Weather observations for the past three days for
San Marcos, San Marcos Municipal Airport
Metric (Imperial)
Date Time (cdt) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
27 17:56 NE 24 16.09 A Few Clouds FEW085 30.6 16.1 42% 31 76.48 1018.9
27 16:56 NE 15 16.09 Overcast OVC070 31.7 15.6 38% 31 76.45 1018.4
27 15:56 NE 17 16.09 Fair CLR 31.1 15.6 39% 31 76.45 1018.6
27 14:56 Vrbl 11 16.09 Fair CLR 30.6 15.6 40% 30 76.48 1018.9
27 13:56 Vrbl 7 16.09 Fair CLR 28.9 15.6 44% 29 76.53 1019.6
27 12:56 Vrbl 7 16.09 Fair CLR 27.2 16.1 27.8 20 51% 28 76.56 1019.9
27 11:56 Vrbl 9 16.09 A Few Clouds FEW033 26.1 15.6 52% 27 76.58 1020.4
27 10:56 S 11 16.09 Mostly Cloudy SCT027 BKN032 24.4 16.7 62% 25 76.58 1020.1
27 09:56 S 20 16.09 Partly Cloudy SCT023 21.7 16.1 71% 76.43 1018.3
27 08:56 S 22 16.09 Overcast OVC021 21.1 17.2 79% 76.33 1016.9
27 07:56 S 17 16.09 Overcast OVC023 20.6 16.1 76% 76.28 1016.3
27 06:56 S 26 16.09 Overcast OVC021 20 16.1 20 19.4 78% 76.2 1015.1
27 05:56 S 20 16.09 Overcast OVC019 20 16.7 81% 76.15 1014.4
27 04:56 S 22 16.09 Overcast OVC015 20 17.2 84% 76.12 1014.0
27 03:56 S 17 16.09 Overcast OVC013 19.4 17.2 87% 76.12 1014.2
27 02:56 S 19 16.09 Overcast OVC013 19.4 17.2 87% 76.15 1014.3
27 01:56 S 17 16.09 Overcast OVC013 20 17.2 84% 76.17 1014.7
27 00:56 S 20 16.09 Mostly Cloudy BKN015 20 17.2 29.4 20 84% 76.2 1015.0
26 23:56 S 22 16.09 Fair CLR 20.6 16.7 78% 76.2 1015.1
26 22:56 S 22 16.09 Fair CLR 21.7 15 66% 76.2 1015.1
26 21:56 S 28 16.09 Fair CLR 23.3 14.4 57% 76.15 1014.6
26 20:56 S 28 16.09 Fair CLR 25 14.4 52% 26 76.1 1013.7
26 19:56 SE 35 16.09 Fair and Breezy CLR 27.2 15 47% 27 76.05 1013.1
26 18:56 S 26 G 39 16.09 Fair CLR 30 13.9 31.7 27.2 37% 29 76.02 1012.6
26 17:56 S 28 16.09 Fair CLR 31.1 14.4 36% 31 76.02 1012.7
26 16:56 SE 26 16.09 Fair CLR 31.1 14.4 36% 31 76.02 1012.7
26 15:56 S 22 G 43 16.09 Fair CLR 31.1 15 38% 31 76.1 1013.5
26 14:56 SE 20 16.09 Fair CLR 30 15 40% 30 76.17 1014.6
26 13:56 S 22 G 43 16.09 A Few Clouds FEW047 29.4 15.6 43% 29 76.28 1016.0
26 12:56 S 31 G 41 16.09 Mostly Cloudy BKN043 27.8 15.6 28.3 21.1 47% 28 76.35 1017.2
26 11:56 S 26 16.09 Mostly Cloudy BKN033 26.7 16.1 52% 27 76.4 1017.8
26 10:56 S 30 G 37 16.09 Overcast OVC028 23.9 16.7 64% 25 76.43 1018.2
26 09:56 S 28 G 37 16.09 Overcast FEW023 OVC032 22.8 16.7 69% 76.43 1018.2
26 08:56 S 24 16.09 Overcast SCT019 OVC031 21.1 17.2 79% 76.38 1017.7
26 07:56 S 17 16.09 Overcast SCT022 OVC031 21.1 16.7 76% 76.35 1017.1
26 06:56 S 19 16.09 Overcast SCT023 OVC028 21.1 16.7 21.1 21.1 76% 76.3 1016.6
26 05:56 S 20 G 31 16.09 Overcast OVC023 21.1 16.7 76% 76.28 1016.0
26 04:56 S 17 16.09 Overcast OVC023 21.1 17.2 79% 76.28 1015.8
26 03:56 S 17 16.09 Overcast OVC021 21.1 17.8 82% 76.28 1016.3
26 02:56 S 20 16.09 Overcast OVC021 21.1 17.2 79% 76.3 1016.2
26 01:56 S 26 16.09 Overcast OVC021 21.1 17.2 79% 76.3 1016.6
26 00:56 S 19 16.09 Overcast OVC017 21.1 17.8 29.4 21.1 82% 76.35 1017.1
25 23:56 S 22 16.09 Overcast OVC017 21.7 17.8 79% 76.33 1016.9
25 22:56 S 19 16.09 Fair CLR 22.2 17.8 76% 76.3 1016.6
25 21:56 S 31 16.09 Fair CLR 23.9 16.1 62% 25 76.25 1015.9
25 20:56 SE 28 G 37 16.09 Fair CLR 25.6 15.6 54% 26 76.2 1015.3
25 19:56 S 26 16.09 Fair CLR 27.8 15 46% 28 76.17 1014.9
25 18:56 SE 28 G 39 16.09 Fair CLR 29.4 15 32.2 28.9 42% 29 76.15 1014.5
25 17:56 SE 30 16.09 Fair CLR 31.1 15 38% 31 76.15 1014.3
25 16:56 SE 20 16.09 A Few Clouds FEW065 30.6 15 39% 30 76.17 1014.7
25 15:56 SE 22 16.09 Mostly Cloudy BKN060 32.2 16.1 38% 32 76.23 1015.4
25 14:56 S 22 16.09 Mostly Cloudy BKN049 30.6 16.1 42% 31 76.28 1016.1
25 13:56 S 24 G 33 16.09 Mostly Cloudy BKN047 29.4 16.7 46% 30 76.33 1016.9
25 12:56 S 22 G 35 16.09 Partly Cloudy SCT043 28.9 16.7 29.4 20.6 48% 29 76.4 1017.7
25 11:56 S 22 G 35 16.09 Partly Cloudy SCT033 27.2 17.2 54% 28 76.43 1018.3
Date Time (cdt) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)