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.
23 14:56 Vrbl 6 10.00 Overcast OVC025 62.1 55.9 80% 30.38 1030.1
23 13:56 Vrbl 6 10.00 Overcast FEW019 OVC025 60.1 55 60.1 53.1 84% 30.4 1030.5
23 12:56 Vrbl 3 10.00 Overcast FEW011 BKN021 OVC043 57.9 57 97% 30.41 1031.0
23 11:56 Calm 5.00 Light Rain Fog/Mist BKN007 OVC012 55 55 100% 30.42 1031.4
23 10:56 Calm 10.00 Overcast OVC016 54 53.1 97% 30.42 1031.6
23 09:56 Vrbl 5 10.00 Overcast OVC020 53.1 52 96% 30.41 1031.1
23 08:56 Vrbl 5 10.00 Overcast BKN020 OVC027 53.1 53.1 100% 30.39 1030.5
23 07:56 Vrbl 5 10.00 Overcast OVC025 53.1 53.1 55.9 53.1 100% 30.38 1030.1 0.01
23 06:56 Calm 10.00 Overcast FEW032 OVC043 54 54 100% 30.35 1029.2
23 05:56 Vrbl 3 10.00 Overcast FEW017 OVC028 55.4 0 0% 30.35 1029.0
23 04:56 Calm 10.00 Overcast OVC026 55.4 0 0% 30.33 1028.5 0.01
23 03:56 Vrbl 5 10.00 Overcast FEW032 BKN043 OVC050 55.4 0 0% 30.32 1028.1
23 02:56 Vrbl 3 10.00 Overcast BKN048 OVC055 55.4 0 0% 30.32 1028.0 0.01
23 01:56 Vrbl 3 5.00 Light Rain OVC046 55.4 0 57 55.9 0% 30.33 1028.3 0.02 0.36
23 00:56 Calm 10.00 Light Rain FEW012 BKN055 OVC070 55.4 0 0% 30.33 1028.3 0.06
22 23:56 Vrbl 3 10.00 Light Rain FEW012 BKN050 OVC060 57.2 0 0% 30.32 1028.1 0.05
22 22:56 Vrbl 3 8.00 Rain FEW021 SCT055 OVC070 57 57 100% 30.32 1028.2 0.13 0.23
22 21:56 Vrbl 5 8.00 Light Rain BKN012 OVC031 57.2 0 0% 30.32 1027.9 0.05
22 20:56 Vrbl 5 10.00 Light Rain OVC008 57.2 0 0% 30.31 1027.7 0.05
22 19:56 Vrbl 6 10.00 Light Rain OVC010 57.2 0 59 57 0% 30.28 1026.7 0.08 0.36
22 18:56 Vrbl 3 8.00 Light Rain OVC008 57.2 0 0% 30.28 1026.5 0.03
22 17:56 Vrbl 5 7.00 Light Rain BKN008 OVC021 57.2 0 0% 30.26 1025.9 0.06
22 16:56 Vrbl 6 10.00 Light Rain OVC010 57.2 0 0% 30.25 1025.5 0.02 0.19
22 15:56 Vrbl 5 3.00 Light Rain Fog/Mist OVC008 57.9 57.9 100% 30.25 1025.5 0.16
22 14:56 Vrbl 3 6.00 Light Rain OVC008 59 0 0% 30.25 1025.5 0.01
22 13:56 Vrbl 5 9.00 Light Rain OVC008 59 59 59 57 100% 30.24 1025.4 0.05 0.12
22 12:56 Vrbl 5 9.00 Light Rain OVC006 57.2 0 0% 30.25 1025.6 0.02
22 11:56 Vrbl 3 4.00 Light Rain OVC008 57.2 0 0% 30.25 1025.7 0.02
22 10:56 Vrbl 3 4.00 Light Rain OVC008 57.2 0 0% 30.23 1025.1 0.01 0.03
22 09:56 Vrbl 3 7.00 Light Rain OVC008 57.9 57.9 100% 30.22 1024.7 0.02
22 08:56 Vrbl 3 4.00 Light Rain OVC008 57.2 0 0% 30.21 1024.4
22 07:56 Vrbl 3 10.00 Overcast OVC008 57.2 0 62.1 57.9 0% 30.19 1023.7 0.04 0.43
22 05:56 NE 3 8.00 Rain OVC006 59 0 0% 30.16 1022.7 0.09
