Hot-summer humid continental climate
Climate Spencer - Iowa
Annual high57ºF
Annual low35ºF
Precipitation29.51 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 26 | 7 | 0.62 | 9 |
| Feb | 31 | 12 | 0.49 | 6 |
| Mar | 43 | 23 | 1.67 | 6 |
| Apr | 59 | 35 | 3.25 | 2 |
| May | 71 | 47 | 3.82 | 0 |
| Jun | 80 | 57 | 4.40 | 0 |
| Jul | 84 | 62 | 4.07 | 0 |
| Aug | 81 | 59 | 3.83 | 0 |
| Sep | 74 | 49 | 3.26 | 0 |
| Oct | 60 | 37 | 2.10 | 1 |
| Nov | 43 | 24 | 1.27 | 5 |
| Dec | 28 | 11 | 0.73 | 9 |
- JanHigh 26ºFLow 7ºFPrecip 0.62 inch
- FebHigh 31ºFLow 12ºFPrecip 0.49 inch
- MarHigh 43ºFLow 23ºFPrecip 1.67 inch
- AprHigh 59ºFLow 35ºFPrecip 3.25 inch
- MayHigh 71ºFLow 47ºFPrecip 3.82 inch
- JunHigh 80ºFLow 57ºFPrecip 4.40 inch
- JulHigh 84ºFLow 62ºFPrecip 4.07 inch
- AugHigh 81ºFLow 59ºFPrecip 3.83 inch
- SepHigh 74ºFLow 49ºFPrecip 3.26 inch
- OctHigh 60ºFLow 37ºFPrecip 2.10 inch
- NovHigh 43ºFLow 24ºFPrecip 1.27 inch
- DecHigh 28ºFLow 11ºFPrecip 0.73 inch
Climate summary
What is the average weather in Spencer, Iowa?
Spencer experiences a humid continental climate, marked by very large seasonal temperature contrasts. Summers are warm, while winters are very cold and bring significant snowfall. Precipitation is moderate overall, with a strong pattern of wetter summers and drier winters, though moisture is spread relatively evenly throughout the year.
Spencer weather averages
Annual high57ºF
Annual low35ºF
Precipitation29.51 inch
Snowfall38 inch
Daily normals Spencer - Iowa - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 25.6 | 8.5 | 0.02 | 0.02 | 0.30 | 0.30 |
| Jan 2 | 25.4 | 8.3 | 0.05 | 0.05 | 0.60 | 0.60 |
| Jan 3 | 25.3 | 8.1 | 0.07 | 0.07 | 0.90 | 0.90 |
| Jan 4 | 25.2 | 8.0 | 0.10 | 0.10 | 1.30 | 1.30 |
| Jan 5 | 25.1 | 7.8 | 0.13 | 0.13 | 1.60 | 1.60 |
| Jan 6 | 25.0 | 7.6 | 0.15 | 0.15 | 1.90 | 1.90 |
| Jan 7 | 24.9 | 7.5 | 0.18 | 0.18 | 2.20 | 2.20 |
| Jan 8 | 24.9 | 7.3 | 0.20 | 0.20 | 2.50 | 2.50 |
| Jan 9 | 24.8 | 7.2 | 0.23 | 0.23 | 2.80 | 2.80 |
| Jan 10 | 24.8 | 7.1 | 0.25 | 0.25 | 3.10 | 3.10 |
| Jan 11 | 24.7 | 7.0 | 0.28 | 0.28 | 3.50 | 3.50 |
| Jan 12 | 24.7 | 6.8 | 0.30 | 0.30 | 3.80 | 3.80 |
| Jan 13 | 24.7 | 6.8 | 0.32 | 0.32 | 4.10 | 4.10 |
| Jan 14 | 24.7 | 6.7 | 0.34 | 0.34 | 4.40 | 4.40 |
| Jan 15 | 24.7 | 6.6 | 0.36 | 0.36 | 4.70 | 4.70 |
