Hot-summer humid continental climate
Climate Potosi - Missouri
Annual high65ºF
Annual low45ºF
Precipitation43.94 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 40 | 21 | 2.55 | 3 |
| Feb | 45 | 25 | 2.66 | 4 |
| Mar | 55 | 34 | 3.69 | 2 |
| Apr | 66 | 44 | 4.34 | 0 |
| May | 74 | 53 | 4.82 | 0 |
| Jun | 81 | 62 | 3.83 | 0 |
| Jul | 86 | 67 | 3.62 | 0 |
| Aug | 85 | 65 | 3.49 | 0 |
| Sep | 78 | 57 | 3.72 | 0 |
| Oct | 67 | 46 | 3.63 | 0 |
| Nov | 55 | 35 | 4.01 | 1 |
| Dec | 42 | 24 | 3.58 | 5 |
- JanHigh 40ºFLow 21ºFPrecip 2.55 inch
- FebHigh 45ºFLow 25ºFPrecip 2.66 inch
- MarHigh 55ºFLow 34ºFPrecip 3.69 inch
- AprHigh 66ºFLow 44ºFPrecip 4.34 inch
- MayHigh 74ºFLow 53ºFPrecip 4.82 inch
- JunHigh 81ºFLow 62ºFPrecip 3.83 inch
- JulHigh 86ºFLow 67ºFPrecip 3.62 inch
- AugHigh 85ºFLow 65ºFPrecip 3.49 inch
- SepHigh 78ºFLow 57ºFPrecip 3.72 inch
- OctHigh 67ºFLow 46ºFPrecip 3.63 inch
- NovHigh 55ºFLow 35ºFPrecip 4.01 inch
- DecHigh 42ºFLow 24ºFPrecip 3.58 inch
Climate summary
What is the average weather in Potosi, Missouri?
Potosi experiences a humid continental climate, marked by very large seasonal temperature contrasts. Summers are warm, while winters are cold and bring regular snowfall. Precipitation is fairly wet overall, spread relatively evenly through the year, with winter moisture often arriving as snow.
Potosi weather averages
Annual high65ºF
Annual low45ºF
Precipitation43.94 inch
Snowfall15 inch
Daily normals Potosi - Missouri - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 39.9 | 22.6 | 0.10 | 0.10 | 0.10 | 0.10 |
| Jan 2 | 39.8 | 22.5 | 0.20 | 0.20 | 0.20 | 0.20 |
| Jan 3 | 39.6 | 22.3 | 0.30 | 0.30 | 0.20 | 0.20 |
| Jan 4 | 39.5 | 22.1 | 0.39 | 0.39 | 0.30 | 0.30 |
| Jan 5 | 39.4 | 21.9 | 0.49 | 0.49 | 0.40 | 0.40 |
| Jan 6 | 39.3 | 21.8 | 0.58 | 0.58 | 0.50 | 0.50 |
| Jan 7 | 39.2 | 21.7 | 0.67 | 0.67 | 0.60 | 0.60 |
| Jan 8 | 39.2 | 21.5 | 0.77 | 0.77 | 0.70 | 0.70 |
| Jan 9 | 39.1 | 21.4 | 0.86 | 0.86 | 0.80 | 0.80 |
| Jan 10 | 39.1 | 21.3 | 0.95 | 0.95 | 0.80 | 0.80 |
| Jan 11 | 39.0 | 21.2 | 1.04 | 1.04 | 0.90 | 0.90 |
| Jan 12 | 39.0 | 21.1 | 1.13 | 1.13 | 1.00 | 1.00 |
| Jan 13 | 39.0 | 21.0 | 1.22 | 1.22 | 1.10 | 1.10 |
| Jan 14 | 39.0 | 21.0 | 1.31 | 1.31 | 1.20 | 1.20 |
| Jan 15 | 39.0 | 20.9 | 1.40 | 1.40 | 1.30 | 1.30 |
