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Rome Marathon weather

What will race morning in Rome cost you?

Rome Marathon mornings around race day since 2021, by weather-model estimate: about 9°C (49°F) at 08:00 near Rome. Most were 4 to 14°C.

Date
Sun, 14 Mar 2027
First start
08:30 local
Distance
42.2 km
Mornings around race day at 08:00, by year
YearAirDew ptWindRain hrs
202512°C9°C10 km/h36%
202411°C9°C7 km/h18%
202311°C8°C9 km/h9%
20227°C3°C7 km/h0%
20217°C4°C8 km/h9%

By weather-model estimate near the race, mornings around race day. Not station readings.

Course note

Run Rome The Marathon is a 42.195 km city road race. Use the organiser’s edition-specific route and race instructions; this guide does not show a verified course map. Organiser route

Typical race morning120 days to go
4:00:004:00 to 4:05Edit goal

Past starts: 9°C typical, 4 to 14°C since 2021.Live forecast opens 28 February.

01 · The conditions

Race-day weather

120 days to goForecast opens 28 February

Race-day forecasts appear 14 days before the race. Until then, here is what race morning has looked like.

Explore historical weather
Example RunWeather race plan for a hot half marathon in Florida: goal pace against race-day pace, and how to spend it from start to finish

Example race: a hot half marathon in Florida

Powered by StravaWorks with Apple Health

Get Rome race-morning weather on your phone when it opens.

Set up Rome in the app now: your goal, your start, your pace plan. The race-morning forecast lands in it in race week.

Example RunWeather race plan for a hot half marathon in Florida: what slows you, heat and wind in minutes, then conditions from gun to finish

Example race: a hot half marathon in Florida

02 · Same effort, different day

What the weather may cost your goal

Goal finish time

Choose a popular time or set your own. Your pace and weather preview update as you edit.

Your goal pace5:41/km · 4:00:00 finish
Same effort in this weather4:02:24+2:24 08:30 to 12:30 · five-year average

4:00:00 goal. On a typical race morning here, expect about 4:00 to 4:05. Main factor: heat.

  • Heat and sun+1%
  • Wind and comfort0%
  • Weather total+1%

RunWeather’s pace model at your goal effort, over every hour you are on course (08:30 to 12:30 local), weighted by the time you spend in each, using the five-year race-morning average. A planning preview, not a predicted finish. Hills, turns, shelter, fuelling and heat adaptation are not modelled here; rain is left out because a probability is not a measured rain rate. Explore the heat pace calculator.

View even-pace checkpoints
DistanceElapsed time
5.0 km0:28:26
10.0 km0:56:53
15.0 km1:25:19
20.0 km1:53:45
25.0 km2:22:12
30.0 km2:50:38
35.0 km3:19:05
40.0 km3:47:31
42.2 km · Finish4:00:00

In the app

Your race plan, on race morning

Add the Rome Marathon and the app keeps your plan current until the gun.

  • Goal pace against race-day pace

    What your goal is worth on this morning’s weather, per km and at the finish.

  • How to spend it

    Start, middle and finish, against your average.

  • What slows you

    Heat, wind and hills, each in minutes.

Example RunWeather race plan for a hot half marathon in Florida: goal pace against race-day pace, and how to spend it from start to finish

Goal vs race day

Example RunWeather race plan for a hot half marathon in Florida: what slows you, heat and wind in minutes, then conditions from gun to finish

What slows you

Example race: a hot half marathon in Florida

Reference

Everything else about race morning

Open any row for the full detail.

  • The course42.2 km

    Run Rome The Marathon is a 42.195 km city road race. Use the organiser’s edition-specific route and race instructions; this guide does not show a verified course map.

    RACE MORNING AT 08:302021–2025
    4–14°C

    Where most starts fell, in the weather near Rome around race day. Not a forecast.

    AVERAGE
    9°C
    HUMIDITY
    82%
    WIND
    8 km/h
    No course map yetOrganiser route
    01

    Match a March forecast to your actual start and expected finish, especially when choosing a pre-start layer.

    02

    Compare the conditions at your start and expected finish before settling on kit and effort.

    03

    Confirm late changes to the route, start wave and logistics with the organiser.

    Official race site ↗
  • Race-window historyLast 5 years, race date ±5 days

    A range for planning Rome Marathon: weather near Rome on race morning, the last 5 years (2021 to 2025, race date ±5 days). Not a forecast.

