# South Boston, MA weather forecast

Today in South Boston, Wed 28 Oct: low 39 °F so far; high 54 °F, the median of 9 free forecasts. Station: Logan Intl (KBOS). As of 2026-10-28T09:09Z.

| Day | High °F | Low °F | Source spread (highs) | Source spread (lows) | Forecasts | Rain chance | Rain in |
|---|---|---|---|---|---|---|---|
| Wed 28 Oct (rest of day) | 54.0 | 39.2 | 52.0–56.8 | 35.3–43.0 | 9 | <2% | 0.00 |
| Thu 29 Oct | 66.7 | 46.5 | 64.9–68.9 | 44.9–49.2 | 10 | <2% | 0.00 |
| Fri 30 Oct | 68.0 | 51.6 | 65.8–69.8 | 47.1–56.0 | 10 | 3% | 0.00 |
| Sat 31 Oct | 54.4 | 44.0 | 51.7–57.0 | 39.9–45.7 | 10 | <2% | 0.00 |
| Sun 1 Nov | 59.2 | 39.0 | 57.2–60.2 | 33.9–42.5 | 9 | 5% | 0.00 |
| Mon 2 Nov | 63.6 | 46.0 | 58.2–66.1 | 41.4–49.3 | 9 | 28% | 0.00 |
| Tue 3 Nov | 58.2 | 47.6 | 53.0–62.9 | 43.6–50.5 | 8 | 38% | 0.00 |

Rain today: 0.00 in so far at KBOS (hourly station reports to 4:54 am); rest of day <2% (n 3: ENS, GEFS, GEPS members' share, raw), 0.00 in. October: ≈ <0.01 in expected rest of month (0.00–0.00).

Alerts: none (NWS).

Credits: NOAA/NWS (public domain); MET Norway, DWD, GeoNames (CC BY 4.0); ECCC (Open Licence); based on ECMWF data (CC BY 4.0; ECMWF accepts no liability); modified by groundhog. Full: groundhog.markets/credits
Page: https://groundhog.markets/p/south-boston