Climate Insights for Two Rivers

Walla Walla County, Wisconsin, United States

Hottest
August
23°C peak
Coldest
January
-6°C low
Wettest
April
97mm rain
Best to Visit
June, July, August
Mild temps & low rain

Climate Overview

The climate in Two Rivers is cool. The average annual temperature is 8°C and approximately 912mm of precipitation falls per year. Two Rivers receives a notable amount of rainfall throughout the year, including during its driest month. Two Rivers is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, December, when temperatures can drop to -6°C. Snowfall occurs from January to December, with around 140cm accumulating over the season.

Temperature

-10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -1° Average: -4° Min: -6° Feb Max: 0° Average: -3° Min: -6° Mar Max: 4° Average: 1° Min: -1° Apr Max: 7° Average: 4° Min: 2° May Max: 12° Average: 9° Min: 7° Jun Max: 18° Average: 15° Min: 13° Jul Max: 23° Average: 20° Min: 18° Aug Max: 23° Average: 21° Min: 18° Sep Max: 20° Average: 18° Min: 16° Oct Max: 14° Average: 12° Min: 9° Nov Max: 7° Average: 4° Min: 2° Dec Max: 1° Average: -1° Min: -3°
Max
Average
Min

Temperatures in Two Rivers vary considerably across the year, with a 29°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 23°C with a mean of 21°C. The coldest month is January, when overnight lows fall to -6°C and the daily average is -4°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between October and November, with a 7°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 48mm Snow: 31mm Feb Precipitation: 46mm Snow: 29mm Mar Precipitation: 87mm Snow: 25mm Apr Precipitation: 97mm Snow: 15mm May Precipitation: 87mm Snow: 1mm Jun Precipitation: 88mm Snow: 0mm Jul Precipitation: 89mm Snow: 0mm Aug Precipitation: 83mm Snow: 0mm Sep Precipitation: 70mm Snow: 0mm Oct Precipitation: 97mm Snow: 2mm Nov Precipitation: 62mm Snow: 10mm Dec Precipitation: 59mm Snow: 28mm
Precipitation
Snow

Two Rivers is a moderately rainy area, receiving approximately 912mm of precipitation annually, which averages out to around 76mm per month. The wettest month is April, averaging 97mm of rainfall. October and July also tend to see above-average precipitation. The driest month is February, with just 46mm. That's 51mm less than April, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Snowfall is a regular feature from January to December, with around 140cm accumulating over the season. January typically sees the most snow at around 31cm.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 22km/h Feb Wind Speed: 22km/h Mar Wind Speed: 21km/h Apr Wind Speed: 20km/h May Wind Speed: 17km/h Jun Wind Speed: 17km/h Jul Wind Speed: 15km/h Aug Wind Speed: 15km/h Sep Wind Speed: 18km/h Oct Wind Speed: 21km/h Nov Wind Speed: 23km/h Dec Wind Speed: 23km/h
Wind Speed

Two Rivers is mildly breezy, with an average annual wind speed of 19km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 23km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 15km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 8km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 22km/h in winter, 19km/h in spring, 16km/h in summer, 21km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

7 days until Autumn

It is currently summer in Two Rivers, which began on June 21, 2026. Two Rivers is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 23°C, while the coldest stretch bottoms out in January near -6°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

Spring

Temperatures range from -1 to 12°C. Precipitation is moderate at around 270mm for the season, averaging 90mm per month. Winds are moderate at around 19km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 13 to 23°C. Precipitation is moderate at around 260mm for the season, averaging 87mm per month. Winds are moderate at around 16km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from 2 to 20°C. Precipitation is moderate at around 229mm for the season, averaging 76mm per month. Expect around 11cm of snow accumulation during this period. Winds are moderate at around 21km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -6 to 1°C. Precipitation is moderate at around 153mm for the season, averaging 51mm per month. Expect around 88cm of snow accumulation during this period. Winds are moderate at around 22km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Best Time to Visit

Jan -4°
Feb -3°
Mar
Apr
May
Jun 15°
Jul 20°
Aug 21°
Sep 18°
Oct 12°
Nov
Dec -1°

The best time to visit Two Rivers is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 82mm per month. By contrast, January can be quite cold with temperatures dropping to -6°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.

Monthly Climate Data

The table below shows monthly climate averages for Two Rivers based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
-6 °C
-1 °C
22 km/h
48 mm
31 cm
Feb
-6 °C
0 °C
22 km/h
46 mm
29 cm
Mar
-1 °C
4 °C
21 km/h
87 mm
25 cm
Apr
2 °C
7 °C
20 km/h
97 mm
15 cm
May
7 °C
12 °C
17 km/h
87 mm
1 cm
Jun
13 °C
18 °C
17 km/h
88 mm
0 cm
Jul
18 °C
23 °C
15 km/h
89 mm
0 cm
Aug
18 °C
23 °C
15 km/h
83 mm
0 cm
Sep Current
16 °C
20 °C
18 km/h
70 mm
0 cm
Oct
9 °C
14 °C
21 km/h
97 mm
2 cm
Nov
2 °C
7 °C
23 km/h
62 mm
10 cm
Dec
-3 °C
1 °C
23 km/h
59 mm
28 cm
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Metric (°C, km/h)