Monroe climate — normals and trends
Monroe (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 16.1 °C and it receives 1,135 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (25.9 °C on average) and the coldest is January (5.7 °C). Rainfall peaks in July.
Monroe averages 47 frost days, 72 hot days (≥ 30 °C) and 125 rainy days per year.
Monroe has warmed by +1.2 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.2 °C (on 29 June 2012) and the coldest -19.2 °C (on 21 January 1985).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
MonroeNorth Carolina
- coords
- 34.99°, -80.55°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.1°C
Average daily high
21.7°C
Average daily low
11.2°C
Annual rainfall
1,135mm
Sunshine / day
9.2h
Mean relative humidity
70%
Average peak wind
14.2km/h
Seasonal range
20.2°C
Frost days (< 0 °C)
47 d/yr
Hot days (≥ 30 °C)
72 d/yr
Rainy days (≥ 1 mm)
125 d/yr
Annual snowfall
10.6 cm
Average feels-like high
21.8 °C
Average feels-like low
10.0 °C
Average peak gust
33.5 km/h
Tropical nights (≥ 20 °C)
79 d/yr
Solar radiation
16.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.2 °C per decade · r² = 0.29 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
40.2 °C
29 June 2012
Coldest day
-19.2 °C
21 January 1985
Wettest day
149 mm
17 August 1971
Windiest day
67.4 km/h
22 September 1989
Strongest gust
161.3 km/h
22 September 1989
Hottest feels-like
44.4 °C
21 August 1983
Coldest feels-like
-25.4 °C
21 January 1985
Snowiest day
26.5 cm
9 February 1948
Sunniest day
14.2 h
26 June 2012
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 9.0 °C | -1.9 °C | 40 mm | -52 mm |
| Feb | 15.1 °C | +2.1 °C | 57 mm | -33 mm |
| Mar | 20.8 °C | +3.6 °C | 62 mm | -42 mm |
| Apr | 24.8 °C | +2.4 °C | 79 mm | -5 mm |
| May | 26.1 °C | -0.4 °C | 138 mm | +54 mm |
| Jun | 31.8 °C | +1.8 °C | 126 mm | +25 mm |
| Jul | 33.1 °C | +1.8 °C | 127 mm | +4 mm |
| Aug | 28.5 °C | -1.8 °C | 139 mm | +20 mm |
| Sep | 28.6 °C | +1.2 °C | 35 mm | -67 mm |
| Oct | 22.2 °C | -0.1 °C | 65 mm | -11 mm |
| Nov | 19.4 °C | +2.5 °C | 24 mm | -53 mm |
| Dec | 12.8 °C | +0.5 °C | 47 mm | -37 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Monroe?
Monroe has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 16.1 °C and it receives 1,135 mm of precipitation per year.
What is the hottest day ever recorded in Monroe?
The hottest day measured in Monroe between 1940 and 2025 was 29 June 2012, reaching 40.2 °C.
What is the coldest day in Monroe?
The coldest day measured in Monroe between 1940 and 2025 was 21 January 1985, at -19.2 °C.
Does it snow in Monroe?
Yes. Monroe gets on average 10.6 cm of snow per year and has around 47 frost days.
Has the climate of Monroe warmed?
Yes: Monroe warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Monroe?
The wettest day measured in Monroe between 1940 and 2025 was 17 August 1971, with 149 mm of rain in 24 hours.
What was the windiest day in Monroe?
The windiest day measured in Monroe between 1940 and 2025 was 22 September 1989, with winds reaching 67.4 km/h.
What is the warmest month in Monroe?
The warmest month in Monroe is July (25.9 °C on average); the coldest is January (5.7 °C).
How much does it rain in Monroe?
Monroe receives on average 1,135 mm of precipitation per year, spread over about 125 rainy days.
Is it sunny in Monroe?
Monroe gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.
What is the biggest single-day snowfall in Monroe?
The heaviest 24-hour snowfall measured in Monroe between 1940 and 2025 was 9 February 1948, with 26.5 cm.
Are there tropical nights in Monroe?
Yes: Monroe has on average 79 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Monroe?
In Monroe, between 1940 and 2025, the highest apparent temperature reached 44.4 °C on 21 August 1983, and the lowest was -25.4 °C on 21 January 1985.
Compare Monroe with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Monroe