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Forecast confidence: Medium · models disagree by 4°F

Lynn weather

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Drizzle,cooler tomorrow

NWS, the American and the European model put Lynn's high today between 74° and 79°, a 4° split. Tomorrow looks cloudy around 62°, with a 0% chance of rain.

77°62°
62°53°
61°52°
64°54°
59°53°
61°54°
Todaysplit ±4°Tomorrowmodels agreeSundaymodels agreeMondaysplit ±5°Tuesdaymodels agreeWednesdaymodels agree
NWSNational Blend (NBM)
74°
Drizzle
Today 74°·Low 62°·Rain 25%
AmericanNOAA GFS
79°
Cloudy
Today 79°·Low 62°·Rain 25%
EuropeanECMWF
78°
Light drizzle
Today 78°·Low 62°·Rain 66%
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Lynn weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Lynn weather in numbers

from 30 years of measured normals

Lynn swings 55°F across the year, from 81°F highs in July to 26°F lows in February, and January is usually the wettest month in a year that brings about 53 in of precipitation.

Warmest month
July
81°F average high
Coldest month
February
26°F average low
Wettest month
January
53 in a year
Below freezing
3 months
January, February and December
Comfortable
4 months
May, June, August and September
Residents
92,000
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The weather map: all three models at once

NWS, American, European side by side around Lynn and nearby towns.Live rain radar →
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Lynn 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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Lynn 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Drizzle
77° 62°
±4°
Tomorrow
Cloudy
62° 53°
models agree
Sun
Light rain
61° 52°
models agree
Mon
Drizzle
64° 54°
±5°
Tue
Cloudy
59° 53°
models agree
Wed
Light drizzle
61° 54°
models agree
Thu
Light rain
60° 52°
±5°
Fri
Rain
58° 52°
±9°
Sat
Drizzle
62° 53°
±5°
Sun
Light drizzle
64° 53°
±10°
Mon
Light drizzle
67° 55°
±10°
Tue
Light drizzle
68° 56°
±11°
Wed
Rain
67° 58°
±9°
Thu
Drizzle
69° 55°
models agree

Lynn, Massachusetts (MA) is at its warmest in Jul (average highs near 81°F) and coldest in Feb (lows around 26°F), with roughly 53 in of precipitation across the year. Below, compare what NWS, American, European forecast for Lynn 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.

Lynn climate by month

average daytime high and overnight low across a typical year
Jan
40°
28°
Feb
41°
26°
Mar
46°
33°
Apr
55°
40°
May
65°
49°
Jun
73°
59°
Jul
81°
67°
Aug
76°
63°
Sep
71°
59°
Oct
63°
49°
Nov
51°
37°
Dec
42°
31°

Which forecast is most accurate in Lynn?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
87
/100rank #1
92±0.8°F95±1.5 mph7687% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
74
/100rank #2
84±1.6°F96±1.3 mph4771% 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±4°74° to 79°±41%25% to 66% chance
Tomorrow±3°61° to 64°models agree0% to 0% chance
Sun±1°61° to 62°±18%82% to 100% chance
Mon±5°61° to 66°±8%74% to 82% chance
Tue±2°58° to 60°models agree2% to 2% 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 Lynn

today, local time
Sunrise
06:26
Sunset
18:48
Daylight
12h 22m

Common questions

What's the weather in Lynn today?
On this page we show what NWS, American, European each forecast for Lynn 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 Lynn today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Lynn 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 Lynn?
Over the last 30 days, the European model has been the most accurate for Lynn (CheckWeather Score 87/100), ahead of the American at 74. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Lynn?
July is typically the warmest month in Lynn, with average highs around 81°F.
How cold does Lynn get?
The coldest month in Lynn is February, when overnight lows average about 26°F.
How much rain does Lynn get?
Lynn sees roughly 53 in of precipitation a year, with January usually the wettest month.

Nearby

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