Warm-summer humid continental climate
Climate Sister Bay - Wisconsin
Annual high53ºF
Annual low36ºF
Precipitation30.83 inch
| Month | HighºF | LowºF | Precipinch |
|---|---|---|---|
| Jan | 27 | 12 | 1.44 |
| Feb | 29 | 13 | 1.05 |
| Mar | 38 | 23 | 1.78 |
| Apr | 52 | 33 | 2.73 |
| May | 66 | 43 | 3.14 |
| Jun | 74 | 53 | 3.70 |
| Jul | 79 | 59 | 3.16 |
| Aug | 77 | 58 | 3.39 |
| Sep | 69 | 52 | 3.28 |
| Oct | 56 | 41 | 3.14 |
| Nov | 43 | 31 | 2.48 |
| Dec | 30 | 19 | 1.54 |
- JanHigh 27ºFLow 12ºFPrecip 1.44 inch
- FebHigh 29ºFLow 13ºFPrecip 1.05 inch
- MarHigh 38ºFLow 23ºFPrecip 1.78 inch
- AprHigh 52ºFLow 33ºFPrecip 2.73 inch
- MayHigh 66ºFLow 43ºFPrecip 3.14 inch
- JunHigh 74ºFLow 53ºFPrecip 3.70 inch
- JulHigh 79ºFLow 59ºFPrecip 3.16 inch
- AugHigh 77ºFLow 58ºFPrecip 3.39 inch
- SepHigh 69ºFLow 52ºFPrecip 3.28 inch
- OctHigh 56ºFLow 41ºFPrecip 3.14 inch
- NovHigh 43ºFLow 31ºFPrecip 2.48 inch
- DecHigh 30ºFLow 19ºFPrecip 1.54 inch
Climate summary
What is the average weather in Sister Bay, Wisconsin?
Sister Bay experiences a humid continental climate, marked by very strong seasonal temperature contrasts due to its inland location. Summers are warm, while winters are cold. The area receives moderate precipitation annually, with a distinct pattern of wetter summers and drier winters, though moisture is spread relatively evenly throughout the year.
Sister Bay weather averages
Annual high53ºF
Annual low36ºF
Precipitation30.83 inch
Daily normals Sister Bay - Wisconsin - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 28.3 | 14.1 | 0.07 | 0.07 | 0.50 | 0.50 |
| Jan 2 | 28.1 | 13.9 | 0.13 | 0.13 | 1.00 | 1.00 |
| Jan 3 | 28.0 | 13.7 | 0.20 | 0.20 | 1.50 | 1.50 |
| Jan 4 | 27.8 | 13.5 | 0.27 | 0.27 | 2.00 | 2.00 |
| Jan 5 | 27.6 | 13.3 | 0.34 | 0.34 | 2.60 | 2.60 |
| Jan 6 | 27.5 | 13.1 | 0.41 | 0.41 | 3.10 | 3.10 |
| Jan 7 | 27.3 | 12.9 | 0.47 | 0.47 | 3.60 | 3.60 |
| Jan 8 | 27.2 | 12.8 | 0.53 | 0.53 | 4.10 | 4.10 |
| Jan 9 | 27.0 | 12.6 | 0.60 | 0.60 | 4.70 | 4.70 |
| Jan 10 | 26.9 | 12.4 | 0.66 | 0.66 | 5.20 | 5.20 |
| Jan 11 | 26.8 | 12.3 | 0.72 | 0.72 | 5.70 | 5.70 |
| Jan 12 | 26.7 | 12.2 | 0.78 | 0.78 | 6.30 | 6.30 |
| Jan 13 | 26.6 | 12.0 | 0.83 | 0.83 | 6.80 | 6.80 |
| Jan 14 | 26.5 | 11.9 | 0.88 | 0.88 | 7.40 | 7.40 |
| Jan 15 | 26.4 | 11.8 | 0.94 | 0.94 | 7.90 | 7.90 |
