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.
02 12:56 S 10 10.00 Light Rain SCT018 BKN024 OVC045 77 77 100% 78 29.87 1012.1 0.06
02 11:56 SE 10 10.00 Light Rain BKN022 OVC029 79 77 94% 83 29.88 1012.5
02 10:56 SE 8 10.00 Light Rain SCT019 BKN025 OVC032 77 77 100% 78 29.89 1013.0
02 09:56 SE 10 10.00 Light Rain OVC017 77 75.9 96% 78 29.9 1013.1
02 08:56 S 9 10.00 Overcast OVC015 77 75 94% 78 29.91 1013.4
02 07:56 SE 9 10.00 Overcast BKN019 OVC110 75 73 77 75 94% 73 29.9 1013.2
02 06:56 SE 10 10.00 Overcast SCT019 OVC100 75 71.1 88% 75 29.9 1013.5
02 04:56 SE 9 10.00 Overcast FEW022 SCT070 OVC110 75 70 84% 75 29.9 1013.4
02 03:56 SE 7 10.00 Overcast OVC100 75 68 79% 76 29.9 1013.4
02 02:56 SE 8 10.00 Light Rain SCT120 75.9 68 77% 77 29.91 1013.6
02 01:56 S 10 10.00 Fair CLR 77 68 82 77 74% 79 29.92 1013.9
02 00:56 S 12 10.00 Fair CLR 78.1 69.1 74% 80 29.93 1014.3
01 23:56 S 13 G 18 10.00 A Few Clouds FEW095 78.1 70 76% 80 29.93 1014.4
01 22:56 SE 10 10.00 A Few Clouds FEW046 77 70 79% 79 29.92 1014.0
01 21:56 SE 7 10.00 Overcast OVC080 78.1 71.1 79% 80 29.92 1013.8
01 20:56 SE 10 10.00 Mostly Cloudy BKN070 80.1 69.1 69% 83 29.9 1013.2
01 19:56 S 9 G 16 10.00 Overcast FEW039 OVC075 82 68 89.1 82 63% 85 29.89 1013.1
01 18:56 Vrbl 6 10.00 Overcast OVC070 84 66.9 57% 87 29.89 1013.1
01 17:56 S 8 10.00 Mostly Cloudy BKN050 86 66 51% 88 29.9 1013.2
01 16:56 S 7 10.00 Mostly Cloudy BKN055 BKN080 84.9 66.9 55% 88 29.91 1013.7
01 15:56 S 6 10.00 A Few Clouds FEW055 87.1 64.9 48% 89 29.93 1014.2
01 14:56 Vrbl 7 G 17 10.00 Fair CLR 88 64.9 46% 90 29.94 1014.6
01 13:56 S 10 G 20 10.00 A Few Clouds FEW055 88 64 88 71.1 45% 89 29.95 1014.9
01 11:56 Vrbl 5 10.00 Fair CLR 84.9 66 53% 87 29.97 1015.6
01 10:56 Vrbl 6 10.00 Fair CLR 84.9 69.1 59% 89 29.98 1015.8
01 09:56 Vrbl 3 10.00 Fair CLR 80.1 70 71% 83 29.97 1015.7
01 08:56 SE 5 10.00 Fair CLR 75 71.1 88% 75 29.98 1015.9
01 07:56 SE 5 10.00 Fair CLR 71.1 69.1 71.1 64 94% 29.98 1016.0
01 06:56 Calm 10.00 Fair CLR 66.2 0 0% 29.98 1016.0
01 05:56 Calm 10.00 Fair CLR 64.4 0 0% 29.97 1015.7
01 04:56 Calm 10.00 Partly Cloudy SCT080 64.4 0 0% 29.97 1015.8
01 03:56 Calm 10.00 Partly Cloudy SCT080 66.2 0 0% 29.98 1016.0
01 02:56 Calm 10.00 Fair CLR 66.2 0 0% 29.98 1016.1