| Jan 16 | 39.1 | 20.9 | 1.49 | 1.49 | 1.40 | 1.40 |
| Jan 17 | 39.1 | 20.9 | 1.59 | 1.59 | 1.50 | 1.50 |
| Jan 18 | 39.2 | 20.9 | 1.68 | 1.68 | 1.70 | 1.70 |
| Jan 19 | 39.2 | 20.9 | 1.77 | 1.77 | 1.80 | 1.80 |
| Jan 20 | 39.3 | 20.9 | 1.86 | 1.86 | 2.00 | 2.00 |
| Jan 21 | 39.4 | 20.9 | 1.94 | 1.94 | 2.10 | 2.10 |
| Jan 22 | 39.6 | 21.0 | 2.03 | 2.03 | 2.30 | 2.30 |
| Jan 23 | 39.7 | 21.0 | 2.12 | 2.12 | 2.40 | 2.40 |
| Jan 24 | 39.8 | 21.1 | 2.22 | 2.22 | 2.60 | 2.60 |
| Jan 25 | 40.0 | 21.2 | 2.32 | 2.32 | 2.70 | 2.70 |
| Jan 26 | 40.2 | 21.3 | 2.41 | 2.41 | 2.90 | 2.90 |
| Jan 27 | 40.3 | 21.4 | 2.50 | 2.50 | 3.00 | 3.00 |
| Jan 28 | 40.5 | 21.5 | 2.58 | 2.58 | 3.20 | 3.20 |
| Jan 29 | 40.7 | 21.6 | 2.66 | 2.66 | 3.30 | 3.30 |
| Jan 30 | 41.0 | 21.8 | 2.75 | 2.75 | 3.50 | 3.50 |
| Jan 31 | 41.2 | 21.9 | 2.84 | 2.84 | 3.60 | 3.60 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Potosi - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | 91.0 | 70.0 | 0.00 |
| Oct 2 | 88.0 | 64.0 | 0.32 |
| Oct 3 | 69.1 | 50.0 | 0.05 |
| Oct 4 | 75.0 | 48.0 | 0.00 |
| Oct 5 | – | – | – |
| Oct 6 | – | – | – |
| Oct 7 | – | – | – |
| Oct 8 | 87.1 | 59.0 | 0.00 |
| Oct 9 | 86.0 | 55.9 | 0.00 |
| Oct 10 | 87.1 | 57.9 | 0.00 |
| Oct 11 | 80.1 | 52.0 | 0.00 |
| Oct 12 | 89.1 | 66.9 | 0.00 |
| Oct 13 | 90.0 | 68.0 | 0.00 |
| Oct 14 | 90.0 | 68.0 | 0.39 |
| Oct 15 | 75.0 | 64.9 | 0.02 |
| Oct 16 | 81.0 | 52.0 | 0.18 |
| Oct 17 | 53.1 | 39.9 | 0.02 |
| Oct 18 | – | – | – |
| Oct 19 | 66.9 | 46.0 | 0.00 |
| Oct 20 | – | – | – |
| Oct 21 | – | – | – |
| Oct 22 | 73.9 | 48.9 | 0.00 |
| Oct 23 | 77.0 | 48.0 | 0.00 |
| Oct 24 | 77.0 | 51.1 | 0.00 |
| Oct 25 | 77.0 | 52.0 | 0.00 |
| Oct 26 | 79.0 | 57.9 | 0.00 |
| Oct 27 | 75.0 | 55.0 | 0.00 |
| Oct 28 | 69.1 | 55.0 | 0.00 |
| Oct 29 | 78.1 | 57.9 | 0.00 |
| Oct 30 | 81.0 | 59.0 | 0.00 |
| Oct 31 | 80.1 | 57.9 | 0.00 |
The data for October 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature91.0ºF · Oct 1
- Lowest max temperature53.1ºF · Oct 17
- Highest min temperature70.0ºF · Oct 1
- Lowest min temperature39.9ºF · Oct 17
Geo Potosi - Missouri
Location
- Country
- United States
- State
- Missouri
- County
- Washington
- City
- Potosi
- Zip Code
- 63664
- Elevation
- 899 ft
- Longitude
- -90.79
- Latitude
- 37.94
- ICAO
- –
- IATA
- –