Weather observations for the past three days for
Gaithersburg - Montgomery County Airport
Imperial (Metric)
Date Time (edt) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
22 17:56 Vrbl 3 10.00 Overcast BKN022 OVC029 75.9 70 82% 77 29.93 1014.6
22 16:56 Vrbl 6 10.00 A Few Clouds FEW039 79 69.1 72% 82 29.94 1014.7
22 15:56 Vrbl 6 10.00 Overcast FEW019 OVC037 75.9 69.1 79% 77 29.96 1015.7
22 14:56 Vrbl 6 10.00 Overcast SCT023 BKN028 OVC035 75.9 70 82% 77 29.99 1016.4
22 13:56 Vrbl 6 10.00 Overcast OVC021 75.9 69.1 77 66.9 79% 77 30 1016.9
22 12:56 Vrbl 6 10.00 Overcast SCT019 BKN035 OVC065 75.9 68 77% 77 30.02 1017.5
22 11:56 Vrbl 6 10.00 Overcast OVC020 72 69.1 91% 30.04 1018.1
22 10:56 SE 9 10.00 Overcast OVC016 72 68 87% 30.05 1018.4
22 09:56 Vrbl 5 10.00 Mostly Cloudy FEW014 BKN090 73 68 84% 30.05 1018.5
22 08:56 Vrbl 3 10.00 Overcast FEW019 SCT043 OVC085 70 70 100% 30.05 1018.7
22 07:56 Calm 10.00 Overcast FEW010 BKN042 OVC049 66.9 66.9 68 64.9 100% 30.06 1019.0
22 06:56 SE 5 10.00 Overcast OVC046 66.9 66.9 100% 30.04 1018.5
22 05:56 Calm 10.00 Overcast BKN046 OVC080 66 66 100% 30.03 1018.0
22 04:56 Calm 10.00 Overcast OVC048 66.9 66 97% 30.03 1017.7
22 03:56 Calm 10.00 Overcast SCT036 BKN060 OVC075 66 66 100% 30.04 1018.2
22 02:56 Calm 10.00 Fair CLR 66 64.9 96% 30.03 1018.1
22 01:56 Calm 10.00 Partly Cloudy SCT060 66 64.9 71.1 64.9 96% 30.05 1018.5
22 00:56 Calm 10.00 Fair CLR 64.9 64.9 100% 30.06 1019.0
21 23:56 Calm 10.00 Mostly Cloudy BKN065 66 66 100% 30.07 1019.4
21 22:56 Calm 10.00 Fair CLR 64.9 64.9 100% 30.09 1019.9
21 21:56 Calm 10.00 Fair CLR 66 66 100% 30.08 1019.7
21 20:56 Calm 10.00 Fair CLR 70 61 73% 30.09 1019.8
21 19:56 Calm 10.00 Fair CLR 71.1 61 80.1 71.1 71% 30.07 1019.5
21 18:56 Calm 10.00 Fair CLR 73 59 62% 30.07 1019.3
21 17:56 Calm 10.00 Fair CLR 75.9 62.1 62% 78 30.05 1018.6
21 16:56 Vrbl 5 10.00 Fair CLR 79 57.9 49% 80 30.06 1018.9
21 15:56 NW 5 10.00 Fair CLR 79 54 42% 79 30.08 1019.8
21 14:56 Vrbl 5 8.00 Fair CLR 78.1 57 48% 79 30.1 1020.4
21 13:56 Calm 10.00 Fair CLR 80.1 57.9 80.1 62.1 47% 81 30.12 1020.9
21 12:56 Calm 10.00 Fair CLR 77 59 54% 79 30.13 1021.3
21 11:56 Vrbl 5 10.00 Fair CLR 75.9 61 60% 78 30.15 1022.0
21 10:56 Calm 10.00 Fair CLR 73.9 57.9 57% 30.16 1022.2
21 09:56 W 6 10.00 Fair CLR 69.1 61 76% 30.14 1021.7
21 08:56 Calm 10.00 Fair CLR 66 61 84% 30.14 1021.6
21 07:56 Vrbl 3 10.00 Fair CLR 62.1 62.1 63 60.1 100% 30.14 1021.6
21 06:56 Calm 10.00 Fair CLR 60.8 0 0% 30.12 1021.1
