select pnm,lnm,st_cd,st_nm,cnty_id,dm,dm_date,dm_hist,avg_tmax_data,avg_tmin_data,avg_prcp_data,rec_hi_data,rec_lo_data,avg_sndp_data,x,y,ff,lf,fd,hz,er,hz_source,kg,hzd,clim_stn_nm,hz12,hz90, feels_like_min,feels_like_max,days_of_prcp,snow,cloud_cover,humidity,wind_speed from worldtg8_pm.pm_climate_points_namer where surl = 'rollinsford' and st_surl='new-hampshire' and iso_cc = 'US' and prim_loc in (1,2) Rollinsford New Hampshire Climate Data - Updated February 2026

Rollinsford New Hampshire Climate Data

Monthly Average Climate Data for Rollinsford New Hampshire

Switch Data to Celsius/Metric Units

Month	Avg. Low	Avg. High	Avg. Precip
January	14.3 °F	33.0 °F	3.18 in.
February	16.0 °F	35.7 °F	3.2 in.
March	24.0 °F	43.3 °F	3.99 in.
April	34.1 °F	55.6 °F	4.22 in.
May	44.2 °F	66.3 °F	3.66 in.
June	53.6 °F	75.7 °F	4.11 in.
July	59.4 °F	81.3 °F	3.76 in.
August	57.8 °F	80.5 °F	3.45 in.
September	50.1 °F	73.0 °F	3.63 in.
October	38.7 °F	60.6 °F	4.65 in.
November	30.0 °F	49.2 °F	3.79 in.
December	21.2 °F	38.2 °F	4.26 in.
Annual	37 °F	57.7 °F	45.9 in.

Climate Data for Rollinsford New Hampshire

Average First Frost Date	Oct. 1 - Oct. 10
Average Last Frost Date	May 1 - May 10
Average Days With Frost	100-125 Days
Plant Hardiness Zone	Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012	Zone 5b : -15°F to -10°F
Current Drought Conditions	Severe Drought
Köppen Climate Classification	Dfb - Humid Continental Mild Summer, Wet All Year

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