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Now · 8:36 PM

Knierim Weather & Hourly Forecast

United States · Iowa · 50552

Light rain
57°F
Light rain
Feels like: 55°F
💧 Humidity 95% 🌡 Pressure 30.18 inHg 💨 Wind 8 mph 👁 Visibility 5.5 mi Clouds 100% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Knierim

Today
Light rain · 9:00 PM Light rain
57° 💧 0.034 in 💨 8 mph H 95%30.18 inHg
Tomorrow
Light rain · 12:00 AM Light rain
57° 💧 0.014 in 💨 10 mph H 93%30.21 inHg
Overcast night · 3:00 AM Overcast night
56° 💧 0.008 in 💨 9 mph H 94%30.24 inHg
Overcast night · 6:00 AM Overcast night
54° 💧 0.005 in 💨 8 mph H 93%30.27 inHg
Overcast · 9:00 AM Overcast
54° 💧 0.002 in 💨 9 mph H 89%30.30 inHg
Overcast · 12:00 PM Overcast
59° 💧 0.000 in 💨 9 mph H 75%30.30 inHg
Overcast · 3:00 PM Overcast
63° 💧 0.002 in 💨 8 mph H 68%30.27 inHg
Overcast · 6:00 PM Overcast
61° 💧 None 💨 9 mph H 72%30.27 inHg
Overcast night · 9:00 PM Overcast night
59° 💧 None 💨 9 mph H 74%30.30 inHg
Wednesday
Overcast night · 12:00 AM Overcast night
57° 💧 None 💨 8 mph H 74%30.33 inHg
Overcast night · 3:00 AM Overcast night
56° 💧 None 💨 7 mph H 76%30.33 inHg
Overcast night · 6:00 AM Overcast night
55° 💧 None 💨 6 mph H 80%30.33 inHg
Overcast · 9:00 AM Overcast
56° 💧 0.001 in 💨 8 mph H 77%30.36 inHg
Overcast · 12:00 PM Overcast
60° 💧 None 💨 8 mph H 65%30.39 inHg
Overcast · 3:00 PM Overcast
63° 💧 None 💨 8 mph H 61%30.33 inHg
Overcast · 6:00 PM Overcast
64° 💧 None 💨 7 mph H 63%30.27 inHg

In Knierim and, more broadly, across the state of Iowa: Tonight, expect mostly cloudy skies with temperatures remaining cool, ranging from 57 to 58 degrees Fahrenheit. Winds will be coming from the northeast at around 12 mph, with gusts reaching up to 20 mph, creating a breezy evening. There is a high likelihood of rain, with total accumulation expected to be approximately 0.25 inches. The rain may be brief but could be persistent at times during the night. Conditions will be damp and breezy through the early hours, so plan accordingly if you are heading outdoors. Temperatures are expected to stay steady, with no significant drops or rises overnight.

15-Day Weather Outlook for Knierim

TomorrowTomorrow Overcast Overcast 63°/54° 💧 None 💨 10 mph
Wednesday, Sep 23Wed Sep 23 Overcast Overcast 64°/54° 💧 None 💨 8 mph
Thursday, Sep 24Thu Sep 24 Moderate rain Moderate rain 64°/56° 💧 1.104 in 💨 11 mph
Friday, Sep 25Fri Sep 25 Light rain Light rain 65°/59° 💧 0.069 in 💨 11 mph
Saturday, Sep 26Sat Sep 26 Heavy rain Heavy rain 65°/60° 💧 0.932 in 💨 15 mph
Sunday, Sep 27Sun Sep 27 Overcast Overcast 75°/62° 💧 0.001 in 💨 9 mph
Monday, Sep 28Mon Sep 28 Overcast Overcast 76°/62° 💧 None 💨 11 mph
Tuesday, Sep 29Tue Sep 29 Moderate rain Moderate rain 67°/63° 💧 0.740 in 💨 10 mph
Wednesday, Sep 30Wed Sep 30 Overcast Overcast 69°/61° 💧 0.016 in 💨 8 mph
Thursday, Oct 1Thu Oct 1 Overcast Overcast 72°/62° 💧 0.002 in 💨 7 mph
Friday, Oct 2Fri Oct 2 Mostly sunny Mostly sunny 71°/59° 💧 0.001 in 💨 6 mph
Saturday, Oct 3Sat Oct 3 Mostly sunny Mostly sunny 67°/57° 💧 0.002 in 💨 17 mph
Sunday, Oct 4Sun Oct 4 Partly cloudy Partly cloudy 65°/55° 💧 0.005 in 💨 16 mph
Monday, Oct 5Mon Oct 5 Mostly sunny Mostly sunny 66°/46° 💧 None 💨 7 mph
Tuesday, Oct 6Tue Oct 6 Sunny Sunny 58°/55° 💧 None 💨 10 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Knierim