| Jan 16 | 26.3 | 11.7 | 0.99 | 0.99 | 8.40 | 8.40 |
| Jan 17 | 26.3 | 11.6 | 1.04 | 1.04 | 9.00 | 9.00 |
| Jan 18 | 26.2 | 11.5 | 1.09 | 1.09 | 9.50 | 9.50 |
| Jan 19 | 26.2 | 11.4 | 1.14 | 1.14 | 10.10 | 10.10 |
| Jan 20 | 26.1 | 11.3 | 1.20 | 1.20 | 10.60 | 10.60 |
| Jan 21 | 26.1 | 11.3 | 1.25 | 1.25 | 11.20 | 11.20 |
| Jan 22 | 26.1 | 11.2 | 1.30 | 1.30 | 11.80 | 11.80 |
| Jan 23 | 26.1 | 11.2 | 1.35 | 1.35 | 12.30 | 12.30 |
| Jan 24 | 26.1 | 11.1 | 1.40 | 1.40 | 12.90 | 12.90 |
| Jan 25 | 26.1 | 11.1 | 1.44 | 1.44 | 13.50 | 13.50 |
| Jan 26 | 26.1 | 11.1 | 1.49 | 1.49 | 14.00 | 14.00 |
| Jan 27 | 26.2 | 11.0 | 1.53 | 1.53 | 14.60 | 14.60 |
| Jan 28 | 26.2 | 11.0 | 1.58 | 1.58 | 15.20 | 15.20 |
| Jan 29 | 26.3 | 11.0 | 1.62 | 1.62 | 15.80 | 15.80 |
| Jan 30 | 26.3 | 11.0 | 1.67 | 1.67 | 16.30 | 16.30 |
| Jan 31 | 26.4 | 11.0 | 1.71 | 1.71 | 16.80 | 16.80 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Sister Bay - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | 62.1 | 57.9 | 0.04 |
| Oct 2 | 64.0 | 48.9 | 0.12 |
| Oct 3 | – | – | – |
| Oct 4 | – | – | – |
| Oct 5 | – | – | – |
| Oct 6 | 57.9 | 43.0 | 0.01 |
| Oct 7 | 66.9 | 50.0 | 0.00 |
| Oct 8 | 70.0 | 51.1 | 0.00 |
| Oct 9 | 64.0 | 42.1 | 0.00 |
| Oct 10 | – | – | 0.00 |
| Oct 11 | – | – | 0.00 |
| Oct 12 | – | – | 0.00 |
| Oct 13 | 64.0 | 54.0 | 0.20 |
| Oct 14 | 57.0 | 48.9 | 0.00 |
| Oct 15 | 55.9 | 37.9 | 0.00 |
| Oct 16 | 52.0 | 28.9 | 0.77 |
| Oct 17 | – | – | – |
| Oct 18 | – | – | – |
| Oct 19 | – | – | – |
| Oct 20 | 57.0 | 35.1 | 0.00 |
| Oct 21 | 59.0 | 36.0 | 0.00 |
| Oct 22 | 63.0 | 39.9 | 0.00 |
| Oct 23 | 48.9 | 37.0 | 0.00 |
| Oct 24 | – | – | – |
| Oct 25 | – | – | – |
| Oct 26 | – | – | – |
| Oct 27 | 46.9 | 37.9 | 0.05 |
| Oct 28 | 51.1 | 41.0 | 0.02 |
| Oct 29 | 64.9 | 46.9 | 0.09 |
| Oct 30 | 57.9 | 37.9 | 0.00 |
| Oct 31 | – | – | – |
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 temperature70.0ºF · Oct 8
- Lowest max temperature46.9ºF · Oct 27
- Highest min temperature57.9ºF · Oct 1
- Lowest min temperature28.9ºF · Oct 16
Geo Sister Bay - Wisconsin
Location
- Country
- United States
- State
- Wisconsin
- County
- –
- City
- Sister Bay
- Zip Code
- 54234
- Elevation
- 640 ft
- Longitude
- -87.12
- Latitude
- 45.19
- ICAO
- –
- IATA
- –