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 = 'rockland' and st_surl='maine' and iso_cc = 'US' and prim_loc in (1,2) Rockland Maine Climate Data - Updated February 2026

Rockland Maine Climate Data

Monthly Average Climate Data for Rockland Maine

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.1 °F31.7 °F4.55 in.
February18.4 °F33.5 °F3.79 in.
March25.0 °F40.0 °F4.79 in.
April34.6 °F50.3 °F4.74 in.
May43.6 °F60.1 °F3.77 in.
June52.2 °F68.9 °F4.02 in.
July58.1 °F74.9 °F3.24 in.
August57.7 °F74.7 °F2.99 in.
September52.2 °F68.2 °F4.48 in.
October42.9 °F57.1 °F5.28 in.
November34.4 °F47.5 °F4.92 in.
December24.3 °F37.6 °F4.99 in.
Annual38.4 °F53.7 °F51.56 in.

Climate Data for Rockland Maine

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness ZoneZone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
2026 plantmaps.com