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Current weather in Chillum is scattered clouds.

Where can I find the hourly weather forecast for Chillum?

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

Is the weather forecast for Chillum updated regularly?

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

Now · 1:22 PM

Chillum Weather & Hourly Forecast

United States · Maryland · 20782

89°F

Partly cloudy

Feels like: 97°F

💧 Humidity 62% 🌡 Pressure 30.06 inHg 💨 Wind 3 mph 👁 Visibility 6.2 mi ☁ Clouds 38% ☀️ UV index 6.8 · High 🌅 Sunrise 6:37 AM 🌇 Sunset 7:37 PM

Hourly Forecast for Chillum

Today

2:00 PM

Partly cloudy

89° 💧 0.34 in 💨 3 mph H 62%30.06 inHg

5:00 PM

Mostly cloudy

80° 💧 None 💨 2 mph H 68%30.03 inHg

8:00 PM

Light rain

72° 💧 0.01 in 💨 3 mph H 80%30.03 inHg

11:00 PM

Clear night

74° 💧 0.00 in 💨 2 mph H 86%30.06 inHg

Tomorrow

2:00 AM

Mostly clear night

73° 💧 None 💨 3 mph H 87%30.03 inHg

5:00 AM

Clear night

72° 💧 None 💨 3 mph H 91%29.97 inHg

8:00 AM

Sunny

75° 💧 None 💨 4 mph H 84%30.00 inHg

11:00 AM

Mostly sunny

84° 💧 None 💨 5 mph H 53%30.00 inHg

2:00 PM

Mostly cloudy

92° 💧 None 💨 7 mph H 38%29.94 inHg

5:00 PM

Light rain

91° 💧 0.02 in 💨 8 mph H 38%29.88 inHg

8:00 PM

Light rain

76° 💧 0.08 in 💨 7 mph H 73%29.97 inHg

11:00 PM

Light rain

75° 💧 0.02 in 💨 5 mph H 92%29.97 inHg

Friday

2:00 AM

Overcast night

74° 💧 None 💨 4 mph H 91%29.94 inHg

5:00 AM

Partly cloudy night

73° 💧 None 💨 4 mph H 89%29.94 inHg

8:00 AM

Partly cloudy

75° 💧 None 💨 3 mph H 80%29.91 inHg

11:00 AM

Sunny

89° 💧 None 💨 6 mph H 48%29.91 inHg

Today

2:00 PM

Partly cloudy

89° 💧 None 💨 3 mph H 62%30.06 inHg

3:00 PM

Heavy rain

85° 💧 0.30 in 💨 14 mph H 71%30.06 inHg

4:00 PM

Light rain

82° 💧 0.03 in 💨 4 mph H 74%30.06 inHg

5:00 PM

Mostly cloudy

80° 💧 None 💨 2 mph H 68%30.03 inHg

6:00 PM

Mostly cloudy

78° 💧 None 💨 1 mph H 66%30.03 inHg

7:00 PM

Partly cloudy

77° 💧 None 💨 4 mph H 71%30.00 inHg

8:00 PM

Light rain

72° 💧 0.01 in 💨 3 mph H 80%30.03 inHg

9:00 PM

Clear night

73° 💧 None 💨 4 mph H 83%30.03 inHg

10:00 PM

Clear night

73° 💧 None 💨 2 mph H 84%30.06 inHg

11:00 PM

Clear night

74° 💧 None 💨 2 mph H 86%30.06 inHg

Tomorrow

12:00 AM

Light rain

74° 💧 0.00 in 💨 3 mph H 87%30.03 inHg

1:00 AM

Mostly clear night

73° 💧 None 💨 3 mph H 87%30.03 inHg

2:00 AM

Mostly clear night

73° 💧 None 💨 3 mph H 87%30.03 inHg

3:00 AM

Clear night

73° 💧 None 💨 3 mph H 87%30.00 inHg

4:00 AM

Clear night

73° 💧 None 💨 3 mph H 89%30.00 inHg

5:00 AM

Clear night

72° 💧 None 💨 3 mph H 91%29.97 inHg

6:00 AM

Clear night

72° 💧 None 💨 3 mph H 93%30.00 inHg

