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CheckWeather USHayward
Forecast confidence: Medium · models disagree by 5°F

Hayward weather

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Cloudy,much the same tomorrow

NWS, the American and the European model put Hayward's high today between 74° and 78°, a 5° split. Tomorrow looks cloudy around 71°, with a 1% chance of rain.

76°56°
71°56°
83°54°
86°62°
93°68°
89°70°
Todaysplit ±5°Tomorrowsplit ±5°Mondaysplit ±8°Tuesdaysplit ±8°Wednesdaysplit ±14°Thursdaysplit ±8°
NWSNational Blend (NBM)
74°
Partly cloudy
Today 74°·Low 57°·Rain 0%
AmericanNOAA GFS
75°
Cloudy
Today 75°·Low 57°·Rain 0%
EuropeanECMWF
78°
Cloudy
Today 78°·Low 53°·Rain 0%

The weather map: all three models at once

NWS, American, European side by side around Hayward and nearby towns.Live rain radar →
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Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Cloudy
76° 56°
±5°
Tomorrow
Cloudy
71° 56°
±5°
Mon
Partly cloudy
83° 54°
±8°
Tue
Cloudy
86° 62°
±8°
Wed
Cloudy
93° 68°
±14°
Thu
Mostly clear
89° 70°
±8°
Fri
Partly cloudy
76° 62°
models agree
Sat
Partly cloudy
72° 59°
±5°
Sun
Cloudy
71° 60°
±8°
Mon
Cloudy
72° 60°
±9°
Tue
Partly cloudy
73° 59°
±6°
Wed
Cloudy
78° 58°
models agree
Thu
Cloudy
77° 58°
models agree
Fri
Clear
76° 57°
models agree

Hayward, CA is at its warmest in Jul (average highs near 74°F) and coldest in Feb (lows around 42°F), with roughly 34 in of precipitation across the year. Below, compare what NWS, American, European forecast for Hayward right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Hayward climate by month

average daytime high and overnight low across a typical year
Jan
57°
44°
Feb
56°
42°
Mar
57°
45°
Apr
61°
47°
May
65°
51°
Jun
69°
54°
Jul
74°
58°
Aug
73°
58°
Sep
73°
57°
Oct
74°
55°
Nov
63°
46°
Dec
59°
45°

Which forecast is most accurate in the US?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
89
/100rank #1
87±1.3°F96±1.2 mph8592% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
73
/100rank #2
81±1.9°F93±2.2 mph4972% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy — each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±5°74° to 78°models agree0% to 0% chance
Tomorrow±5°69° to 74°±1%0% to 1% chance
Mon±8°80° to 88°models agree0% to 0% chance
Tue±8°83° to 91°models agree2% to 2% chance
Wed±14°87° to 100°models agree4% to 4% chance

The models often agree on temperature and still split on rain — and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Hayward

today, local time
Sunrise
06:42
Sunset
19:31
Daylight
12h 49m

Common questions

What's the weather in Hayward today?
On this page we show what NWS, American, European each forecast for Hayward 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 Hayward today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Hayward 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 Hayward?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Hayward 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 Hayward?
July is typically the warmest month in Hayward, with average highs around 74°F.
How cold does Hayward get?
The coldest month in Hayward is February, when overnight lows average about 42°F.
How much rain does Hayward get?
Hayward sees roughly 34 in of precipitation a year, with January usually the wettest month.

Nearby

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