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Current weather in Oskaloosa is clear sky.

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This page shows hourly weather forecast for Oskaloosa, including temperature, wind, precipitation, humidity and cloud cover.

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

Now · 10:04 AM

Oskaloosa Weather & Hourly Forecast

United States · Iowa · 52577

82°F

Sunny

Feels like: 90°F

💧 Humidity 75% 🌡 Pressure 29.97 inHg 💨 Wind 3 mph 👁 Visibility 19.7 mi ☁ Clouds 6% ☀️ UV index 2.9 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Oskaloosa

Today

11:00 AM

Sunny

85° 💧 None 💨 3 mph H 69%29.97 inHg

2:00 PM

Sunny

90° 💧 None 💨 6 mph H 61%29.94 inHg

5:00 PM

Sunny

90° 💧 None 💨 5 mph H 61%29.88 inHg

8:00 PM

Clear night

83° 💧 None 💨 4 mph H 78%29.91 inHg

11:00 PM

Mostly clear night

80° 💧 None 💨 8 mph H 84%29.97 inHg

Tomorrow

2:00 AM

Mostly clear night

76° 💧 None 💨 8 mph H 88%29.97 inHg

5:00 AM

Overcast night

72° 💧 None 💨 6 mph H 95%30.00 inHg

8:00 AM

Mostly cloudy

73° 💧 None 💨 7 mph H 92%30.06 inHg

11:00 AM

Sunny

81° 💧 None 💨 10 mph H 68%30.03 inHg

2:00 PM

Overcast

86° 💧 None 💨 8 mph H 57%30.00 inHg

5:00 PM

Overcast

83° 💧 None 💨 7 mph H 61%30.00 inHg

8:00 PM

Mostly cloudy night

79° 💧 None 💨 8 mph H 68%29.97 inHg

11:00 PM

Mostly cloudy night

75° 💧 None 💨 6 mph H 74%30.03 inHg

Monday

2:00 AM

Mostly cloudy night

74° 💧 None 💨 8 mph H 74%30.06 inHg

5:00 AM

Mostly cloudy night

71° 💧 None 💨 9 mph H 74%30.06 inHg

8:00 AM

Partly cloudy

70° 💧 None 💨 9 mph H 70%30.09 inHg

Today

11:00 AM

Sunny

85° 💧 None 💨 3 mph H 69%29.97 inHg

12:00 PM

Sunny

87° 💧 None 💨 4 mph H 65%29.97 inHg

1:00 PM

Sunny

89° 💧 None 💨 5 mph H 62%29.94 inHg

2:00 PM

Sunny

90° 💧 None 💨 6 mph H 61%29.94 inHg

3:00 PM

Sunny

91° 💧 None 💨 5 mph H 61%29.91 inHg

4:00 PM

Sunny

91° 💧 None 💨 5 mph H 61%29.91 inHg

5:00 PM

Sunny

90° 💧 None 💨 5 mph H 61%29.88 inHg

6:00 PM

Sunny

89° 💧 None 💨 5 mph H 62%29.88 inHg

7:00 PM

Sunny

87° 💧 None 💨 4 mph H 71%29.88 inHg

8:00 PM

Clear night

83° 💧 None 💨 4 mph H 78%29.91 inHg

9:00 PM

Clear night

82° 💧 None 💨 6 mph H 81%29.94 inHg

10:00 PM

Mostly clear night

80° 💧 None 💨 8 mph H 83%29.94 inHg

11:00 PM

Mostly clear night

80° 💧 None 💨 8 mph H 84%29.97 inHg

Tomorrow

12:00 AM

Clear night

78° 💧 None 💨 9 mph H 87%29.97 inHg

1:00 AM

Mostly clear night

77° 💧 None 💨 8 mph H 88%29.97 inHg

2:00 AM

Mostly clear night

76° 💧 None 💨 8 mph H 88%29.97 inHg

3:00 AM

Mostly cloudy night

74° 💧 None 💨 8 mph H 90%29.97 inHg

4:00 AM

Mostly cloudy night

73° 💧 None 💨 7 mph H 92%29.97 inHg

5:00 AM

Overcast night

72° 💧 None 💨 6 mph H 95%30.00 inHg

6:00 AM

Mostly cloudy night

72° 💧 None 💨 7 mph H 96%30.00 inHg

7:00 AM

Overcast

71° 💧 None 💨 7 mph H 97%30.03 inHg

8:00 AM

Mostly cloudy

73° 💧 None 💨 7 mph H 92%30.06 inHg

9:00 AM

Mostly cloudy

75° 💧 None 💨 9 mph H 85%30.03 inHg

10:00 AM

Mostly sunny

77° 💧 None 💨 8 mph H 77%30.03 inHg

11:00 AM

Sunny

81° 💧 None 💨 10 mph H 68%30.03 inHg

12:00 PM