7:00 AM

Sunny

73° 💧 None 💨 3 mph H 93%30.00 inHg

8:00 AM

Sunny

75° 💧 None 💨 4 mph H 84%30.00 inHg

9:00 AM

Sunny

77° 💧 None 💨 5 mph H 72%30.00 inHg

10:00 AM

Sunny

80° 💧 None 💨 4 mph H 62%30.00 inHg

11:00 AM

Mostly sunny

84° 💧 None 💨 5 mph H 53%30.00 inHg

12:00 PM

Partly cloudy

87° 💧 None 💨 5 mph H 47%29.97 inHg

1:00 PM

Mostly cloudy

89° 💧 None 💨 6 mph H 43%29.97 inHg

2:00 PM

Mostly cloudy

92° 💧 None 💨 7 mph H 38%29.94 inHg

3:00 PM

Mostly cloudy

94° 💧 None 💨 7 mph H 36%29.94 inHg

4:00 PM

Partly cloudy

93° 💧 None 💨 5 mph H 33%29.91 inHg

5:00 PM

Light rain

91° 💧 0.01 in 💨 8 mph H 38%29.88 inHg

6:00 PM

Light rain

81° 💧 0.02 in 💨 5 mph H 72%29.91 inHg

7:00 PM

Partly cloudy

79° 💧 None 💨 5 mph H 70%29.91 inHg

8:00 PM

Light rain

76° 💧 0.02 in 💨 7 mph H 73%29.97 inHg

9:00 PM

Moderate rain

75° 💧 0.05 in 💨 7 mph H 87%30.00 inHg

10:00 PM

Light rain

75° 💧 0.01 in 💨 6 mph H 90%29.97 inHg

11:00 PM

Light rain

75° 💧 0.02 in 💨 5 mph H 92%29.97 inHg

Friday

12:00 AM

Overcast night

75° 💧 None 💨 4 mph H 91%29.94 inHg

1:00 AM

Overcast night

74° 💧 None 💨 5 mph H 91%29.94 inHg

2:00 AM

Overcast night

74° 💧 None 💨 4 mph H 91%29.94 inHg

3:00 AM

Clear night

74° 💧 None 💨 5 mph H 92%29.94 inHg

4:00 AM

Mostly clear night

74° 💧 None 💨 4 mph H 91%29.94 inHg

5:00 AM

Partly cloudy night

73° 💧 None 💨 4 mph H 89%29.94 inHg

6:00 AM

Partly cloudy night

73° 💧 None 💨 4 mph H 88%29.94 inHg

7:00 AM

Partly cloudy

73° 💧 None 💨 4 mph H 87%29.91 inHg

8:00 AM

Partly cloudy

75° 💧 None 💨 3 mph H 80%29.91 inHg

9:00 AM

Sunny

80° 💧 None 💨 4 mph H 66%29.91 inHg

10:00 AM

Sunny

85° 💧 None 💨 5 mph H 55%29.91 inHg

11:00 AM

Sunny

89° 💧 None 💨 6 mph H 48%29.91 inHg

12:00 PM

Sunny

91° 💧 None 💨 10 mph H 44%29.91 inHg

1:00 PM

Mostly sunny

93° 💧 None 💨 11 mph H 41%29.91 inHg

2:00 PM

Mostly sunny

94° 💧 None 💨 12 mph H 42%29.88 inHg

3:00 PM

Mostly cloudy

95° 💧 None 💨 8 mph H 39%29.85 inHg

4:00 PM

Overcast

95° 💧 None 💨 15 mph H 39%29.83 inHg

5:00 PM

Overcast

92° 💧 None 💨 13 mph H 43%29.80 inHg

6:00 PM

Mostly cloudy

88° 💧 None 💨 11 mph H 48%29.83 inHg

7:00 PM

Overcast

84° 💧 None 💨 7 mph H 54%29.85 inHg

8:00 PM

Overcast night

83° 💧 None 💨 6 mph H 57%29.85 inHg

9:00 PM

Overcast night

82° 💧 None 💨 9 mph H 61%29.85 inHg

10:00 PM

Overcast night

80° 💧 None 💨 8 mph H 65%29.88 inHg

11:00 PM

Mostly cloudy night

79° 💧 None 💨 6 mph H 70%29.88 inHg

Saturday

12:00 AM

Mostly cloudy night

77° 💧 None 💨 6 mph H 74%29.88 inHg

1:00 AM

Mostly cloudy night

76° 💧 None 💨 6 mph H 77%29.88 inHg

2:00 AM

Mostly cloudy night

