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CheckWeather USParsippany
Forecast confidence: High · models disagree by 2°F

Parsippany weather

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Cloudy,cooler tomorrow

NWS, the American and the European model agree on a high near 81° in Parsippany today. Tomorrow looks cloudy around 71°, with a 2% chance of rain.

81°66°
71°56°
68°59°
66°57°
60°52°
61°49°
Todaymodels agreeTomorrowmodels agreeSundaysplit ±7°Mondaymodels agreeTuesdaysplit ±6°Wednesdaymodels agree
NWSNational Blend (NBM)
80°
Partly cloudy
Today 80°·Low 65°·Rain 10%
AmericanNOAA GFS
81°
Cloudy
Today 81°·Low 64°·Rain 10%
EuropeanECMWF
82°
Cloudy
Today 82°·Low 68°·Rain 31%
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Parsippany weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Parsippany weather in numbers

from 30 years of measured normals

Parsippany swings 58°F across the year, from 86°F highs in July to 28°F lows in February, and December is usually the wettest month in a year that brings about 52 in of precipitation.

Warmest month
July
86°F average high
Coldest month
February
28°F average low
Wettest month
December
52 in a year
Below freezing
3 months
January, February and December
Comfortable
4 months
April, May, September and October
Residents
51,000
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The weather map: all three models at once

NWS, American, European side by side around Parsippany and nearby towns.Live rain radar →
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Parsippany hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Parsippany 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Cloudy
81° 66°
models agree
Tomorrow
Cloudy
71° 56°
models agree
Sun
Light rain
68° 59°
±7°
Mon
Cloudy
66° 57°
models agree
Tue
Light drizzle
60° 52°
±6°
Wed
Light drizzle
61° 49°
models agree
Thu
Heavy drizzle
60° 52°
±7°
Fri
Drizzle
67° 51°
±8°
Sat
Cloudy
69° 54°
models agree
Sun
Light drizzle
71° 55°
±8°
Mon
Light drizzle
72° 55°
±6°
Tue
Light drizzle
75° 57°
models agree
Wed
Light rain
74° 59°
models agree
Thu
Heavy drizzle
69° 53°
±6°

Parsippany, New Jersey (NJ) is at its warmest in Jul (average highs near 86°F) and coldest in Feb (lows around 28°F), with roughly 52 in of precipitation across the year. Below, compare what NWS, American, European forecast for Parsippany 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.

Parsippany climate by month

average daytime high and overnight low across a typical year
Jan
43°
30°
Feb
45°
28°
Mar
51°
34°
Apr
62°
43°
May
72°
51°
Jun
81°
61°
Jul
86°
68°
Aug
81°
64°
Sep
75°
58°
Oct
67°
49°
Nov
54°
38°
Dec
44°
31°

Which forecast is most accurate in Parsippany?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
94
/100rank #1
91±0.9°F97±0.9 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
75
/100rank #2
90±1.0°F96±1.3 mph4268% 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.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±2°80° to 82°±21%10% to 31% chance
Tomorrow±1°71° to 72°±2%0% to 2% chance
Sun±7°64° to 71°±6%88% to 94% chance
Mon±3°65° to 68°±1%65% to 66% chance
Tue±6°57° to 63°±16%10% to 26% 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 Parsippany

today, local time
Sunrise
06:41
Sunset
19:01
Daylight
12h 20m

Common questions

What's the weather in Parsippany today?
On this page we show what NWS, American, European each forecast for Parsippany 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 Parsippany today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Parsippany 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 Parsippany?
Over the last 30 days, the European model has been the most accurate for Parsippany (CheckWeather Score 94/100), ahead of the American at 75. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Parsippany?
July is typically the warmest month in Parsippany, with average highs around 86°F.
How cold does Parsippany get?
The coldest month in Parsippany is February, when overnight lows average about 28°F.
How much rain does Parsippany get?
Parsippany sees roughly 52 in of precipitation a year, with December usually the wettest month.

Nearby

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