Boston Marathon Faces Coldest Recorded High Temperature on Monday

Filmogaz.com updated the forecast at 5:47 AM EDT on April 16, 2026. The 130th Boston Marathon is scheduled for next Monday.

Overview

After a warm week, temperatures will fall ahead of race day. Highs are expected in the low-to-mid 40s on Monday.

Forecast models show the Boston Marathon faces the coldest recorded high temperature on Monday. The current record stands at 48°F from 2009.

Short-term forecast

Showers and isolated storms moved through overnight and early morning. Another round of scattered storms is possible late today.

The Storm Prediction Center has placed the area at a level 1 threat. Some storms after 4–5 PM could bring gusty winds, small hail, and brief downpours.

Today into the weekend

Temperatures will vary widely today. Central and northern areas should see 60s to mid-70s, with southwestern spots reaching 75–80 away from the coast.

Coastal highs will remain in the 50s because ocean temperatures are still in the 40s. Showers should pull away by mid-afternoon.

Saturday looks cloudier with highs in the 50s to lower 60s. A frontal system moves through Sunday and clears Sunday evening.

Race-day outlook

Marathon Monday should deliver plenty of sunshine after that front departs. A brisk northwest wind will accompany the cooler air.

Peak temperatures are forecast in the low-to-mid 40s, with morning starts near the 30s. Runners should dress for cool conditions.

Early-week conditions and impacts

Overnight showers are expected to taper before sunrise and before race start times. Partly cloudy skies and a cool breeze are likely during the race.

Tuesday morning could be colder, with readings falling into the 20s across much of the state. Temperatures should rebound by midweek.

Implications for runners and spectators

Cooler highs favor performance but can feel brisk for spectators. Layers and windproof gear are recommended for those on the course.

Motorists may encounter wet roads early. Event officials will monitor any late-day thunderstorm threats ahead of the race.