75° 💧 None 💨 6 mph H 80%29.88 inHg

3:00 AM

Overcast night

74° 💧 None 💨 6 mph H 79%29.88 inHg

4:00 AM

Overcast night

73° 💧 None 💨 5 mph H 78%29.88 inHg

5:00 AM

Mostly cloudy night

71° 💧 None 💨 5 mph H 79%29.88 inHg

6:00 AM

Mostly cloudy night

70° 💧 None 💨 5 mph H 80%29.88 inHg

7:00 AM

Partly cloudy

70° 💧 None 💨 4 mph H 80%29.88 inHg

8:00 AM

Partly cloudy

72° 💧 None 💨 5 mph H 70%29.91 inHg

9:00 AM

Sunny

76° 💧 None 💨 4 mph H 57%29.91 inHg

10:00 AM

Sunny

79° 💧 None 💨 4 mph H 48%29.91 inHg

11:00 AM

Mostly sunny

82° 💧 None 💨 5 mph H 43%29.91 inHg

12:00 PM

Mostly sunny

84° 💧 None 💨 6 mph H 40%29.88 inHg

1:00 PM

Partly cloudy

85° 💧 None 💨 7 mph H 38%29.88 inHg

2:00 PM

Partly cloudy

87° 💧 None 💨 8 mph H 38%29.88 inHg

3:00 PM

Mostly cloudy

87° 💧 None 💨 8 mph H 38%29.85 inHg

4:00 PM

Mostly cloudy

85° 💧 None 💨 10 mph H 41%29.83 inHg

5:00 PM

Mostly cloudy

85° 💧 None 💨 7 mph H 41%29.85 inHg

6:00 PM

Mostly cloudy

83° 💧 None 💨 8 mph H 45%29.83 inHg

7:00 PM

Mostly cloudy

81° 💧 None 💨 6 mph H 50%29.85 inHg

8:00 PM

Overcast night

79° 💧 None 💨 5 mph H 51%29.85 inHg

9:00 PM

Overcast night

78° 💧 None 💨 5 mph H 51%29.88 inHg

10:00 PM

Overcast night

76° 💧 None 💨 5 mph H 56%29.88 inHg

11:00 PM

Mostly cloudy night

74° 💧 None 💨 3 mph H 58%29.91 inHg

Sunday

12:00 AM

Mostly cloudy night

74° 💧 None 💨 2 mph H 60%29.91 inHg

1:00 AM

Mostly cloudy night

72° 💧 None 💨 2 mph H 61%29.91 inHg

2:00 AM

Partly cloudy night

71° 💧 None 💨 4 mph H 62%29.91 inHg

3:00 AM

Clear night

70° 💧 None 💨 4 mph H 62%29.91 inHg

4:00 AM

Clear night

69° 💧 None 💨 5 mph H 63%29.91 inHg

5:00 AM

Clear night

68° 💧 None 💨 5 mph H 63%29.91 inHg

6:00 AM

Clear night

67° 💧 None 💨 5 mph H 64%29.91 inHg

7:00 AM

Sunny

66° 💧 None 💨 5 mph H 65%29.94 inHg

8:00 AM

Sunny

68° 💧 None 💨 6 mph H 62%29.97 inHg

9:00 AM

Sunny

71° 💧 None 💨 6 mph H 56%29.97 inHg

10:00 AM

Sunny

75° 💧 None 💨 6 mph H 51%29.97 inHg

11:00 AM

Sunny

78° 💧 None 💨 5 mph H 45%29.97 inHg

12:00 PM

Sunny

80° 💧 None 💨 5 mph H 42%29.97 inHg

1:00 PM

Sunny

82° 💧 None 💨 5 mph H 39%29.97 inHg

In Chillum and, more broadly, across the state of Maryland: The rest of the day will feature a mix of sun and clouds with temperatures ranging from the mid-70s to low 80s. Light east winds will generally be below 10 mph, with occasional gusts up to 10 mph. Rain is possible, with an expected total accumulation around 0.74 inches, and there is a high likelihood of rainfall at times. Conditions suggest a damp afternoon, so outdoor plans should account for the possibility of showers. Overall, the weather will be mild to warm, with partly cloudy skies and manageable winds.

