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Weather data for Boulder Junction is updated regularly with the latest available observations and forecasts.

Now · 7:57 PM

Boulder Junction Weather & Hourly Forecast

United States · Wisconsin · 54512

70°F

Mostly cloudy

Feels like: 68°F

💧 Humidity 65% 🌡 Pressure 30.06 inHg 💨 Wind 9 mph 👁 Visibility 27.3 mi ☁ Clouds 91% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Boulder Junction

Today

8:00 PM

Overcast night

68° 💧 None 💨 9 mph H 71%30.06 inHg

11:00 PM

Overcast night

67° 💧 None 💨 10 mph H 76%30.06 inHg

Tomorrow

2:00 AM

Overcast night

66° 💧 0.017 in 💨 11 mph H 80%30.06 inHg

5:00 AM

Light rain

62° 💧 0.052 in 💨 11 mph H 93%30.00 inHg

8:00 AM

Thunderstorms

61° 💧 0.183 in 💨 14 mph H 97%30.00 inHg

11:00 AM

Light thunderstorms

64° 💧 0.075 in 💨 11 mph H 96%29.97 inHg

2:00 PM

Overcast

72° 💧 0.001 in 💨 13 mph H 79%29.91 inHg

5:00 PM

Overcast

74° 💧 None 💨 9 mph H 79%29.88 inHg

8:00 PM

Overcast night

72° 💧 0.000 in 💨 10 mph H 85%29.88 inHg

11:00 PM

Overcast night

72° 💧 0.002 in 💨 11 mph H 87%29.88 inHg

Wednesday

2:00 AM

Overcast night

68° 💧 0.000 in 💨 8 mph H 98%29.88 inHg

5:00 AM

Mostly cloudy night

65° 💧 None 💨 8 mph H 93%29.88 inHg

8:00 AM

Partly cloudy

64° 💧 None 💨 8 mph H 85%29.88 inHg

11:00 AM

Sunny

70° 💧 None 💨 13 mph H 59%29.88 inHg

2:00 PM

Partly cloudy

74° 💧 0.005 in 💨 16 mph H 48%29.85 inHg

5:00 PM

Light rain

70° 💧 0.015 in 💨 14 mph H 55%29.85 inHg

Today

8:00 PM

Overcast night

68° 💧 None 💨 9 mph H 71%30.06 inHg

9:00 PM

Overcast night

68° 💧 None 💨 10 mph H 75%30.09 inHg

10:00 PM

Overcast night

67° 💧 None 💨 10 mph H 76%30.09 inHg

11:00 PM

Overcast night

67° 💧 None 💨 10 mph H 76%30.06 inHg

Tomorrow

12:00 AM

Overcast night

66° 💧 None 💨 11 mph H 78%30.06 inHg

1:00 AM

Overcast night

66° 💧 None 💨 11 mph H 79%30.06 inHg

2:00 AM

Overcast night

66° 💧 None 💨 11 mph H 80%30.06 inHg

3:00 AM

Overcast night

65° 💧 None 💨 11 mph H 81%30.06 inHg

4:00 AM

Light rain

64° 💧 0.017 in 💨 10 mph H 86%30.03 inHg

5:00 AM

Light rain

62° 💧 0.041 in 💨 11 mph H 93%30.00 inHg

6:00 AM

Overcast night

62° 💧 0.003 in 💨 12 mph H 92%30.00 inHg

7:00 AM

Light rain

62° 💧 0.008 in 💨 13 mph H 91%30.00 inHg

8:00 AM

Thunderstorms

61° 💧 0.143 in 💨 14 mph H 97%30.00 inHg

9:00 AM

Light rain

62° 💧 0.035 in 💨 12 mph H 97%30.00 inHg

10:00 AM

Light rain

63° 💧 0.005 in 💨 11 mph H 95%30.00 inHg

11:00 AM

Light thunderstorms

64° 💧 0.032 in 💨 11 mph H 96%29.97 inHg

12:00 PM

Light rain

65° 💧 0.042 in 💨 11 mph H 97%29.97 inHg

1:00 PM

Overcast

68° 💧 0.001 in 💨 12 mph H 88%29.94 inHg

2:00 PM

Overcast

72° 💧 0.000 in 💨 13 mph H 79%29.91 inHg

3:00 PM

Overcast

74° 💧 None 💨 13 mph H 74%29.88 inHg

4:00 PM

Overcast

74° 💧 0.000 in 💨 13 mph H 75%29.88 inHg

5:00 PM

Overcast

74° 💧 None 💨 9 mph H 79%29.88 inHg

6:00 PM

Overcast

73° 💧 None 💨 9 mph H 80%29.88 inHg

7:00 PM

Overcast

72° 💧 None 💨 9 mph H 82%29.88 inHg

8:00 PM

Overcast night

