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Aiken weather

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NWSNational Blend (NBM)
58°
Clear
Feels 53° · Wind 15 mph · Humidity 87%
AmericanNOAA GFS
58°
Clear
Feels 52° · Wind 13 mph · Humidity 74%
EuropeanECMWF
57°
Clear
Feels 52° · Wind 11 mph · Humidity 78%

Latest for Aiken: NWS (National Blend (NBM)): 58° Clear · American (NOAA GFS): 58° Clear · European (ECMWF): 57° Clear.

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Aiken weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Aiken weather in numbers

measured normals and 10 years of recorded weather

Aiken swings 54°F across the year, from 91°F highs in July to 37°F lows in January, and June is usually the wettest month in a year that brings about 49 in of precipitation. Over 10 years of recorded weather it averages 183 days a year at 77°F or above, 97 of them at 86°F or above, 18 frost nights, and rain on 119 days.

Warmest month
July
91°F average high
Coldest month
January
37°F average low
Wettest month
June
49 in a year
Comfortable
4 months
March, April, October and November
Residents
31,000
share this forecast
Most accurate here
European
92/100 CheckWeather Score
Warm days
183 days
a year at 77°F or above
Frost nights
18 nights
a year below 32°F
Rain days
119 days
a year with 0.04 in or more

Day counts are from the ERA5 reanalysis for Aiken’s grid square, 2016 to 2025, counted the same way for every city so the numbers compare. A reanalysis square is an area, not a weather station, so it is good for counting days and not for a single day’s record.

The weather map: all three models at once

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

where the models agree, and where they split

Aiken, South Carolina (SC) is at its warmest in Jul (average highs near 91°F) and coldest in Jan (lows around 37°F), with roughly 49 in of precipitation across the year. Below, compare what NWS, American, European forecast for Aiken 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.

Aiken climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
54°
37°
Feb
58°
40°
Mar
66°
45°
Apr
74°
53°
May
81°
63°
Jun
87°
68°
Jul
91°
73°
Aug
89°
72°
Sep
83°
66°
Oct
75°
56°
Nov
63°
46°
Dec
57°
40°

Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.

How the weather around Aiken has changed since 1995

Aiken sits in the same roughly 50 km square of NASA's reanalysis as Augusta. That square ran 1.6°F warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Augusta page.

Which forecast is most accurate in Aiken?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
92
/100rank #1
97±0.3°F98±0.7 mph8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
79
/100rank #2
82±1.8°F95±1.6 mph6581% 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.

Common questions

What's the weather in Aiken today?
On this page we show what NWS, American, European each forecast for Aiken 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 Aiken today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Aiken 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 Aiken?
Over the last 30 days, the European model has been the most accurate for Aiken (CheckWeather Score 92/100), ahead of the American at 79. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Aiken?
July is typically the warmest month in Aiken, with average highs around 91°F.
How cold does Aiken get?
The coldest month in Aiken is January, when overnight lows average about 37°F.
How much rain does Aiken get?
Aiken sees roughly 49 in of precipitation a year, with June usually the wettest month.

Nearby

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