Is this weather normal in Penobscot County?

Maine · county records since 1895, through September 2026.

Weather › Maine › Penobscot County

Penobscot County's warmest year in 131 on record was 2024, at 46.0° on average. Penobscot County has warmed about 0.6° per decade since 1970.

This week

Usual for Oct 28 to Nov 3: highs near 49°, lows near 32°

That is the 1991 to 2020 average for these dates in Penobscot County. The Weather Service forecast fills in below.

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usual high for the datewarmercooler

The last 12 months

Oct: +2.9°OctNov: -0.1°NovDec: -5.4°DecJan 2026: -0.3°JanFeb: -0.3°FebMar: +1.8°MarApr: +0.9°AprMay: -1.0°MayJun: +1.8°JunJul: +0.9°JulAug: +2.0°AugSep: -0.6°Sepwarmercooler

Each bar is a month's average temperature against the usual for that month (1991 to 2020). Ranks compare the same month in every year since 1895.

Every year since 1895

18952025

Rain and drought

Oct: -1.2 inOctNov: -1.3 inNovDec: -0.1 inDecJan 2026: -1.4 inJanFeb: -2.2 inFebMar: -0.3 inMarApr: +0.6 inAprMay: +0.5 inMayJun: +0.3 inJunJul: -1.4 inJulAug: -1.0 inAugSep: -0.6 inSepwetterdrier

Rain and melted snow against the usual for each month. The drought reading is NOAA's Palmer index for the county.

Month by month in Penobscot County

MonthUsual high / lowUsual rainWarmestColdest
January26° / 6°3.3 in25.0° 20234.7° 1920
February29° / 8°2.6 in27.2° 19815.3° 1934
March38° / 18°3.3 in36.0° 194617.9° 1923
April51° / 30°3.6 in46.4° 201033.8° 1926
May65° / 41°3.6 in57.7° 199844.8° 1967
June74° / 50°4.1 in66.9° 193055.8° 1902
July79° / 56°3.6 in71.7° 195261.3° 1903
August78° / 55°3.5 in70.3° 193758.4° 1903
September69° / 46°3.7 in63.0° 199951.7° 1904
October56° / 36°4.8 in52.8° 201737.1° 1925
November43° / 27°4.0 in39.8° 200625.5° 1933
December32° / 15°4.1 in31.8° 20155.8° 1989

Warmest and coldest are the month's whole-month average temperature, with the year it happened.

Towns in Penobscot County

Crime Radar: Dover-Foxcroft, Lincoln, East Millinocket

Nearby counties