| Jan 16 | 24.7 | 6.5 | 0.39 | 0.39 | 5.00 | 5.00 |
| Jan 17 | 24.7 | 6.5 | 0.41 | 0.41 | 5.30 | 5.30 |
| Jan 18 | 24.8 | 6.4 | 0.43 | 0.43 | 5.60 | 5.60 |
| Jan 19 | 24.8 | 6.4 | 0.45 | 0.45 | 6.00 | 6.00 |
| Jan 20 | 24.9 | 6.4 | 0.47 | 0.47 | 6.30 | 6.30 |
| Jan 21 | 24.9 | 6.4 | 0.49 | 0.49 | 6.60 | 6.60 |
| Jan 22 | 25.0 | 6.4 | 0.52 | 0.52 | 6.90 | 6.90 |
| Jan 23 | 25.1 | 6.4 | 0.54 | 0.54 | 7.20 | 7.20 |
| Jan 24 | 25.2 | 6.5 | 0.56 | 0.56 | 7.60 | 7.60 |
| Jan 25 | 25.3 | 6.5 | 0.58 | 0.58 | 7.90 | 7.90 |
| Jan 26 | 25.4 | 6.6 | 0.61 | 0.61 | 8.20 | 8.20 |
| Jan 27 | 25.5 | 6.7 | 0.63 | 0.63 | 8.50 | 8.50 |
| Jan 28 | 25.6 | 6.8 | 0.65 | 0.65 | 8.80 | 8.80 |
| Jan 29 | 25.8 | 6.9 | 0.67 | 0.67 | 9.10 | 9.10 |
| Jan 30 | 25.9 | 7.0 | 0.70 | 0.70 | 9.50 | 9.50 |
| Jan 31 | 26.1 | 7.2 | 0.72 | 0.72 | 9.80 | 9.80 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Spencer - September 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Sep 1 | 91.9 | 64.0 | 0.10 |
| Sep 2 | 90.0 | 66.9 | 0.15 |
| Sep 3 | 90.0 | 70.0 | 0.15 |
| Sep 4 | 93.0 | 66.9 | 0.00 |
| Sep 5 | 84.9 | 71.1 | 0.19 |
| Sep 6 | 77.0 | 64.9 | 2.10 |
| Sep 7 | 82.0 | 64.9 | 0.01 |
| Sep 8 | 84.0 | 68.0 | 1.33 |
| Sep 9 | 82.9 | 57.0 | 0.00 |
| Sep 10 | 82.9 | 52.0 | 0.00 |
| Sep 11 | 84.0 | 63.0 | 0.00 |
| Sep 12 | 73.9 | 55.0 | 0.00 |
| Sep 13 | 66.0 | 46.0 | 0.03 |
| Sep 14 | 64.0 | 54.0 | 0.54 |
| Sep 15 | 72.0 | 54.0 | 0.00 |
| Sep 16 | 75.0 | 48.9 | 0.00 |
| Sep 17 | 75.0 | 63.0 | 0.00 |
| Sep 18 | 70.0 | 61.0 | 0.28 |
| Sep 19 | 64.0 | 57.9 | 0.05 |
| Sep 20 | 63.0 | 57.9 | 0.02 |
| Sep 21 | 64.0 | 53.1 | 0.62 |
| Sep 22 | 59.0 | 52.0 | 0.01 |
| Sep 23 | 72.0 | 51.1 | 0.00 |
| Sep 24 | 61.0 | 55.0 | 0.25 |
| Sep 25 | 63.0 | 55.9 | T |
| Sep 26 | 64.9 | 60.1 | 0.87 |
| Sep 27 | 68.0 | 61.0 | 0.00 |
| Sep 28 | 72.0 | 62.1 | 0.00 |
| Sep 29 | 72.0 | 55.9 | 0.10 |
| Sep 30 | 73.9 | 64.0 | 0.01 |
The data for September 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 temperature93.0ºF · Sep 4
- Lowest max temperature59.0ºF · Sep 22
- Highest min temperature71.1ºF · Sep 5
- Lowest min temperature46.0ºF · Sep 13
Geo Spencer - Iowa
Location
- Country
- United States
- State
- Iowa
- County
- Clay
- City
- Spencer
- Zip Code
- 51301
- Elevation
- 1335 ft
- Longitude
- -95.20
- Latitude
- 43.17
- ICAO
- –
- IATA
- –