15-Day Weather Outlook for Chillum

TomorrowTomorrow

Moderate rain 94°/72° 💧 0.13 in 💨 8 mph

Friday, Sep 4Fri Sep 4

Mostly sunny 95°/73° 💧 None 💨 15 mph

Saturday, Sep 5Sat Sep 5

Partly cloudy 87°/70° 💧 None 💨 8 mph

Sunday, Sep 6Sun Sep 6

Sunny 84°/68° 💧 None 💨 6 mph

Monday, Sep 7Mon Sep 7

Sunny 85°/66° 💧 None 💨 7 mph

Tuesday, Sep 8Tue Sep 8

Overcast 87°/66° 💧 None 💨 9 mph

Wednesday, Sep 9Wed Sep 9

Mostly cloudy 102°/73° 💧 None 💨 11 mph

Thursday, Sep 10Thu Sep 10

Sunny 88°/72° 💧 None 💨 13 mph

Friday, Sep 11Fri Sep 11

Mostly sunny 82°/65° 💧 None 💨 9 mph

Saturday, Sep 12Sat Sep 12

Mostly cloudy 86°/69° 💧 None 💨 6 mph

Sunday, Sep 13Sun Sep 13

Partly cloudy 88°/70° 💧 None 💨 7 mph

Monday, Sep 14Mon Sep 14

Partly cloudy 94°/71° 💧 None 💨 7 mph

Tuesday, Sep 15Tue Sep 15

Partly cloudy 98°/76° 💧 None 💨 7 mph

Wednesday, Sep 16Wed Sep 16

Partly cloudy 96°/78° 💧 None 💨 10 mph

Thursday, Sep 17Thu Sep 17

Sunny 98°/77° 💧 None 💨 11 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Chillum

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Chillum

Hourly forecast · Updated every 2 hours

Moderate

Nearest forecast value 2:00 PM

PM2.5 Fine particles Good 4,7µg/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 5,0µg/m³

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

O₃ Ozone Moderate 108,9µg/m³

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

NO₂ Nitrogen dioxide Good 0,9µg/m³

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

Sensitive people should reduce strenuous and prolonged outdoor exertion.

UV & HEALTH

UV, Sun & Health Outlook in Chillum

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 😐Moderate

Tomorrow UV 8,0Very high 😐Moderate

Friday UV 7,7High 😐Moderate

Saturday UV 7,2High 🙂Fair

Sunday UV 7,0High 🙂Fair

Monday UV 7,0High —Unavailable

Tuesday UV 5,0Moderate —Unavailable

Hourly UV index today

2:00 PMUV 7,3 3:00 PMUV 5,8 4:00 PMUV 3,5 5:00 PMUV 1,2 6:00 PMUV 0,6 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.

Caution for sensitive people

People with respiratory or cardiovascular conditions should reduce prolonged outdoor 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 Chillum

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 4.53 Population: 34,871

DISCOVER WEATHER NEARBY Weather in other cities

Explore current conditions and forecasts for other locations.

Forecast data for Chillum were last refreshed today at 1:02 PM. The current forecast period extends through 04/09/2026 at 11:00 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.