Sunny

84° 💧 None 💨 7 mph H 63%30.03 inHg

1:00 PM

Mostly sunny

85° 💧 None 💨 8 mph H 59%30.03 inHg

2:00 PM

Overcast

86° 💧 None 💨 8 mph H 57%30.00 inHg

3:00 PM

Overcast

86° 💧 None 💨 8 mph H 56%30.00 inHg

4:00 PM

Overcast

84° 💧 None 💨 7 mph H 59%30.00 inHg

5:00 PM

Overcast

83° 💧 None 💨 7 mph H 61%30.00 inHg

6:00 PM

Overcast

82° 💧 None 💨 7 mph H 63%29.97 inHg

7:00 PM

Mostly cloudy

80° 💧 None 💨 8 mph H 66%29.97 inHg

8:00 PM

Mostly cloudy night

79° 💧 None 💨 8 mph H 68%29.97 inHg

9:00 PM

Partly cloudy night

78° 💧 None 💨 9 mph H 69%29.97 inHg

10:00 PM

Partly cloudy night

77° 💧 None 💨 8 mph H 71%30.00 inHg

11:00 PM

Mostly cloudy night

75° 💧 None 💨 6 mph H 74%30.03 inHg

Monday

12:00 AM

Partly cloudy night

74° 💧 None 💨 6 mph H 75%30.03 inHg

1:00 AM

Overcast night

73° 💧 None 💨 7 mph H 76%30.03 inHg

2:00 AM

Mostly cloudy night

74° 💧 None 💨 8 mph H 74%30.06 inHg

3:00 AM

Mostly clear night

73° 💧 None 💨 8 mph H 74%30.06 inHg

4:00 AM

Overcast night

72° 💧 None 💨 9 mph H 75%30.06 inHg

5:00 AM

Mostly cloudy night

71° 💧 None 💨 9 mph H 74%30.06 inHg

6:00 AM

Mostly cloudy night

71° 💧 None 💨 9 mph H 73%30.09 inHg

7:00 AM

Mostly cloudy

70° 💧 None 💨 10 mph H 72%30.09 inHg

8:00 AM

Partly cloudy

70° 💧 None 💨 9 mph H 70%30.09 inHg

9:00 AM

Mostly cloudy

72° 💧 None 💨 10 mph H 65%30.09 inHg

10:00 AM

Mostly cloudy

74° 💧 None 💨 10 mph H 61%30.09 inHg

11:00 AM

Sunny

76° 💧 None 💨 9 mph H 56%30.09 inHg

12:00 PM

Mostly cloudy

81° 💧 None 💨 9 mph H 47%30.09 inHg

1:00 PM

Mostly cloudy

83° 💧 None 💨 9 mph H 43%30.06 inHg

2:00 PM

Overcast

85° 💧 None 💨 10 mph H 41%30.03 inHg

3:00 PM

Mostly cloudy

86° 💧 None 💨 11 mph H 39%30.03 inHg

4:00 PM

Overcast

86° 💧 None 💨 11 mph H 38%30.00 inHg

5:00 PM

Overcast

85° 💧 None 💨 11 mph H 40%30.00 inHg

6:00 PM

Partly cloudy

84° 💧 None 💨 10 mph H 43%30.00 inHg

7:00 PM

Sunny

81° 💧 None 💨 11 mph H 46%30.00 inHg

Tuesday

4:00 AM

Overcast night

72° 💧 None 💨 10 mph H 60%30.00 inHg

7:00 AM

Mostly cloudy

72° 💧 None 💨 9 mph H 55%30.03 inHg

10:00 AM

Sunny

81° 💧 None 💨 9 mph H 44%30.00 inHg

1:00 PM

Sunny

93° 💧 None 💨 10 mph H 35%29.97 inHg

4:00 PM

Sunny

98° 💧 None 💨 11 mph H 33%29.88 inHg

7:00 PM

Mostly cloudy

92° 💧 None 💨 11 mph H 39%29.88 inHg

10:00 PM

Mostly clear night

88° 💧 None 💨 11 mph H 42%29.94 inHg

Wednesday

1:00 AM

Overcast night

85° 💧 None 💨 9 mph H 43%29.91 inHg

4:00 AM

Heavy rain

75° 💧 None 💨 2 mph H 92%30.00 inHg

7:00 AM

Light rain

73° 💧 None 💨 5 mph H 94%30.03 inHg

10:00 AM

Overcast

79° 💧 None 💨 7 mph H 84%30.09 inHg

1:00 PM

Mostly cloudy

84° 💧 None 💨 3 mph H 62%30.06 inHg

4:00 PM

Partly cloudy

86° 💧 None 💨 4 mph H 45%30.00 inHg

7:00 PM

Sunny

79° 💧 None 💨 4 mph H 69%30.00 inHg

10:00 PM

Clear night

72° 💧 None 💨 4 mph H 80%30.03 inHg

Thursday

1:00 AM

Clear night

68° 💧 None 💨 5 mph H 89%30.03 inHg

4:00 AM

Clear night

66° 💧 None 💨 1 mph H 88%30.06 inHg

7:00 AM

Sunny

63° 💧 None 💨 2 mph H 92%30.06 inHg

10:00 AM

Sunny

73° 💧 None 💨 2 mph H 72%30.06 inHg

1:00 PM

Sunny

