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Bethesda Weather Forecast

Temperature, wind, rain and more for Bethesda

Maryland, United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 19
Dec		01:00

SSE
SSE

 14 / 24 mph 55 / 51°F 93% 1007 mb
Low level cloud: 98%
Mid level cloud: 96%
High level cloud: 95%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SSE
SSE

 15 / 25 mph 57 / 53°F 95% 1001 mb
Low level cloud: 99%
Mid level cloud: 77%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.4 In of precipitation over the past 3 hours.
0.4 In
07:00

S
S

 13 / 21 mph 58 / 55°F 96% 997 mb
Low level cloud: 97%
Mid level cloud: 47%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
10:00

W
W

 12 / 19 mph 51 / 46°F 72% 1000 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
13:00

W
W

 20 / 23 mph 51 / 44°F 53% 1001 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

WNW
WNW

 16 / 20 mph 41 / 32°F 48% 1007 mb
Low level cloud: 27%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: low
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WNW
WNW

 15 / 17 mph 38 / 29°F 46% 1013 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

WNW
WNW

 13 / 15 mph 36 / 27°F 49% 1017 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 1%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 20
Dec		19:00

S
S

 11 / 14 mph 44 / 38°F 53% 1019 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSW
SSW

 11 / 17 mph 42 / 35°F 54% 1017 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 5%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Bethesda:

The outlook for Bethesda in the week ahead shows the average daytime maximum temperature will be around 8°C, with a high for the week of 16°C expected on the afternoon of Friday 26th. The mean minimum temperature will be 3°C, dipping to its lowest on the morning of Monday 22nd at -2°C. The week ahead will have mostly dry days although Tuesday 23rd and Thursday 25th are likely to see a little rain. The current forecast indicates Thursday 22nd will have the most precipitation with an accumulation of around 3.0mm. On the whole winds are likely to be moderate.

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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Local Time

The wind direction we use on this page is the direction the wind is coming from, given in a 16 point compass format.
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Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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Speed/
Gust

Temperature from our forecast perspective are fairly well defined, they are what we would expect to measure in a standard meteorological screen (in other words, shaded and well ventilated) at 2 metres above ground level.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
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Precip Amount

The total amount of cloud as a percentage is derived from looking at cloud cover throughout the atmosphere and estimating how these combine when looked at from the ground.
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Cloud Amount

Here we try to capture the feel of the weather as an image – it will never be perfect but is useful for a quick overview.
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Weather

When we measure for forecast air pressure we are normally doing this relative to a certain height and most commonly relative to Mean Sea Level.
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Pressure