Airport Weather by Month

Compiled by PilotPassionReviewed by Keith M.
Updated 2026-10-20Cited 3 sources

Use an airport's past weather reports to compare months, local hours and runway crosswinds. These are historical summaries. For a trip or flight, check current weather reports and forecasts.

Airports

Aerial view of Hartsfield-Jackson Atlanta International Airport showing the parallel runways and the concourses between them
Hartsfield-Jackson Atlanta International Airport from the air, with its parallel runways and concourses (photographed in 2016) Photo: Dsdugan, CC0. Source

KATL · ATL

ATL Airport weather by month

Hartsfield Jackson Atlanta International Airport, Atlanta

of hours at IFR or worse
8.9%
month with highest IFR-or-worse share
December
fog hours per year
49

222,914 hourly reports, 2000 to 2025

See monthly weather
An American Airlines jet taxiing at Charlotte Douglas International Airport with the Charlotte skyline behind the trees
An American Airlines jet taxiing at Charlotte Douglas International Airport, with the Charlotte skyline behind

KCLT · CLT

CLT Airport weather by month

Charlotte Douglas International Airport, Charlotte

of hours at IFR or worse
8.7%
month with highest IFR-or-worse share
December
fog hours per year
62

225,397 hourly reports, 2000 to 2025

See monthly weather
The white tent-roof peaks of the terminal at Denver International Airport under a partly cloudy sky
The tent-roof terminal at Denver International Airport Photo: Public Domain Images, Public domain. Source

KDEN · DEN

DEN Airport weather by month

Denver International Airport, Denver

of hours at IFR or worse
5.5%
month with highest IFR-or-worse share
February
fog hours per year
85

227,087 hourly reports, 2000 to 2025

See monthly weather
American Airlines jets parked at the gates of a terminal at Dallas Fort Worth International Airport at dusk
American Airlines aircraft at the gates at Dallas Fort Worth International Airport at dusk (photographed in 2018) Photo: Raysonho @ Open Grid Scheduler / Scalable Grid Engine, CC0. Source

KDFW · DFW

DFW Airport weather by month

Dallas Fort Worth International Airport, Fort Worth

of hours at IFR or worse
4.9%
month with highest IFR-or-worse share
February
fog hours per year
22

227,554 hourly reports, 2000 to 2025

See monthly weather
Singapore Airlines A380 and a Virgin Atlantic jet at their gates at JFK Terminal 4 at sunset, with the control tower rising behind the terminal
Singapore Airlines A380 and a Virgin Atlantic jet at their gates at JFK Terminal 4 at sunset, with the control tower rising behind the terminal Photo: w_lemay, CC0. Source

KJFK · JFK

JFK Airport weather by month

John F. Kennedy International, Queens, New York

of hours at IFR or worse
8.8%
month with highest IFR-or-worse share
May
fog hours per year
79

227,750 hourly reports, 2000 to 2025

See monthly weather
Astronaut photograph from the International Space Station of the Las Vegas valley with the airport runways at lower right
Las Vegas and its airport, then McCarran International and now Harry Reid International, photographed from the International Space Station in August 2014 Photo: NASA / Reid Wiseman, Public domain. Source

KLAS · LAS

LAS Airport weather by month

Harry Reid International Airport, Las Vegas

of hours at IFR or worse
0.1%
month with highest IFR-or-worse share
January
fog hours per year
1

227,389 hourly reports, 2000 to 2025

See monthly weather
Aerial view of Los Angeles International Airport, with terminal buildings, aircraft at the gates and parallel runways, and hills and city beyond
Los Angeles International Airport from the air, July 2022 Photo: Benoît Prieur, CC0. Source

KLAX · LAX

LAX Airport weather by month

Los Angeles International Airport, Los Angeles

of hours at IFR or worse
9.4%
month with highest IFR-or-worse share
June
fog hours per year
231

227,133 hourly reports, 2000 to 2025

See monthly weather
The Orlando International Airport terminal and two control towers seen across the airfield from an arriving aircraft
The Orlando International Airport terminal and control towers from an arriving aircraft (photographed in 2012) Photo: Dough4872, Public domain. Source

KMCO · MCO

MCO Airport weather by month

Orlando International Airport, Orlando

of hours at IFR or worse
3.4%
month with highest IFR-or-worse share
February
fog hours per year
89

227,130 hourly reports, 2000 to 2025

See monthly weather
The white tent-style canopies along a concourse and the apron at Miami International Airport under a clear blue sky
The apron and concourse canopies at Miami International Airport (photographed in 2022) Photo: Benoît Prieur, CC0. Source

KMIA · MIA

MIA Airport weather by month

Miami International Airport, Miami

of hours at IFR or worse
0.9%
month with highest IFR-or-worse share
January
fog hours per year
8

224,731 hourly reports, 2000 to 2025

See monthly weather
A regional jet at a gate at Chicago O'Hare International Airport with United Airlines aircraft parked beyond it
Aircraft at the gates at Chicago O'Hare International Airport (photographed in 2018) Photo: Raysonho @ Open Grid Scheduler / Scalable Grid Engine, CC0. Source

KORD · ORD

ORD Airport weather by month

Chicago O'Hare International Airport, Chicago

of hours at IFR or worse
7.2%
month with highest IFR-or-worse share
January
fog hours per year
38

222,224 hourly reports, 2000 to 2025

See monthly weather
The Phoenix Sky Harbor control tower and terminal roadways at sunset, with the downtown Phoenix skyline in the distance
Phoenix Sky Harbor International Airport at sunset, with the control tower and the Phoenix skyline beyond

KPHX · PHX

PHX Airport weather by month

Phoenix Sky Harbor International Airport, Phoenix

of hours at IFR or worse
0.1%
month with highest IFR-or-worse share
December
fog hours per year
2

224,829 hourly reports, 2000 to 2025

See monthly weather
The Seattle-Tacoma International Airport control tower rising above airport buildings under a blue sky with broken cloud
The control tower at Seattle-Tacoma International Airport

KSEA · SEA

SEA Airport weather by month

Seattle-Tacoma International Airport, Seattle

of hours at IFR or worse
7.8%
month with highest IFR-or-worse share
January
fog hours per year
141

226,690 hourly reports, 2000 to 2025

See monthly weather

Sources

Hourly observations come from the Iowa Environmental Mesonet archive of US National Weather Service reports. Daily climate observations come from NOAA GHCN-Daily. Runway headings and positions come from OurAirports. Each page lists its methods, station identifiers and coverage.

PilotPassion is not affiliated with or endorsed by NOAA or the National Weather Service.

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