21 05:56 Calm 10.00 Fair CLR 60.8 0 0% 30.1 1020.4
21 04:56 Calm 9.00 Fair CLR 60.8 0 0% 30.09 1019.9
21 03:56 Calm 10.00 Fair CLR 63 63 100% 30.08 1019.7
21 02:56 Calm 10.00 Fair CLR 62.6 0 0% 30.07 1019.1
21 01:56 Calm 10.00 Fair CLR 62.6 0 68 63 0% 30.07 1019.1
21 00:56 Calm 10.00 Fair CLR 64 64 100% 30.07 1019.3
20 23:56 Calm 10.00 Fair CLR 64.9 64.9 100% 30.07 1019.4
20 22:56 Calm 10.00 Fair CLR 64.9 64.9 100% 30.06 1019.2
20 21:56 Calm 10.00 Partly Cloudy FEW050 SCT060 66 66 100% 30.06 1018.8
20 20:56 Calm 10.00 Partly Cloudy SCT050 66.9 66.9 100% 30.03 1018.1
20 19:56 Calm 10.00 Partly Cloudy SCT046 69.1 66.9 89.1 69.1 93% 30 1016.9 0.24
20 18:56 Vrbl 5 10.00 Mostly Cloudy FEW090 BKN110 73.9 68 82% 29.98 1016.2
20 17:56 Vrbl 5 10.00 Mostly Cloudy SCT021 BKN028 79 75 88% 83 29.94 1014.8
20 16:56 W 6 10.00 Thunderstorm in Vicinity FEW100 81 78.1 91% 89 29.92 1014.0 0.24
20 15:56 Vrbl 3 10.00 Thunderstorm Light Rain FEW012 SCT035 BKN043 77 77 100% 78 29.92 1013.9 0.24
20 14:56 S 10 G 18 10.00 Mostly Cloudy FEW032 BKN075 88 73.9 63% 97 29.91 1013.6
20 13:56 SE 12 10.00 Overcast FEW028 BKN080 OVC110 84 73.9 84.9 72 72% 91 29.95 1015.1
20 12:56 SE 9 10.00 Overcast OVC055 80.1 75.9 87% 85 29.98 1016.0
20 11:56 SE 8 10.00 Mostly Cloudy BKN060 BKN085 BKN120 78.1 73.9 87% 81 29.99 1016.6
20 10:56 Vrbl 5 10.00 Overcast SCT065 BKN100 OVC120 79 73 82% 82 29.99 1016.5
20 09:56 Vrbl 3 10.00 Overcast OVC110 75 71.1 88% 75 29.99 1016.6
20 08:56 Calm 10.00 Overcast OVC110 73 72 96% 29.99 1016.6
20 07:56 Calm 10.00 Overcast BKN047 BKN100 OVC120 72 71.1 72 69.1 97% 30 1016.7
20 06:56 Calm 10.00 Mostly Cloudy SCT090 BKN120 69.8 0 0% 30 1016.7
20 05:56 Calm 10.00 Overcast OVC050 70 70 100% 29.99 1016.4
20 04:56 Calm 10.00 Light Rain BKN050 OVC090 72 68 87% 29.98 1016.0
20 03:56 Calm 10.00 Overcast OVC055 71.1 70 96% 29.99 1016.3
20 02:56 Calm 10.00 Mostly Cloudy BKN120 70 70 100% 30 1016.5
20 01:56 Calm 10.00 Fair CLR 70 70 78.1 68 100% 30 1016.6
20 00:56 Calm 10.00 Fair CLR 69.1 69.1 100% 30 1016.9
19 23:56 Calm 10.00 A Few Clouds FEW060 70 70 100% 30 1016.7
19 22:56 Calm 10.00 A Few Clouds FEW060 71.1 71.1 100% 29.98 1016.2
19 21:56 Calm 10.00 Fair CLR 72 70 94% 29.98 1015.9
19 20:56 Calm 10.00 Fair CLR 73.9 69.1 85% 29.97 1015.9
19 19:56 Calm 10.00 Fair CLR 78.1 66.9 87.1 78.1 69% 80 29.96 1015.6
19 18:56 W 3 10.00 A Few Clouds FEW050 82.9 68 61% 86 29.96 1015.3
Date Time (edt) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)