NWS, American, European side by side around Lancaster and nearby towns.Live rain radar →
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Next 14 hours
consensus of the three models
7-day forecast
where the models agree, and where they split
Lancaster, CA is at its warmest in Jul (average highs near 101°F) and coldest in Jan (lows around 37°F), with roughly 12 in of precipitation across the year. Below, compare what NWS, American, European forecast for Lancaster right now, and see exactly where they disagree.
Lancaster climate by month
average daytime high and overnight low across a typical year
Jan
56°
37°
Feb
56°
37°
Mar
59°
41°
Apr
73°
47°
May
79°
53°
Jun
87°
61°
Jul
101°
71°
Aug
95°
66°
Sep
89°
61°
Oct
82°
56°
Nov
64°
42°
Dec
62°
39°
Common questions
What's the weather in Lancaster today?
On this page we show what NWS, American, European each forecast for Lancaster today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Lancaster today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Lancaster and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Lancaster?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Lancaster forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Lancaster?
Jul is typically the warmest month in Lancaster, with average highs around 101°F.
How cold does Lancaster get?
The coldest month in Lancaster is Jan, when overnight lows average about 37°F.
How much rain does Lancaster get?
Lancaster sees roughly 12 in of precipitation a year, with Feb usually the wettest month.
The forecasts Americans check
The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.