72° 💧 None 💨 10 mph H 85%29.88 inHg

9:00 PM

Overcast night

72° 💧 None 💨 10 mph H 87%29.88 inHg

10:00 PM

Overcast night

72° 💧 0.000 in 💨 10 mph H 88%29.88 inHg

11:00 PM

Overcast night

72° 💧 0.000 in 💨 11 mph H 87%29.88 inHg

Wednesday

12:00 AM

Mostly cloudy night

71° 💧 0.001 in 💨 9 mph H 91%29.88 inHg

1:00 AM

Overcast night

69° 💧 0.000 in 💨 8 mph H 97%29.88 inHg

2:00 AM

Overcast night

68° 💧 0.000 in 💨 8 mph H 98%29.88 inHg

3:00 AM

Overcast night

67° 💧 None 💨 9 mph H 98%29.85 inHg

4:00 AM

Mostly cloudy night

67° 💧 0.000 in 💨 9 mph H 93%29.88 inHg

5:00 AM

Mostly cloudy night

65° 💧 None 💨 8 mph H 93%29.88 inHg

6:00 AM

Overcast night

63° 💧 None 💨 8 mph H 97%29.88 inHg

7:00 AM

Overcast

63° 💧 None 💨 8 mph H 93%29.88 inHg

8:00 AM

Partly cloudy

64° 💧 None 💨 8 mph H 85%29.88 inHg

9:00 AM

Mostly cloudy

66° 💧 None 💨 11 mph H 76%29.88 inHg

10:00 AM

Sunny

68° 💧 None 💨 11 mph H 67%29.88 inHg

11:00 AM

Sunny

70° 💧 None 💨 13 mph H 59%29.88 inHg

12:00 PM

Sunny

72° 💧 None 💨 15 mph H 54%29.88 inHg

1:00 PM

Sunny

74° 💧 None 💨 16 mph H 50%29.85 inHg

2:00 PM

Partly cloudy

74° 💧 None 💨 16 mph H 48%29.85 inHg

3:00 PM

Mostly sunny

73° 💧 0.002 in 💨 16 mph H 48%29.85 inHg

4:00 PM

Partly cloudy

72° 💧 0.003 in 💨 15 mph H 50%29.85 inHg

5:00 PM

Light rain

70° 💧 0.011 in 💨 14 mph H 55%29.85 inHg

6:00 PM

Light rain

68° 💧 0.004 in 💨 11 mph H 62%29.88 inHg

7:00 PM

Sunny

66° 💧 None 💨 8 mph H 69%29.88 inHg

8:00 PM

Clear night

64° 💧 None 💨 7 mph H 75%29.88 inHg

9:00 PM

Clear night

63° 💧 None 💨 7 mph H 79%29.91 inHg

10:00 PM

Clear night

62° 💧 None 💨 7 mph H 81%29.91 inHg

11:00 PM

Clear night

61° 💧 None 💨 7 mph H 83%29.94 inHg

Thursday

12:00 AM

Clear night

60° 💧 None 💨 7 mph H 85%29.94 inHg

1:00 AM

Clear night

59° 💧 None 💨 6 mph H 86%29.94 inHg

2:00 AM

Clear night

58° 💧 None 💨 7 mph H 88%29.94 inHg

3:00 AM

Mostly clear night

57° 💧 None 💨 7 mph H 88%29.94 inHg

4:00 AM

Clear night

57° 💧 None 💨 6 mph H 88%29.94 inHg

5:00 AM

Clear night

56° 💧 None 💨 7 mph H 90%29.94 inHg

6:00 AM

Clear night

55° 💧 None 💨 6 mph H 91%29.97 inHg

7:00 AM

Sunny

55° 💧 None 💨 6 mph H 92%30.00 inHg

10:00 AM

Sunny

63° 💧 None 💨 7 mph H 57%30.00 inHg

1:00 PM

Sunny

68° 💧 None 💨 6 mph H 44%30.00 inHg

4:00 PM

Partly cloudy

71° 💧 None 💨 6 mph H 41%29.94 inHg

7:00 PM

Mostly sunny

64° 💧 None 💨 2 mph H 73%29.94 inHg

10:00 PM

Clear night

60° 💧 None 💨 3 mph H 83%29.97 inHg

Friday

1:00 AM

Mostly clear night

59° 💧 None 💨 7 mph H 86%29.94 inHg

4:00 AM

Clear night

58° 💧 None 💨 8 mph H 86%29.94 inHg

7:00 AM

Sunny

58° 💧 None 💨 9 mph H 85%29.94 inHg

10:00 AM

Mostly sunny

67° 💧 None 💨 11 mph H 66%29.91 inHg

1:00 PM

Mostly cloudy

73° 💧 None 💨 15 mph H 51%29.85 inHg

4:00 PM

Overcast

74° 💧 None 💨 14 mph H 51%29.77 inHg

7:00 PM

Overcast

69° 💧 None 💨 16 mph H 63%29.71 inHg

10:00 PM

Mostly cloudy night

66° 💧 None 💨 16 mph H 72%29.71 inHg

Saturday

1:00 AM

Light rain

62° 💧 None 💨 16 mph H 92%29.71 inHg