79° 💧 None 💨 1 mph H 50%30.03 inHg

4:00 PM

Sunny

81° 💧 None 💨 0 mph H 45%29.97 inHg

7:00 PM

Sunny

76° 💧 None 💨 3 mph H 62%29.94 inHg

10:00 PM

Mostly clear night

68° 💧 None 💨 4 mph H 76%29.94 inHg

Friday

1:00 AM

Mostly cloudy night

66° 💧 None 💨 6 mph H 75%29.91 inHg

7:00 AM

Sunny

64° 💧 None 💨 4 mph H 87%30.00 inHg

1:00 PM

Partly cloudy

62° 💧 None 💨 5 mph H 84%29.97 inHg

7:00 PM

Overcast

78° 💧 None 💨 9 mph H 51%29.91 inHg

Saturday

1:00 AM

Clear night

76° 💧 None 💨 6 mph H 61%29.80 inHg

7:00 AM

Sunny

67° 💧 None 💨 9 mph H 86%29.80 inHg

1:00 PM

Mostly sunny

66° 💧 None 💨 10 mph H 93%29.74 inHg

7:00 PM

Partly cloudy

87° 💧 None 💨 16 mph H 59%29.56 inHg

Sunday

1:00 AM

Mostly clear night

73° 💧 None 💨 19 mph H 56%29.71 inHg

7:00 AM

Mostly sunny

62° 💧 None 💨 8 mph H 70%29.91 inHg

1:00 PM

Sunny

56° 💧 None 💨 5 mph H 84%30.03 inHg

7:00 PM

Sunny

69° 💧 None 💨 11 mph H 39%30.09 inHg

Monday

1:00 AM

Clear night

66° 💧 None 💨 2 mph H 62%30.06 inHg

7:00 AM

Sunny

57° 💧 None 💨 3 mph H 73%30.15 inHg

1:00 PM

Sunny

54° 💧 None 💨 3 mph H 84%30.21 inHg

7:00 PM

Partly cloudy

79° 💧 None 💨 6 mph H 37%30.18 inHg

Tuesday

1:00 AM

Clear night

75° 💧 None 💨 6 mph H 48%30.09 inHg

7:00 AM

Sunny

66° 💧 None 💨 8 mph H 61%30.18 inHg

1:00 PM

Mostly cloudy

62° 💧 None 💨 7 mph H 66%30.18 inHg

7:00 PM

Sunny

85° 💧 None 💨 9 mph H 36%30.15 inHg

Wednesday

1:00 AM

Mostly clear night

81° 💧 None 💨 8 mph H 46%30.09 inHg

7:00 AM

Mostly cloudy

71° 💧 None 💨 4 mph H 60%30.18 inHg

1:00 PM

Partly cloudy

65° 💧 None 💨 9 mph H 90%30.21 inHg

7:00 PM

Mostly sunny

82° 💧 None 💨 11 mph H 50%30.18 inHg

Thursday

1:00 AM

Clear night

83° 💧 None 💨 13 mph H 42%30.06 inHg

7:00 AM

Overcast

77° 💧 None 💨 15 mph H 36%30.00 inHg

1:00 PM

Light rain

66° 💧 None 💨 16 mph H 86%30.03 inHg

7:00 PM

Mostly sunny

85° 💧 None 💨 11 mph H 60%30.03 inHg

Friday

1:00 AM

Clear night

77° 💧 None 💨 7 mph H 55%30.06 inHg

7:00 AM

Sunny

67° 💧 None 💨 7 mph H 79%30.15 inHg

1:00 PM

Sunny

61° 💧 None 💨 6 mph H 94%30.21 inHg

7:00 PM

Partly cloudy

76° 💧 None 💨 5 mph H 58%30.21 inHg

Saturday

1:00 AM

Mostly clear night

72° 💧 None 💨 3 mph H 67%30.15 inHg

7:00 AM

Mostly cloudy

63° 💧 None 💨 2 mph H 87%30.15 inHg

1:00 PM

Overcast

62° 💧 None 💨 2 mph H 91%30.12 inHg

7:00 PM

Mostly sunny

79° 💧 None 💨 8 mph H 50%30.09 inHg

Sunday

1:00 AM

Mostly clear night

75° 💧 None 💨 4 mph H 63%30.00 inHg

In Oskaloosa and, more broadly, across the state of Iowa: The morning starts with clear skies and hot conditions, with temperatures ranging from 71 to 94 degrees Fahrenheit. Throughout the day, winds will pick up slightly, coming from the northeast at speeds up to 16 mph, with gusts reaching 26 mph. No precipitation is expected, so it will remain dry and sunny as the day progresses. The warm temperatures and moderate breezes may make it feel a bit more comfortable during the afternoon hours, but it's advisable to stay hydrated, especially if you'll be outdoors. Overall, it looks to be a hot, clear day with steady winds and no rain in the forecast.

