Lisbon weather by month
What a typical year looks like in Lisbon, Louisiana: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Homer 1n, 18 km from Lisbon; records cover 1893–2026.
The year at a glance
- Precipitation a year
- 57 in1448 mm
- Snow a year
- 0.7 in1.8 cm
- Last spring freeze
- Mar 22
- First fall freeze
- Nov 13
- Heating degree days
- 2,774
- Cooling degree days
- 2,010
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 19°−7° (heating, 99%) and 100°38° (cooling, 1%).
Month by month
Lisbon in January
Highs average 56°13° and lows 32°0°, with 5.2 in131 mm of precipitation and 0.3 in0.8 cm of snow in a typical January.
- Record high
- 83°28° (1950)
- Record low
- −1°−18° (1962)
- Heating degree days
- 659
- Cooling degree days
- 2
Lisbon in February
Highs average 60°15° and lows 35°2°, with 5.3 in134 mm of precipitation and 0.3 in0.8 cm of snow in a typical February.
- Record high
- 85°29° (2023)
- Record low
- 0°−18° (2021)
- Heating degree days
- 494
- Cooling degree days
- 4
Lisbon in March
Highs average 68°20° and lows 42°5°, with 5.7 in144 mm of precipitation and 0.1 in0.3 cm of snow in a typical March.
- Record high
- 90°32° (1995)
- Record low
- 11°−12° (2019)
- Heating degree days
- 338
- Cooling degree days
- 15
Lisbon in April
Highs average 75°24° and lows 49°10°, with 5.9 in150 mm of precipitation in a typical April.
- Record high
- 93°34° (1987)
- Record low
- 27°−3° (1987)
- Heating degree days
- 140
- Cooling degree days
- 56
Lisbon in May
Highs average 82°28° and lows 59°15°, with 4.7 in120 mm of precipitation in a typical May.
- Record high
- 98°37° (1964)
- Record low
- 33°1° (2013)
- Heating degree days
- 26
- Cooling degree days
- 192
Lisbon in June
Highs average 89°31° and lows 66°19°, with 4 in103 mm of precipitation in a typical June.
- Record high
- 102°39° (2011)
- Record low
- 47°8° (1966)
- Heating degree days
- 0
- Cooling degree days
- 375
Lisbon in July
Highs average 92°33° and lows 70°21°, with 4 in102 mm of precipitation in a typical July.
- Record high
- 105°41° (1954)
- Record low
- 53°12° (1967)
- Heating degree days
- 0
- Cooling degree days
- 490
Lisbon in August
Highs average 92°33° and lows 69°21°, with 3.3 in83 mm of precipitation in a typical August.
- Record high
- 107°42° (1951)
- Record low
- 50°10° (1986)
- Heating degree days
- 0
- Cooling degree days
- 480
Lisbon in September
Highs average 87°31° and lows 62°17°, with 3.7 in95 mm of precipitation in a typical September.
- Record high
- 109°43° (2000)
- Record low
- 36°2° (1967)
- Heating degree days
- 10
- Cooling degree days
- 299
Lisbon in OctoberThis month
Highs average 77°25° and lows 50°10°, with 4.6 in118 mm of precipitation in a typical October.
- Record high
- 100°38° (1954)
- Record low
- 25°−4° (2022)
- Heating degree days
- 131
- Cooling degree days
- 82
Lisbon in November
Highs average 65°19° and lows 40°5°, with 4.6 in118 mm of precipitation in a typical November.
- Record high
- 88°31° (1978)
- Record low
- 15°−9° (1976)
- Heating degree days
- 378
- Cooling degree days
- 12
Lisbon in December
Highs average 58°14° and lows 34°1°, with 5.9 in150 mm of precipitation in a typical December.
- Record high
- 82°28° (1955)
- Record low
- 1°−17° (1989)
- Heating degree days
- 598
- Cooling degree days
- 3