Columbus weather in July

July in Columbus: hot, rainy — a great time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Columbus🇺🇸 United States · Great Lakes & Midwest · City71
  1. 42Jan
  2. 53Feb
  3. 65Mar
  4. 76Apr
  5. 87May
  6. 82Jun
  7. 71Jul
  8. 79Aug
  9. 89Sep
  10. 81Oct
  11. 62Nov
  12. 49Dec

#7 of 12 months in Columbus · #894 of 1413 destinations to visit in July · comfort 71/100 (tier B)

Days
30°C
Nights
19°C
Wet days
10
Sun
11.6 h
Humidity
74%
Daylight
15 h
Columbus, United States
Photo: Chris F · Pexels

Traveller notes on Columbus in July

Other months in Columbus

Columbus forum discussions describe January as sharing the same genuinely unpredictable pattern as the rest of Ohio, with posters noting winters here can bring snow as early as October in some years and consistently cold conditions through the season, while other stretches turn unexpectedly mild and rainy around 65F with little warning either way. A recurring theme across the wider Ohio threads was grey, hovering-near-freezing days as the most common baseline, punctuated by real cold snaps and occasional milder breaks. The consistent advice was to pack real layers and not commit too firmly to a single expected temperature, since posters were clear there's genuinely no telling which way a given Columbus January week will go.
ShortNorthRegular · January · 1 month ago · Read more on Tripadvisor ↗
Columbus forum regulars describe March with the same phrase that comes up across Ohio: wildly unpredictable, with real possibilities of “snow, sleet, freezing rain, or warmer, nicer days” inside the same week. Average daytime readings sit “about 50°F,” but the state has seen significant March snow historically, and southern Ohio tends to run slightly milder than Columbus itself if the forecast is close. Standard packing: a padded jacket, real layers, hat, scarf, genuinely waterproof gloves. The Franklin Park Conservatory's orchid exhibit gets called out specifically as worth the trip regardless of weather, alongside German Village, the Short North, COSI, the zoo, and Hocking Hills if the hiking window opens up. Our record: 11.9°C days, 1.5°C nights, 13 rain days and 3.3cm of snow — cool and genuinely wet, matching the “wildly unpredictable” read.
Tripadvisor community · March · 1 month ago · Read more on Tripadvisor ↗
Columbus's own Tripadvisor weather page places September in the shoulder season between summer's humidity and the region's cold winters — mild days, cooler nights. Regulars on the broader Ohio forum echo the same pattern as neighboring Cincinnati and Cleveland: pleasant but genuinely changeable, worth packing layers regardless of the forecast.
Tripadvisor community · September · 1 month ago · Read more on Tripadvisor ↗

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Columbus climate normals — July

Daytime high30°C / 86°F🥵 hot
Nighttime low19°C / 66°F
Feels like (high)33°C / 91°F
Rainfall121 mm / 4.8 in🌧 rainy
Rainy days10 days
Humidity74%💧 humid
Dew point19°C / 65°F
Sunshine11.6 h/day
Daylight14.7 h
Wind14 km/h / 9 mph
Air quality (US AQI)61🙂 moderate

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Columbus in July

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Peak crowdsRed, White and Boom, Independence Day, Summer break in United States(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Columbus's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherColumbus's best weather comes in May, June and September — separate windows, not one continuous season.

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Best weatherFair weatherToughest weather

What's on in Columbus in July

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Festival

    Red, White and Boom

    3 JulLights & fireCrowdedClosures

    The largest fireworks display in the Midwest, fired over the Scioto on the evening of the 3rd with a street festival along the Mile all day. Downtown parking is gone by mid-afternoon and the bridges close. Source ↗

  • Holiday

    Independence Day

    3–5 JulNational holidayCrowdedClosures

    The Fourth of July is a federal holiday: banks and government offices close, fireworks draw large crowds to parks and waterfronts after dark, and roads and flights are busy over the long weekend. Claim a viewing spot early. Source ↗

  • Festival

    Ohio State Fair

    29 Jul – 9 AugMajor festivalCrowded

    Twelve days at the Expo Center at the turn of the month, one of the biggest state fairs in the country and the reason the north side is solid traffic for a fortnight. The butter cow is not optional. Source ↗

What's on around the world in July →

Nearby, and something's on

Within 300 km of Columbus — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Columbus?

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Columbus in July — FAQ

Is July a good time to visit Columbus?
July in Columbus: hot, rainy — a great time to visit. It ranks #7 of 12 months for Columbus on SeasonMap's comfort score (71/100).
What is the weather like in Columbus in July?
In July, Columbus averages a daily high of 30°C and a low of 18.9°C, with about 121.3 mm of rain over roughly 9.8 rainy days.
What is the air quality in Columbus in July?
Columbus has a mean US Air Quality Index of about 61 in July.

Within 300 km: Cincinnati's Cincinnati Opera Summer Festival around 12 Jun – 5 Aug, and Cleveland's Lakefront season on 1 Jun – 10 Sep.