01 01:56 Calm 10.00 Fair CLR 66.2 0 79 66.9 0% 29.99 1016.2
01 00:56 Calm 10.00 Fair CLR 68 0 0% 29.99 1016.3
31 23:56 Calm 10.00 Fair CLR 70 70 100% 29.98 1016.2
31 22:56 SE 5 10.00 Fair CLR 70 70 100% 29.98 1016.1
31 21:56 Calm 10.00 Fair CLR 72 70 94% 29.99 1016.4
31 20:56 Calm 9.00 Fair CLR 73.9 68 82% 29.97 1015.9
31 19:56 Calm 10.00 Fair CLR 79 66.9 87.1 79 67% 81 29.97 1015.6
31 18:56 Calm 10.00 A Few Clouds FEW049 84 66 55% 86 29.97 1015.7
31 17:56 W 3 10.00 Fair CLR 84.9 64.9 51% 87 29.98 1015.9
31 15:56 W 7 10.00 Mostly Cloudy BKN080 84.9 64.9 51% 87 29.99 1016.4
31 14:56 Calm 8.00 Fair CLR 86 64.9 49% 88 29.99 1016.5
31 13:56 Calm 10.00 A Few Clouds FEW065 84 63 86 70 49% 85 30 1016.7
31 12:56 Calm 10.00 A Few Clouds FEW041 82.9 66 57% 85 30.02 1017.2
31 11:56 Calm 10.00 Mostly Cloudy SCT036 BKN060 81 64.9 58% 83 30.03 1017.6
31 10:56 Vrbl 3 10.00 A Few Clouds FEW031 79 64.9 62% 81 30.03 1017.7
31 09:56 Calm 10.00 Fair CLR 77 66.9 71% 79 30.03 1017.7
31 08:56 Calm 10.00 Fair CLR 73.9 66 76% 30.03 1017.8
31 07:56 Calm 10.00 Fair CLR 70 66.9 71.1 64 90% 30.03 1017.7
31 06:56 Calm 10.00 Mostly Cloudy BKN075 64.4 0 0% 30.02 1017.6
31 05:56 Calm 10.00 Overcast OVC075 64.4 0 0% 30.01 1017.4
31 04:56 Calm 10.00 A Few Clouds FEW080 64.4 0 0% 30 1017.0
31 03:56 Calm 10.00 Fair CLR 66 66 100% 30 1016.8
31 02:56 Calm 10.00 Mostly Cloudy BKN080 68 66 93% 29.99 1016.4
31 01:56 Calm 10.00 Overcast OVC080 71.1 64 75.9 71.1 79% 29.99 1016.4
31 00:56 Calm 10.00 Overcast OVC080 72 64 76% 29.99 1016.2
30 23:56 Calm 10.00 Overcast OVC080 72 64.9 79% 29.98 1016.1
30 22:56 Calm 10.00 Overcast OVC080 73 63 71% 29.98 1016.0
30 21:56 Calm 10.00 Overcast OVC075 73.9 64 71% 29.96 1015.6
30 20:56 Calm 10.00 Overcast OVC070 75 64 69% 77 29.94 1014.8
30 19:56 Calm 10.00 Overcast OVC075 75.9 64 82 75.9 67% 78 29.93 1014.6
30 18:56 NW 3 10.00 Overcast OVC070 77 64 64% 79 29.92 1014.3
30 17:56 Calm 10.00 Overcast OVC070 78.1 64 62% 80 29.92 1014.1
30 16:56 Calm 10.00 Overcast OVC070 78.1 64 62% 80 29.9 1013.4
30 15:56 Calm 10.00 Overcast OVC070 79 64 60% 81 29.89 1013.2
30 14:56 Vrbl 3 10.00 Overcast SCT047 OVC065 79 64.9 62% 81 29.89 1013.1
30 13:56 NW 8 G 17 10.00 Mostly Cloudy BKN049 80.1 64 81 69.1 58% 82 29.88 1012.9
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)