    Typical start-hour air9°C10th–90th percentile 4°C–14°C
    Dew point / humidity7°C82% relative humidity
    Start-hour wind8 km/hDirection varies by day
    Hours with rain15%Historical frequency at this hour
    AIR THROUGH THE RUN

    The five-year picture

    9°C → 16°C by +4h
    08:00
    Air temperature
    9°C
    Humidity
    82%
    Wind
    8 km/h
    Hours with rain
    15%
    1°C8°C15°C22°CStartGoal finish08:0010:0012:0014:00

    Hover or drag to explore. Use ← → when focused. Shading: middle 80% of sampled temperatures.

    Five-year average Middle 80% of sampled hours

    The sampled air warms by about 6°C across four hours. Check your expected finish-hour forecast, not just the start.

    WIND CONTEXT

    Where the breeze came from

    NN: 6 of 55 sampled start hours; mean 10 km/hNENE: 18 of 55 sampled start hours; mean 7 km/hEE: 16 of 55 sampled start hours; mean 6 km/hSESE: 10 of 55 sampled start hours; mean 13 km/hSS: 4 of 55 sampled start hours; mean 11 km/hSWSW: 1 of 55 sampled start hours; mean 15 km/hWW: 0 of 55 sampled start hours; mean 0 km/hNWNW: 0 of 55 sampled start hours; mean 0 km/h
    WIND FROMNE

    18 of 55 samples · 33%
    Mean 7 km/h

    The petals show how often the wind came from each direction at the sampled start hour. They do not predict the direction on race day.

    A city-point wind rose cannot tell you which parts of the course will be sheltered or exposed. Use the live forecast and the organiser’s route map together.

    Method: 55 ERA5 hourly samples at 08:00 local time, across 11 calendar days per year in 2021–2025. The sample uses the hour containing the advertised first start; waves may start later. Grid weather is modelled reanalysis, not an on-course station reading. Open-Meteo Historical Weather API . Data generated 2026-10-28.

  • March climateAll-hours monthly averages

    March averages in Rome, from 2022 to 2024. These are monthly conditions, not a race-day forecast.

    mean temperature
    11°C
    mean humidity
    73%
    mean wind
    10 km/h
    hours with rain
    14%

    Monthly, all-hours averages for Rome, 2022–2024. Not past race-day measurements or a forecast. Rain is the share of historical hours with precipitation, not the chance of rain on race day. Source: Open-Meteo ERA5.

    Explore running weather in Rome
  • Rome Marathon FAQs7 questions

    When is the 2027 Rome Marathon?

    Rome Marathon is listed for 14 March 2027. Confirm the latest details on the official event website before travelling.

    Is the weather shown a forecast for the Rome Marathon?

    Only from about 14 days before the race, when the page shows the live race-day forecast. Before that, you see the weather near the city on the mornings around race day in the last 5 years: what is typical, not what will happen. Monthly averages, when shown, cover every hour of the race month.

    What is race morning usually like at the Rome Marathon?

    Around the 08:30 start, mornings around race day near Rome in the last 5 years averaged 9°C (49°F), 82% humidity and 8 km/h wind. Most started between 4°C and 14°C. This is weather near the city, not a reading from the race itself or a forecast.

    Which recent year had the warmest race morning at the Rome Marathon?

    2025. Around race day that year it was about 12°C (53°F) around the 08:30 start, against 9°C (49°F) on an average year.

    Which recent year had the windiest race morning at the Rome Marathon?

    2025, with about 10 km/h of wind around the 08:30 start. Over the last 5 years the wind here came mostly from the north-east.

    How should I pace the Rome Marathon on a warm day?

    4:00:00 goal. On a typical race morning here, expect about 4:00 to 4:03. Main factor: cold. If race day comes in warmer, start a little easier than goal pace, run by feel to halfway and drink early. Plan my race gives your splits for the day.

    Can past years predict the weather on race day at the Rome Marathon?

    No. They show what race morning is usually like, not what this year will bring. Check the live forecast in the last 14 days, look at the hours through your expected finish, and follow the organiser for start and course updates.

  • Sources and race informationOrganiser, weather data, guide reviewed 2026-10-12

    Past race-morning weather: Open-Meteo Historical Weather API, weather near the city from 2021 to 2025, updated 2026-10-28. Not official race-day readings.

    Guide reviewed . RunWeather is an independent guide, not the race organiser. Dates, waves and routes can change; the organiser’s latest instructions take priority.

Rome race morning, on your phone.

Free on iPhone and Android. Your race plan, updated with the forecast until the gun.

Example RunWeather race plan for a hot half marathon in Florida: goal pace against race-day pace, and how to spend it from start to finish

Example race: a hot half marathon in Florida