Monroe, LA

Climate overview — based on NOAA 1991-2020 normals from MONROE RGNL AP, LA US.

Cfa Humid subtropical climate 9a USDA hardiness Zone 9a

Year-round temperatures (°F)

30° 50° 70° 90° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Monroe has an annual average temperature of 65.7°F with about 55.1 inches of precipitation per year. The warmest month is August (average high 93.6°F), and the coldest is January (average low 36.7°F). April is typically the wettest month (5.83 in) and September the driest (3.55 in).

Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
36°F
warmest to coldest month
Heating need
1,950
Cooling need
2,199

Best time to visit Monroe

Full guide →

Climate change signal

All-time records →

54 of 366 (14.8%) of Monroe's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1930s
102
1940s
10
1950s
38
1960s
38
1970s
21
1980s
34
1990s
13
2000s
25
2010s
51
2020s
34

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month Avg High Avg Low Avg Temp Precipitation Snow Rainy days
January 57.0°F 36.7°F 46.8°F 5.15 in 10
February 61.1°F 40.2°F 50.7°F 4.65 in 10
March 69.1°F 47.2°F 58.1°F 5.21 in 10
April 76.8°F 54.2°F 65.5°F 5.83 in 8
May 84.4°F 63.1°F 73.8°F 4.43 in 10
June 90.5°F 70.1°F 80.3°F 4.45 in 9
July 93.2°F 72.5°F 82.8°F 3.94 in 9
August 93.6°F 71.4°F 82.5°F 3.56 in 8
September 88.7°F 65.5°F 77.1°F 3.55 in 7
October 78.8°F 53.7°F 66.3°F 4.95 in 8
November 67.3°F 43.9°F 55.6°F 4.16 in 8
December 59.0°F 38.6°F 48.8°F 5.22 in 10

Climate twins of Monroe

Why these? →

The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).

Frost dates
Last spring / first fall frost
All-time records
Hottest, coldest, wettest
Planting calendar
What to plant, and when

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