Vertical axis: °F · Color based on temperature
Light rain at 9:00 PM
57° Today 9:00 PM
Light rain at 10:00 PM
57° 10:00 PM
Light rain at 11:00 PM
57° 11:00 PM
Light rain at 12:00 AM
57° 12:00 AM
Overcast night at 1:00 AM
56° Tomorrow 1:00 AM
Light rain at 2:00 AM
56° 2:00 AM
Overcast night at 3:00 AM
56° 3:00 AM
Overcast night at 4:00 AM
55° 4:00 AM
Overcast night at 5:00 AM
55° Tomorrow 5:00 AM
Overcast night at 6:00 AM
54° 6:00 AM
Overcast night at 7:00 AM
54° 7:00 AM
Overcast at 8:00 AM
54° 8:00 AM
Overcast at 9:00 AM
54° Tomorrow 9:00 AM
Overcast at 10:00 AM
55° 10:00 AM
Overcast at 11:00 AM
56° 11:00 AM
Overcast at 12:00 PM
59° 12:00 PM
Overcast at 1:00 PM
60° Tomorrow 1:00 PM
Overcast at 2:00 PM
61° 2:00 PM
Overcast at 3:00 PM
63° 3:00 PM
Overcast at 4:00 PM
63° 4:00 PM
Overcast at 5:00 PM
62° Tomorrow 5:00 PM
Overcast at 6:00 PM
61° 6:00 PM
Overcast at 7:00 PM
60° 7:00 PM
Overcast night at 8:00 PM
59° 8:00 PM
Overcast night at 9:00 PM
59° Tomorrow 9:00 PM
Overcast night at 10:00 PM
58° 10:00 PM
Overcast night at 11:00 PM
58° 11:00 PM
Overcast night at 12:00 AM
57° 12:00 AM
Overcast night at 1:00 AM
57° Wednesday 1:00 AM
Overcast night at 2:00 AM
56° 2:00 AM
Overcast night at 3:00 AM
56° 3:00 AM
Overcast night at 4:00 AM
55° 4:00 AM
Overcast night at 5:00 AM
55° Wednesday 5:00 AM
Overcast night at 6:00 AM
55° 6:00 AM
Overcast night at 7:00 AM
54° 7:00 AM
Overcast at 8:00 AM
55° 8:00 AM
Overcast at 9:00 AM
56° Wednesday 9:00 AM
Overcast at 10:00 AM
57° 10:00 AM
Overcast at 11:00 AM
59° 11:00 AM
Overcast at 12:00 PM
60° 12:00 PM
Overcast at 1:00 PM
62° Wednesday 1:00 PM
Overcast at 2:00 PM
63° 2:00 PM
Overcast at 3:00 PM
63° 3:00 PM
Overcast at 4:00 PM
64° 4:00 PM
Overcast at 5:00 PM
64° Wednesday 5:00 PM
Overcast at 6:00 PM
64° 6:00 PM
Partly cloudy at 7:00 PM
62° 7:00 PM
Mostly cloudy night at 8:00 PM
60° 8:00 PM
Partly cloudy night at 9:00 PM
59° Wednesday 9:00 PM
Overcast night at 10:00 PM
58° 10:00 PM
Partly cloudy night at 11:00 PM
58° 11:00 PM
Overcast night at 12:00 AM
57° 12:00 AM
Overcast night at 1:00 AM
57° Thursday 1:00 AM
Mostly cloudy night at 2:00 AM
57° 2:00 AM
Mostly cloudy night at 3:00 AM
56° 3:00 AM
Mostly cloudy night at 4:00 AM
56° 4:00 AM
Overcast night at 5:00 AM
56° Thursday 5:00 AM
Overcast night at 6:00 AM
56° 6:00 AM
Overcast night at 7:00 AM
56° 7:00 AM