4:00 AM

Overcast night

64° 💧 None 💨 12 mph H 95%29.74 inHg

7:00 AM

Partly cloudy

60° 💧 None 💨 10 mph H 87%29.83 inHg

10:00 AM

Sunny

62° 💧 None 💨 9 mph H 64%29.85 inHg

1:00 PM

Sunny

68° 💧 None 💨 10 mph H 49%29.88 inHg

4:00 PM

Sunny

70° 💧 None 💨 11 mph H 43%29.88 inHg

7:00 PM

Mostly sunny

65° 💧 None 💨 7 mph H 58%29.94 inHg

10:00 PM

Mostly cloudy night

58° 💧 None 💨 5 mph H 79%30.00 inHg

Sunday

1:00 AM

Mostly clear night

55° 💧 None 💨 4 mph H 85%30.06 inHg

4:00 AM

Mostly clear night

54° 💧 None 💨 3 mph H 89%30.12 inHg

7:00 AM

Partly cloudy

53° 💧 None 💨 2 mph H 92%30.15 inHg

1:00 PM

Overcast

62° 💧 None 💨 3 mph H 66%30.15 inHg

7:00 PM

Light rain

57° 💧 None 💨 5 mph H 98%30.09 inHg

Monday

1:00 AM

Overcast night

56° 💧 None 💨 10 mph H 98%30.09 inHg

7:00 AM

Light rain

57° 💧 None 💨 13 mph H 98%29.97 inHg

1:00 PM

Light rain

64° 💧 None 💨 14 mph H 99%29.77 inHg

7:00 PM

Very heavy rain

67° 💧 None 💨 12 mph H 99%29.62 inHg

Tuesday

1:00 AM

Clear night

58° 💧 None 💨 11 mph H 95%29.74 inHg

7:00 AM

Partly cloudy

55° 💧 None 💨 11 mph H 85%29.85 inHg

1:00 PM

Partly cloudy

63° 💧 None 💨 14 mph H 49%30.03 inHg

7:00 PM

Partly cloudy

59° 💧 None 💨 7 mph H 60%30.15 inHg

Wednesday

1:00 AM

Clear night

52° 💧 None 💨 4 mph H 88%30.30 inHg

7:00 AM

Sunny

50° 💧 None 💨 4 mph H 93%30.39 inHg

1:00 PM

Mostly cloudy

68° 💧 None 💨 6 mph H 40%30.39 inHg

7:00 PM

Mostly sunny

60° 💧 None 💨 3 mph H 72%30.36 inHg

Thursday

1:00 AM

Overcast night

56° 💧 None 💨 3 mph H 84%30.39 inHg

7:00 AM

Overcast

54° 💧 None 💨 9 mph H 88%30.36 inHg

1:00 PM

Overcast

63° 💧 None 💨 11 mph H 66%30.24 inHg

7:00 PM

Overcast

61° 💧 None 💨 10 mph H 87%30.12 inHg

Friday

1:00 AM

Overcast night

60° 💧 None 💨 5 mph H 98%30.12 inHg

7:00 AM

Overcast

55° 💧 None 💨 8 mph H 95%30.15 inHg

1:00 PM

Partly cloudy

60° 💧 None 💨 6 mph H 64%30.15 inHg

7:00 PM

Partly cloudy

55° 💧 None 💨 7 mph H 74%30.15 inHg

Saturday

1:00 AM

Mostly cloudy night

48° 💧 None 💨 1 mph H 87%30.21 inHg

7:00 AM

Overcast

47° 💧 None 💨 0 mph H 97%30.18 inHg

1:00 PM

Sunny

61° 💧 None 💨 5 mph H 46%30.12 inHg

7:00 PM

Sunny

56° 💧 None 💨 5 mph H 71%30.03 inHg

Sunday

1:00 AM

Overcast night

55° 💧 None 💨 6 mph H 90%30.03 inHg

7:00 AM

Overcast

55° 💧 None 💨 5 mph H 88%30.03 inHg

1:00 PM

Partly cloudy

64° 💧 None 💨 8 mph H 52%30.06 inHg

7:00 PM

Mostly sunny

55° 💧 None 💨 3 mph H 75%30.09 inHg

Monday

1:00 AM

Mostly cloudy night

49° 💧 None 💨 5 mph H 99%30.18 inHg

7:00 AM

Overcast

49° 💧 None 💨 7 mph H 90%30.21 inHg

1:00 PM

Overcast

58° 💧 None 💨 8 mph H 65%30.12 inHg

7:00 PM

Mostly cloudy

57° 💧 None 💨 9 mph H 78%30.00 inHg

Tuesday

1:00 AM

Mostly clear night

54° 💧 None 💨 12 mph H 95%29.91 inHg

7:00 AM

Overcast

57° 💧 None 💨 11 mph H 87%29.83 inHg

