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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
Thu 04
Sep		01:00

S
S

 8 / 11 mph 68 / 68°F 60% 1012 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

S
S

 7 / 12 mph 64 / 64°F 67% 1011 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: medium
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SSW
SSW

 8 / 12 mph 67 / 65°F 67% 1012 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SSW
SSW

 11 / 13 mph 79 / 79°F 48% 1011 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 1%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SSW
SSW

 12 / 14 mph 88 / 85°F 32% 1008 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: medium
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

W
W

 9 / 13 mph 72 / 76°F 84% 1009 mb
Low level cloud: 0%
Mid level cloud: 78%
High level cloud: 46%
Most Significant Cloud Type: medium
79%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
19:00

S
S

 5 / 8 mph 74 / 76°F 90% 1009 mb
Low level cloud: 0%
Mid level cloud: 51%
High level cloud: 20%
Most Significant Cloud Type: medium
52%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

S
S

 6 / 9 mph 68 / 68°F 91% 1011 mb
Low level cloud: 6%
Mid level cloud: 24%
High level cloud: 18%
Most Significant Cloud Type: medium
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 05
Sep		19:00

S
S

 8 / 13 mph 88 / 86°F 38% 1012 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSE
SSE

 6 / 9 mph 80 / 81°F 56% 1013 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Bethesda:

Reviewing the forecast for Bethesda Over the next 7 days and the average daytime maximum temperature will be around 28°C, with a high for the week of 34°C expected on the afternoon of Friday 5th. The average minimum temperature will be 17°C, dipping to its lowest on the morning of Friday 12th at 10°C. Expect the next week to have mostly dry days although Saturday 06th and Wednesday 10th are likely to see a significant amount of rain. The current forecast indicates Saturday 12th will have the most precipitation with an accumulation of around 27.0mm. 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