22 04:56 Vrbl 3 6.00 Rain OVC006 59 0 0% 30.13 1021.7 0.03 0.19
22 03:56 NE 6 2.50 Light Rain BKN008 OVC015 60.8 0 0% 30.13 1021.6 0.13
22 02:56 Vrbl 3 3.00 Light Rain OVC006 62.6 0 0% 30.11 1020.9 0.03
22 01:56 Vrbl 3 2.00 Light Rain OVC006 62.6 0 63 62.1 0% 30.12 1020.9 0.03 0.1
22 00:56 Calm 4.00 Light Rain Fog/Mist OVC006 63 63 100% 30.13 1021.4 0.02
21 23:56 Calm 4.00 Light Rain OVC006 62.6 0 0% 30.13 1021.4 0.04
21 21:56 Vrbl 3 7.00 Overcast OVC008 62.6 0 0% 30.13 1021.4
21 20:56 Calm 8.00 Overcast OVC008 62.6 0 0% 30.11 1020.5
21 19:56 Vrbl 6 10.00 Overcast BKN012 OVC018 62.6 0 66.9 63 0% 30.08 1019.6 0.36
21 18:56 Vrbl 3 10.00 Overcast OVC007 64.4 0 0% 30.08 1019.9
21 17:56 Vrbl 3 10.00 Overcast OVC007 64.4 0 0% 30.07 1019.2 0.1
21 16:56 Calm 4.00 Light Rain SCT009 BKN027 OVC037 64.4 0 0% 30.09 1020.2 0.07 0.26
21 15:56 Calm 9.00 Light Rain SCT007 SCT029 OVC043 66.2 0 0% 30.08 1019.8 0.1
21 13:56 Vrbl 3 6.00 Light Rain Fog/Mist OVC028 66.9 66.9 73.9 64.9 100% 30.09 1019.9 0.03 0.03
21 12:56 Vrbl 3 10.00 Overcast OVC026 70 61 73% 30.1 1020.2
21 11:56 Calm 10.00 Overcast OVC024 71.1 62.1 73% 30.09 1020.0
21 10:56 Vrbl 5 10.00 Mostly Cloudy BKN020 73 62.1 69% 30.08 1019.7
21 09:56 Vrbl 5 10.00 A Few Clouds FEW018 69.1 62.1 78% 30.08 1019.5
21 08:56 Calm 10.00 A Few Clouds FEW060 66 63 90% 30.07 1019.3
21 07:56 Vrbl 6 10.00 Fair CLR 64.9 64.9 69.1 62.1 100% 30.06 1019.0
21 06:56 Calm 10.00 Fair CLR 62.6 0 0% 30.04 1018.2
21 05:56 Vrbl 3 10.00 A Few Clouds FEW010 64.9 64.9 100% 30.02 1017.6
21 04:56 Calm 10.00 Overcast SCT008 OVC014 66.2 0 0% 30 1016.8
21 02:56 Calm 10.00 Fair CLR 66.2 0 0% 29.99 1016.5
21 01:56 Vrbl 3 10.00 Overcast OVC060 69.1 69.1 75 69.1 100% 29.98 1016.1
21 00:56 Calm 10.00 Overcast BKN041 OVC050 69.8 0 0% 29.98 1016.1
20 23:56 Calm 10.00 Light Rain BKN033 BKN055 OVC065 70 70 100% 29.98 1016.1
20 21:56 W 6 10.00 Mostly Cloudy FEW045 SCT055 BKN080 75 73.9 96% 73 29.94 1014.9
20 20:56 W 3 10.00 Mostly Cloudy FEW044 BKN085 75 73.9 96% 73 29.93 1014.6
20 19:56 Calm 10.00 Overcast BKN050 OVC060 77 73 82 75.9 88% 78 29.92 1014.2
20 18:56 Calm 10.00 Overcast OVC055 78.1 72 82% 80 29.91 1013.5
20 17:56 S 5 10.00 Overcast FEW047 OVC055 80.1 71.1 74% 84 29.91 1013.5
20 16:56 S 5 10.00 Overcast OVC037 80.1 71.1 74% 84 29.92 1014.1
20 15:56 W 5 10.00 Overcast SCT034 SCT047 OVC095 81 69.1 67% 84 29.93 1014.3
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)