NWS, American, European side by side around West Covina 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
West Covina, CA is at its warmest in Jul (average highs near 94°F) and coldest in Jan (lows around 43°F), with roughly 32 in of precipitation across the year. Below, compare what NWS, American, European forecast for West Covina right now, and see exactly where they disagree.
West Covina climate by month
average daytime high and overnight low across a typical year
Jan
61°
43°
Feb
62°
43°
Mar
63°
45°
Apr
73°
48°
May
75°
53°
Jun
82°
57°
Jul
94°
62°
Aug
93°
63°
Sep
88°
62°
Oct
85°
56°
Nov
74°
48°
Dec
69°
47°
Common questions
What's the weather in West Covina today?
On this page we show what NWS, American, European each forecast for West Covina 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 West Covina today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for West Covina 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 West Covina?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the West Covina 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 West Covina?
Jul is typically the warmest month in West Covina, with average highs around 94°F.
How cold does West Covina get?
The coldest month in West Covina is Jan, when overnight lows average about 43°F.
How much rain does West Covina get?
West Covina sees roughly 32 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.