Overcast at 4:00 PM
67° 4:00 PM
Overcast at 7:00 PM
64° Thursday 7:00 PM
Overcast night at 10:00 PM
63° 10:00 PM
Overcast night at 1:00 AM
62° 1:00 AM
Overcast night at 4:00 AM
61° 4:00 AM
Overcast night at 7:00 AM
60° Friday 7:00 AM
Overcast at 10:00 AM
61° 10:00 AM
Moderate rain at 1:00 PM
62° 1:00 PM
Light rain at 4:00 PM
62° 4:00 PM
Moderate rain at 7:00 PM
62° Friday 7:00 PM
Overcast night at 10:00 PM
62° 10:00 PM
Light rain at 1:00 AM
62° 1:00 AM
Light rain at 4:00 AM
61° 4:00 AM
Moderate rain at 7:00 AM
61° Saturday 7:00 AM
Light rain at 10:00 AM
64° 10:00 AM
Overcast at 1:00 PM
68° 1:00 PM
Partly cloudy at 4:00 PM
74° 4:00 PM
Overcast at 7:00 PM
71° Saturday 7:00 PM
Clear night at 10:00 PM
68° 10:00 PM
Partly cloudy night at 1:00 AM
65° 1:00 AM
Clear night at 4:00 AM
63° 4:00 AM
Clear night at 7:00 AM
61° Sunday 7:00 AM
Sunny at 10:00 AM
67° 10:00 AM
Sunny at 1:00 PM
76° 1:00 PM
Sunny at 7:00 PM
75° 7:00 PM
Mostly clear night at 1:00 AM
72° Monday 1:00 AM
Clear night at 7:00 AM
65° 7:00 AM
Sunny at 1:00 PM
62° 1:00 PM
Sunny at 7:00 PM
76° 7:00 PM
Overcast night at 1:00 AM
72° Tuesday 1:00 AM
Light rain at 7:00 AM
67° 7:00 AM
Light rain at 1:00 PM
63° 1:00 PM
Moderate rain at 7:00 PM
65° 7:00 PM
Partly cloudy night at 1:00 AM
66° Wednesday 1:00 AM
Mostly clear night at 7:00 AM
63° 7:00 AM
Overcast at 1:00 PM
61° 1:00 PM
Overcast at 7:00 PM
68° 7:00 PM
Overcast night at 1:00 AM
69° Thursday 1:00 AM
Mostly cloudy night at 7:00 AM
65° 7:00 AM
Overcast at 1:00 PM
62° 1:00 PM
Overcast at 7:00 PM
72° 7:00 PM
Overcast night at 1:00 AM
68° Friday 1:00 AM
Mostly clear night at 7:00 AM
61° 7:00 AM
Sunny at 1:00 PM
59° 1:00 PM
Clear night at 7:00 PM
71° 7:00 PM
Overcast night at 1:00 AM
69° Saturday 1:00 AM
Clear night at 7:00 AM
61° 7:00 AM
Mostly sunny at 1:00 PM
57° 1:00 PM
Clear night at 7:00 PM
67° 7:00 PM
Partly cloudy night at 1:00 AM
62° Sunday 1:00 AM
Partly cloudy night at 7:00 AM
55° 7:00 AM
Overcast at 1:00 PM
57° 1:00 PM
Partly cloudy night at 7:00 PM
65° 7:00 PM
Clear night at 1:00 AM
60° Monday 1:00 AM
Clear night at 7:00 AM
51° 7:00 AM
Mostly sunny at 1:00 PM
46° 1:00 PM
Partly cloudy night at 7:00 PM
66° 7:00 PM
Clear night at 1:00 AM
62° Tuesday 1:00 AM
Clear night at 7:00 AM
58° 7:00 AM
Sunny at 1:00 PM
55° 1:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Knierim

