


Current conditions at
Gaithersburg - Montgomery County Airport (KGAI)
Lat: 39.17°NLon: 77.17°WElev: 495ft.
Overcast
77°F
25°C
Humidity | NA |
Wind Speed | SE 5 mph |
Barometer | 30.08 in (1019.4 mb) |
Dewpoint | N/A |
Visibility | 10.00 mi |
Last update | 14 Jul 12:56 am EDT |
Extended Forecast for
Gaithersburg MD
Overnight
Low: 73 °F
Scattered
T-stormsMonday
High: 88 °F
Slight Chance
T-storms then
T-storms
LikelyMonday Night
Low: 72 °F
T-storms then
Showers
LikelyTuesday
High: 88 °F
Chance
Showers then
Showers
LikelyTuesday Night
Low: 73 °F
Showers
Likely then
Slight Chance
ShowersWednesday
High: 90 °F
Slight Chance
T-storms then
Showers
LikelyWednesday Night
Low: 73 °F
Showers
Likely then
Mostly CloudyThursday
High: 92 °F
Mostly Sunny
then Chance
T-stormsThursday Night
Low: 75 °F
Chance
T-storms then
Partly Cloudy
Detailed Forecast
Overnight
Scattered showers and thunderstorms before 5am, then a slight chance of showers. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 50%.
Monday
Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms before 5am, then a chance of showers. Low around 72. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 88. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 73. Light south wind. Chance of precipitation is 60%.
Wednesday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 75. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Gaithersburg MD
39.13°N 77.21°W (Elev. 404 ft)
39.13°N 77.21°W (Elev. 404 ft)
1:30 pm EDT Jul 13, 2025
1am EDT Jul 14, 2025-6pm EDT Jul 20, 2025