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Lebanon Weather Records

Lebanon, New Hampshire Weather averages and records from 1931–2022 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Lebanon, New Hampshire was 101 °F which occurred on August 1, 1933.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Lebanon, New Hampshire was -38 °F which occurred on February 16, 1943.
Lowest Temperatures: All-Time By Year
Lebanon Weather by Month
Averages based on the years 1991–2020
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
☀️ Average high (°F) 30.1 33.7 42.8 56.6 69.4 77.3 82.7 81.0 73.5 59.5 47.0 35.2 57.6
🌙 Average low (°F) 9.5 11.2 20.7 31.8 43.6 52.4 57.8 56.1 48.8 37.6 28.1 17.7 34.7
☀️ Record high (°F) 68 68 85 91 96 98 100 101 96 91 80 69 101
🌙 Record low (°F) -30 -38 -28 2 20 31 38 30 20 13 -13 -36 -38
💧 Average precipitation (inches) 2.2 2.2 2.6 2.9 3.5 4.3 4.3 3.7 3.4 4.2 2.7 3.0 39.1
More Lebanon Weather Records
1931–2022
Highest daily low 75 °F August 11, 2021
Lowest daily high -8 °F February 16, 1943
Greatest daily range
(Difference of high and low)
63 °F March 7, 1948
Difference in high temperature
over two conscutive days
43 °F Feb 8–9, 1951
Most daily precipitation 4.7 inches September 16, 1999
Most monthly precipitation 10.5 inches October 2005
Most yearly precipitation 51.1 inches 2006
Earliest freeze August 31 1965
Latest freeze June 8 1932
Most days in a year ≥ 80 °F 94 1947
Most days in a year ≥ 90 °F 31 1949
Most days in a year ≥ 100 °F 1 1953
Lebanon Weather Streaks
Most consecutive days...
With precipitation 14 days Jun 19 – Jul 2, 2006
Without precipitation 24 days Sep 4–27, 2020
Freezing temperatures
High temperature ≤ 32 °F
34 days Dec 14, 1969 – Jan 16, 1970
High temperature ≥ 80 °F 27 days Jun 27 – Jul 23, 2013
High temperature ≥ 90 °F 8 days Aug 11–18, 2002
Lebanon Weather by Year
More
Weather Station Details
Years Station Coordinates
1962–2022 Lebanon Municipal Airport location
1931–1961 West Lebanon location