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Acton Weather Forecast

Temperature, wind, rain and more for Acton

California, United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Mon 30
Mar		01:00

SSW
SSW

 5 / 10 mph 53 / 52°F 19% 1014 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 10%
Most Significant Cloud Type: high
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SSW
SSW

 4 / 9 mph 53 / 52°F 19% 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
07:00

SSW
SSW

 5 / 11 mph 60 / 59°F 20% 1014 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 98%
Most Significant Cloud Type: high
98%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SW
SW

 11 / 13 mph 75 / 73°F 22% 1015 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 32%
Most Significant Cloud Type: high
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SW
SW

 15 / 17 mph 77 / 75°F 23% 1014 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 47%
Most Significant Cloud Type: high
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SW
SW

 10 / 12 mph 75 / 75°F 32% 1013 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 100%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SSW
SSW

 7 / 12 mph 61 / 61°F 60% 1014 mb
Low level cloud: 0%
Mid level cloud: 36%
High level cloud: 20%
Most Significant Cloud Type: medium
36%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSW
SSW

 5 / 11 mph 55 / 54°F 74% 1015 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 22%
Most Significant Cloud Type: medium
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 31
Mar		13:00

WSW
WSW

 10 / 11 mph 64 / 62°F 57% 1015 mb
Low level cloud: 0%
Mid level cloud: 58%
High level cloud: 100%
Most Significant Cloud Type: medium
62%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

WSW
WSW

 9 / 10 mph 64 / 62°F 48% 1012 mb
Low level cloud: 0%
Mid level cloud: 54%
High level cloud: 100%
Most Significant Cloud Type: medium
57%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SW
SW

 11 / 12 mph 54 / 51°F 82% 1014 mb
Low level cloud: 30%
Mid level cloud: 73%
High level cloud: 100%
Most Significant Cloud Type: low
67%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
22:00

SW
SW

 7 / 10 mph 52 / 49°F 82% 1014 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: medium
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Acton:

The outlook for Acton in the week ahead shows the average daytime maximum temperature will be around 23°C, with a high for the week of 28°C expected on the afternoon of Monday 6th. The mean minimum temperature will be 9°C, dipping to its lowest on the morning of Friday 3rd at 5°C. Expect the coming week to have mostly dry days although Tuesday is likely to see a little rain. It looks like Tuesday 3rd will have the most precipitation with an accumulation of around 2.0mm. 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