WEATHER.CITY › LOCAL FORECAST HOMEDIRECTORYMODELS
WEATHER.CITY

Sullivan, New Hampshire

Current conditions and the National Weather Service 7-day forecast for Sullivan, New Hampshire — temperature, rain chance, wind, radar and active alerts.

Saturday Aug 29 night: a low around 53°F. Sunday Aug 30: a high near 78°F and a low around 56°F. The wettest day looks like Tuesday Sep 1, near 0.64 in. Highs over the period run 71°F to 78°F.

National Weather Service forecast for Sullivan, New Hampshire
DayHighLowPrecip
Saturday Aug 2953°
Sunday Aug 3078°56°
Monday Aug 3177°58°
Tuesday Sep 172°58°0.64 in
Wednesday Sep 272°59°
Thursday Sep 374°57°
Friday Sep 471°54°
Saturday Sep 571°

NOAA NWS NDFD 2.5 km, run 2026-08-29 23:00 UTC · days are local time in America/New York. The live page updates continuously.

Loading the live forecast…