15-Day Weather Outlook for Oskaloosa

TomorrowTomorrow

Mostly sunny 87°/71° 💧 None 💨 10 mph

Monday, Sep 7Mon Sep 7

Mostly cloudy 86°/70° 💧 None 💨 11 mph

Tuesday, Sep 8Tue Sep 8

Overcast 98°/72° 💧 0.03 in 💨 11 mph

Wednesday, Sep 9Wed Sep 9

Heavy rain 92°/73° 💧 0.52 in 💨 11 mph

Thursday, Sep 10Thu Sep 10

Sunny 81°/63° 💧 None 💨 5 mph

Friday, Sep 11Fri Sep 11

Mostly sunny 76°/62° 💧 0.21 in 💨 6 mph

Saturday, Sep 12Sat Sep 12

Mostly sunny 78°/66° 💧 0.09 in 💨 10 mph

Sunday, Sep 13Sun Sep 13

Partly cloudy 87°/56° 💧 0.01 in 💨 19 mph

Monday, Sep 14Mon Sep 14

Sunny 69°/54° 💧 None 💨 11 mph

Tuesday, Sep 15Tue Sep 15

Partly cloudy 79°/62° 💧 None 💨 8 mph

Wednesday, Sep 16Wed Sep 16

Partly cloudy 85°/65° 💧 0.15 in 💨 9 mph

Thursday, Sep 17Thu Sep 17

Light rain 83°/66° 💧 0.44 in 💨 16 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 85°/61° 💧 0.04 in 💨 11 mph

Saturday, Sep 19Sat Sep 19

Partly cloudy 76°/62° 💧 None 💨 5 mph

Sunday, Sep 20Sun Sep 20

Mostly sunny 79°/75° 💧 None 💨 8 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Oskaloosa

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Oskaloosa

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 11:00 AM

PM2.5 Fine particles Good 2,5µg/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 2,8µg/m³

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

O₃ Ozone Fair 61,5µg/m³

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

NO₂ Nitrogen dioxide Good 1,2µg/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 Oskaloosa

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 7,7High 🙂Fair

Tomorrow UV 7,0High 🙂Fair

Monday UV 7,1High 😐Moderate

Tuesday UV 7,4High 😐Moderate

Wednesday UV 7,0High 🙂Fair

Thursday UV 7,0High —Unavailable

Friday UV 7,0High —Unavailable

Hourly UV index today

11:00 AMUV 4,8 12:00 PMUV 6,7 1:00 PMUV 7,7 2:00 PMUV 7,3 3:00 PMUV 5,9 4:00 PMUV 3,9 5:00 PMUV 2,0 6:00 PMUV 0,7 7:00 PMUV 0,1

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.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

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 Oskaloosa

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · OSKALOOSA, IOWA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 12:00 AM–1:00 AM.

93/100Best-hour score

BEST TIME TONIGHT 12:00 AM–1:00 AM Astronomical darkness: 9:13 PM–5:06 AM

☁ Cloud cover 8% Real hourly forecast for the best viewing hour.

☾ Moonlight 32% Last Quarter · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 31° high at the best hour.

✦ Estimated visible meteors 1–3/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min56%

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

AUG 28–SEP 5

AurigidsStart AUG 28 · Peak SEP 1 · End SEP 5 · ZHR 6 · 80% Moon at peak

ACTIVE NOW

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

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 Oskaloosa were last refreshed today at 10:04 AM. The current forecast period extends through 07/09/2026 at 8:00 AM. 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.