In Boulder Junction and, more broadly, across the state of Wisconsin: Tonight, skies will remain mostly cloudy, with temperatures settling into the mid-70s. Winds will be moderate from the southeast at around 10 mph, with gusts reaching up to 25 mph. No rain is expected in the coming hours, providing a dry evening. Temperatures will stay mild to warm, making for a comfortable night. The breeze may bring a slight chill at times, but overall, conditions will be fairly pleasant. Keep in mind that the gusty winds could cause some minor outdoor disturbances. Overall, it's a calm and dry night ahead.

15-Day Weather Outlook for Boulder Junction

Wednesday, Sep 9Wed Sep 9

Overcast 74°/63° 💧 None 💨 16 mph

Thursday, Sep 10Thu Sep 10

Mostly sunny 71°/55° 💧 0.439 in 💨 8 mph

Friday, Sep 11Fri Sep 11

Mostly sunny 74°/58° 💧 None 💨 15 mph

Saturday, Sep 12Sat Sep 12

Light rain 70°/60° 💧 0.041 in 💨 16 mph

Sunday, Sep 13Sun Sep 13

Overcast 65°/53° 💧 0.013 in 💨 7 mph

Monday, Sep 14Mon Sep 14

Light rain 64°/56° 💧 2.368 in 💨 14 mph

Tuesday, Sep 15Tue Sep 15

Very heavy rain 67°/55° 💧 0.892 in 💨 14 mph

Wednesday, Sep 16Wed Sep 16

Partly cloudy 68°/50° 💧 0.000 in 💨 7 mph

Thursday, Sep 17Thu Sep 17

Mostly sunny 63°/54° 💧 0.038 in 💨 11 mph

Friday, Sep 18Fri Sep 18

Overcast 61°/55° 💧 0.074 in 💨 10 mph

Saturday, Sep 19Sat Sep 19

Overcast 61°/47° 💧 None 💨 7 mph

Sunday, Sep 20Sun Sep 20

Overcast 64°/55° 💧 0.002 in 💨 8 mph

Monday, Sep 21Mon Sep 21

Overcast 58°/49° 💧 None 💨 8 mph

Tuesday, Sep 22Tue Sep 22

Overcast 57°/54° 💧 0.040 in 💨 12 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Boulder Junction

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Boulder Junction

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 8:00 PM

PM2.5 Fine particles Good 6,4µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 6,9µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 83,8µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 2,7µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Boulder Junction

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 6,0High 🙂Fair

Tomorrow UV 5,2Moderate 🙂Fair

Wednesday UV 5,7Moderate 🙂Fair

Thursday UV 5,5Moderate 🙂Fair

Friday UV 5,2Moderate 🙂Fair

Saturday UV 5,0Moderate —Unavailable

Sunday UV 3,0Moderate —Unavailable

Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Boulder Junction

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · BOULDER JUNCTION, WISCONSIN

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

28/100Best-hour score

No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.

☁ Cloud cover 100% Real hourly forecast for the best viewing hour.

☾ Moonlight 13% Waning Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 67° high at the best hour.

✦ Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.

Chance ≥1 meteor in 30 minNot meaningful

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

DISCOVER WEATHER NEARBY Weather in other cities

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Forecast data for Boulder Junction were last refreshed today at 7:13 PM. The current forecast period extends through 09/09/2026 at 5:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.