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 9:00 PM
PM2.5 Fine particles Good 0,8µg/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 0,9µg/m³

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

O₃ Ozone Good 36,2µg/m³

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

NO₂ Nitrogen dioxide Good 3,7µg/m³

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

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Knierim

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 0,4Low 😊Good
Tomorrow UV 0,8Low 😊Good
Wednesday UV 5,9Moderate 🙂Fair
Thursday UV 0,8Low 🙂Fair
Friday UV 2,5Low 🙂Fair
Saturday UV 5,0Moderate Unavailable
Sunday UV 5,0Moderate Unavailable
Today's weather health advice Open today's recommendations.

Low UV risk

UV radiation will be low, although basic protection is still advisable during prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

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 Knierim

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 9:00 PM 10:00 PM 11:00 PM 12:00 AM Tomorrow 1:00 AM 2:00 AM 3:00 AM 4:00 AM Tomorrow 5:00 AM 6:00 AM 7:00 AM 8:00 AM Tomorrow 9:00 AM 10:00 AM 11:00 AM 12:00 PM Tomorrow 1:00 PM 2:00 PM 3:00 PM 4:00 PM Tomorrow 5:00 PM 6:00 PM 7:00 PM 8:00 PM Tomorrow 9:00 PM 10:00 PM 11:00 PM 12:00 AM Wednesday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Wednesday 5:00 AM 6:00 AM 7:00 AM 8:00 AM Wednesday 9:00 AM 10:00 AM 11:00 AM 12:00 PM Wednesday 1:00 PM 2:00 PM 3:00 PM 4:00 PM Wednesday 5:00 PM 6:00 PM 7:00 PM 8:00 PM Wednesday 9:00 PM 10:00 PM 11:00 PM 12:00 AM Thursday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Thursday 5:00 AM 6:00 AM 7:00 AM 4:00 PM Thursday 7:00 PM 10:00 PM 1:00 AM 4:00 AM Friday 7:00 AM 10:00 AM 1:00 PM 4:00 PM Friday 7:00 PM 10:00 PM 1:00 AM 4:00 AM Saturday 7:00 AM 10:00 AM 1:00 PM 4:00 PM Saturday 7:00 PM 10:00 PM 1:00 AM 4:00 AM Sunday 7:00 AM 10:00 AM 1:00 PM 7:00 PM Monday 1:00 AM 7:00 AM 1:00 PM 7:00 PM Tuesday 1:00 AM 7:00 AM 1:00 PM 7:00 PM Wednesday 1:00 AM 7:00 AM 1:00 PM 7:00 PM Thursday 1:00 AM 7:00 AM 1:00 PM 7:00 PM Friday 1:00 AM 7:00 AM 1:00 PM 7:00 PM Saturday 1:00 AM 7:00 AM 1:00 PM 7:00 PM Sunday 1:00 AM 7:00 AM 1:00 PM 7:00 PM Monday 1:00 AM 7:00 AM 1:00 PM 7:00 PM Tuesday 1:00 AM 7:00 AM 1:00 PM
Sustained wind Max gusts
NIGHT SKY · KNIERIM, IOWA

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

23/100Best-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 81% Waxing Gibbous · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 83° 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
ACTIVE NOW
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.

Forecast data for Knierim were last refreshed today at 8:36 PM. The current forecast period extends through 23/09/2026 at 6:00 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.