1 1:00p 45.8 5:30a 15.0 0.0 0.12 5.3 18.3 8:00p SE 12 53.5 57.4 6:30a 50.6 8:30p 11.5 0.0 0.01 5.3 22.6 11:30a E 13 52.7 55.9 4:30p 49.1 5:30a 12.3 0.0 0.41 6.9 20.0 10:30a WNW 14 50.5 59.3 1:00p 45.0 7:30a 14.5 0.0 0.00 3.7 14.8 12:30a NNW 15 49.5 56.7 4:30p 44.1 6:30a 15.5 0.0 0.00 2.1 8.7 3:00p WNW 16 51.3 58.7 1:30p 44.6 3:30a 13.7 0.0 0.02 4.2 13.9 11:30p WNW 17 53.3 57.6 1:00p 47.0 12:00m 11.7 0.0 0.22 7.7 21.7 12:00p WNW 18 49.8 59.0 1:30p 43.2 7:00a 15.2 0.0 0.00 3.0 9.6 4:00a N 19 49.6 61.9 2:30p 40.0 7:30a 15.4 0.0 0.00 5.2 18.3 1:30p W 20 50.5 64.7 2:30p 42.1 6:30a 14.5 0.0 0.00 6.9 16.5 9:30a NNW 21 49.0 57.0 1:30p 42.0 8:00a 16.0 0.0 0.00 6.9 19.1 11:00a NW 22 51.8 63.5 2:00p 43.8 12:00m 13.2 0.0 0.00 4.4 15.7 2:30a NW 23 49.9 59.6 1:30p 40.6 2:30a 15.1 0.0 0.00 6.4 20.9 10:00a ENE 24 51.0 62.1 4:00p 44.7 7:00a 14.0 0.0 0.00 3.0 15.7 5:00a NE 25 51.9 56.8 2:30p 45.3 4:00a 13.1 0.0 0.07 8.4 32.2 3:30p SSE 26 52.5 59.2 12:30p 47.8 11:00p 12.5 0.0 0.00 4.4 21.7 3:30a W 27 50.2 59.0 3:30p 44.8 5:30a 14.8 0.0 0.00 4.9 17.4 11:00p WNW 28 50.6 59.5 3:00p 45.8 12:00m 14.4 0.0 0.05 5.1 19.1 1:00a N 29 49.5 63.8 4:30p 40.9 6:30a 15.5 0.0 0.00 2.7 12.2 3:00p WNW 30 47.7 53.3 3:30p 39.6 5:00a 17.3 0.0 0.08 4.8 16.5 6:30p NNW 31 52.2 60.0 1:30p 46.5 7:30a 12.8 0.0 0.00 4.2 15.7 10:30a SSW ------------------------------------------------------------------------------------- 51.9 77.2 7 39.6 30 410.9 3.8 0.98 4.9 32.2 25 NNW Max >= 90.0: 0 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 0.41 ON 12/13/20 Days of Rain: 7 (>.01 in) 3 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration