What is the weather in Uniondale right now?

Current weather in Uniondale is broken clouds.

Where can I find the hourly weather forecast for Uniondale?

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

Is the weather forecast for Uniondale updated regularly?

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

Now · 6:34 AM

Uniondale Weather & Hourly Forecast

United States · New York · 11553

67°F

Mostly cloudy night

Feels like: 70°F

💧 Humidity 85% 🌡 Pressure 30.24 inHg 💨 Wind 2 mph 👁 Visibility 19.4 mi ☁ Clouds 89% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Uniondale

Today

7:00 AM

Mostly cloudy

67° 💧 None 💨 2 mph H 85%30.24 inHg

10:00 AM

Mostly sunny

77° 💧 None 💨 5 mph H 69%30.21 inHg

1:00 PM

Partly cloudy

80° 💧 0.001 in 💨 9 mph H 66%30.15 inHg

4:00 PM

Overcast

79° 💧 None 💨 11 mph H 67%30.09 inHg

7:00 PM

Mostly cloudy

76° 💧 None 💨 13 mph H 80%30.03 inHg

10:00 PM

Partly cloudy night

75° 💧 None 💨 14 mph H 78%30.03 inHg

Tomorrow

1:00 AM

Mostly clear night

75° 💧 None 💨 13 mph H 71%29.97 inHg

4:00 AM

Mostly cloudy night

74° 💧 None 💨 11 mph H 74%29.91 inHg

7:00 AM

Overcast

74° 💧 0.003 in 💨 9 mph H 71%29.91 inHg

10:00 AM

Partly cloudy

80° 💧 0.000 in 💨 8 mph H 59%29.88 inHg

1:00 PM

Mostly cloudy

85° 💧 0.004 in 💨 5 mph H 55%29.85 inHg

4:00 PM

Mostly cloudy

83° 💧 0.003 in 💨 3 mph H 62%29.80 inHg

7:00 PM

Overcast

82° 💧 None 💨 3 mph H 62%29.80 inHg

10:00 PM

Overcast night

79° 💧 None 💨 2 mph H 71%29.83 inHg

Friday

1:00 AM

Light rain

76° 💧 0.009 in 💨 4 mph H 68%29.83 inHg

4:00 AM

Overcast night

72° 💧 None 💨 7 mph H 60%29.88 inHg

Today

7:00 AM

Mostly cloudy

67° 💧 None 💨 2 mph H 85%30.24 inHg

8:00 AM

Mostly sunny

70° 💧 None 💨 2 mph H 79%30.24 inHg

9:00 AM

Mostly sunny

74° 💧 None 💨 3 mph H 74%30.24 inHg

10:00 AM

Mostly sunny

77° 💧 None 💨 5 mph H 69%30.21 inHg

11:00 AM

Mostly sunny

78° 💧 None 💨 7 mph H 68%30.21 inHg

12:00 PM

Mostly sunny

79° 💧 None 💨 8 mph H 66%30.18 inHg

1:00 PM

Partly cloudy

80° 💧 0.000 in 💨 9 mph H 66%30.15 inHg

2:00 PM

Overcast

80° 💧 0.000 in 💨 9 mph H 66%30.12 inHg

3:00 PM

Mostly cloudy

78° 💧 0.000 in 💨 9 mph H 71%30.12 inHg

4:00 PM

Overcast

79° 💧 None 💨 11 mph H 67%30.09 inHg

5:00 PM

Mostly cloudy

78° 💧 None 💨 11 mph H 70%30.06 inHg

6:00 PM

Overcast

77° 💧 None 💨 12 mph H 74%30.03 inHg

7:00 PM

Mostly cloudy

76° 💧 None 💨 13 mph H 80%30.03 inHg

8:00 PM

Partly cloudy night

76° 💧 None 💨 16 mph H 79%30.03 inHg

9:00 PM

Partly cloudy night

76° 💧 None 💨 15 mph H 78%30.03 inHg

10:00 PM

Partly cloudy night

75° 💧 None 💨 14 mph H 78%30.03 inHg

11:00 PM

Mostly clear night

75° 💧 None 💨 14 mph H 77%30.00 inHg

Tomorrow

12:00 AM

Partly cloudy night

75° 💧 None 💨 13 mph H 73%30.00 inHg

1:00 AM

Mostly clear night

75° 💧 None 💨 13 mph H 71%29.97 inHg

2:00 AM

Mostly cloudy night

74° 💧 None 💨 12 mph H 71%29.94 inHg

3:00 AM

Mostly clear night

74° 💧 None 💨 12 mph H 72%29.91 inHg

4:00 AM

Mostly cloudy night

74° 💧 None 💨 11 mph H 74%29.91 inHg

5:00 AM

Mostly cloudy night

74° 💧 None 💨 10 mph H 74%29.91 inHg

6:00 AM

Overcast night

74° 💧 None 💨 10 mph H 72%29.88 inHg

7:00 AM

Overcast

74° 💧 0.003 in 💨 9 mph H 71%29.91 inHg

8:00 AM

Overcast

75° 💧 None 💨 8 mph H 69%29.88 inHg

9:00 AM

Mostly cloudy

76° 💧 0.000 in 💨 8 mph H 65%29.88 inHg

10:00 AM

Partly cloudy

80° 💧 0.000 in 💨 8 mph H 59%29.88 inHg

11:00 AM

Mostly cloudy

82° 💧 None 💨 7 mph H 56%29.88 inHg

12:00 PM

Mostly cloudy

85° 💧 None 💨 7 mph H 54%29.85 inHg

1:00 PM

Mostly cloudy

85° 💧 None 💨 5 mph H 55%29.85 inHg

2:00 PM

Overcast

86° 💧 0.001 in 💨 6 mph H 54%29.83 inHg

3:00 PM

Overcast

84° 💧 0.003 in 💨 5 mph H 59%29.83 inHg

4:00 PM

Mostly cloudy

83° 💧 0.002 in 💨 3 mph H 62%29.80 inHg

5:00 PM

Partly cloudy

84° 💧 0.000 in 💨 3 mph H 60%29.80 inHg

6:00 PM

Mostly cloudy

84° 💧 0.001 in 💨 3 mph H 60%29.80 inHg

7:00 PM

Overcast

82° 💧 None 💨 3 mph H 62%29.80 inHg

8:00 PM

Overcast night

82° 💧 None 💨 3 mph H 63%29.80 inHg

9:00 PM

Overcast night

80° 💧 None 💨 1 mph H 65%29.83 inHg

10:00 PM

Overcast night

79° 💧 None 💨 2 mph H 71%29.83 inHg

11:00 PM

Overcast night

78° 💧 None 💨 3 mph H 68%29.83 inHg

Friday

12:00 AM

Overcast night

78° 💧 None 💨 4 mph H 64%29.83 inHg

1:00 AM

Light rain

76° 💧 0.009 in 💨 4 mph H 68%29.83 inHg

2:00 AM

Overcast night

75° 💧 None 💨 6 mph H 71%29.85 inHg

3:00 AM

Overcast night

74° 💧 None 💨 8 mph H 68%29.85 inHg

4:00 AM

Overcast night

72° 💧 None 💨 7 mph H 60%29.88 inHg

5:00 AM

Overcast night

71° 💧 None 💨 7 mph H 57%29.88 inHg

6:00 AM

Clear night

70° 💧 None 💨 7 mph H 57%29.91 inHg

7:00 AM

Partly cloudy

68° 💧 None 💨 7 mph H 60%29.91 inHg

8:00 AM

Partly cloudy

69° 💧 None 💨 7 mph H 57%29.94 inHg

9:00 AM

Mostly sunny

71° 💧 None 💨 8 mph H 50%29.94 inHg

10:00 AM

Mostly sunny

73° 💧 None 💨 7 mph H 43%29.97 inHg

11:00 AM

Partly cloudy

75° 💧 None 💨 7 mph H 38%29.97 inHg

12:00 PM

Sunny

77° 💧 None 💨 5 mph H 34%29.97 inHg

1:00 PM

Sunny

79° 💧 0.000 in 💨 5 mph H 30%29.94 inHg

2:00 PM

Sunny

80° 💧 None 💨 5 mph H 28%29.94 inHg

3:00 PM

Sunny

81° 💧 None 💨 5 mph H 27%29.94 inHg

4:00 PM

Sunny

81° 💧 None 💨 4 mph H 27%29.91 inHg

5:00 PM

Sunny

80° 💧 None 💨 4 mph H 30%29.91 inHg

6:00 PM

Sunny

79° 💧 None 💨 4 mph H 33%29.94 inHg

7:00 PM

Sunny

77° 💧 None 💨 2 mph H 37%29.94 inHg

8:00 PM

Clear night

74° 💧 None 💨 1 mph H 47%29.97 inHg

11:00 PM

Clear night

69° 💧 None 💨 2 mph H 76%30.03 inHg

Saturday

2:00 AM

Clear night

65° 💧 None 💨 4 mph H 81%30.06 inHg

5:00 AM

Mostly clear night

64° 💧 None 💨 4 mph H 73%30.06 inHg

8:00 AM

Mostly sunny

66° 💧 None 💨 4 mph H 71%30.12 inHg

11:00 AM

Overcast

77° 💧 None 💨 6 mph H 50%30.12 inHg

2:00 PM

Overcast

78° 💧 None 💨 8 mph H 50%30.12 inHg

5:00 PM

Mostly sunny

76° 💧 None 💨 8 mph H 56%30.09 inHg

8:00 PM

Partly cloudy night

73° 💧 None 💨 7 mph H 64%30.09 inHg

11:00 PM

Partly cloudy night

72° 💧 None 💨 6 mph H 71%30.09 inHg

Sunday

2:00 AM

Overcast night

71° 💧 None 💨 5 mph H 76%30.09 inHg

5:00 AM

Light rain

69° 💧 None 💨 6 mph H 84%30.06 inHg

8:00 AM

Light rain

71° 💧 None 💨 6 mph H 91%30.06 inHg

11:00 AM

Light rain

77° 💧 None 💨 7 mph H 80%30.03 inHg

2:00 PM

Light rain

79° 💧 None 💨 5 mph H 76%30.00 inHg

5:00 PM

Partly cloudy

79° 💧 None 💨 5 mph H 79%29.97 inHg

8:00 PM

Clear night

74° 💧 None 💨 3 mph H 94%30.00 inHg

11:00 PM

Clear night

72° 💧 None 💨 3 mph H 99%30.03 inHg

Monday

2:00 AM

Mostly cloudy night

71° 💧 None 💨 3 mph H 100%30.03 inHg

5:00 AM

Overcast night

70° 💧 None 💨 3 mph H 100%30.03 inHg

8:00 AM

Overcast

71° 💧 None 💨 3 mph H 99%30.09 inHg

11:00 AM

Mostly sunny

80° 💧 None 💨 4 mph H 65%30.12 inHg

2:00 PM

Partly cloudy

86° 💧 None 💨 1 mph H 49%30.09 inHg

5:00 PM

Partly cloudy

83° 💧 None 💨 5 mph H 63%30.06 inHg

8:00 PM

Overcast night

75° 💧 None 💨 3 mph H 83%30.12 inHg

Tuesday

2:00 AM

Overcast night

72° 💧 None 💨 4 mph H 98%30.12 inHg

8:00 AM

Partly cloudy

73° 💧 None 💨 4 mph H 96%30.18 inHg

2:00 PM

Partly cloudy

82° 💧 None 💨 9 mph H 66%30.12 inHg

8:00 PM

Mostly clear night

76° 💧 None 💨 9 mph H 91%30.06 inHg

Wednesday

2:00 AM

Mostly clear night

74° 💧 None 💨 6 mph H 97%30.09 inHg

8:00 AM

Mostly sunny

75° 💧 None 💨 3 mph H 92%30.12 inHg

2:00 PM

Light rain

76° 💧 None 💨 10 mph H 72%30.18 inHg

8:00 PM

Overcast night

67° 💧 None 💨 7 mph H 94%30.21 inHg

Thursday

2:00 AM

Moderate rain

63° 💧 None 💨 8 mph H 96%30.24 inHg

8:00 AM

Overcast

63° 💧 None 💨 7 mph H 91%30.27 inHg

2:00 PM

Overcast

70° 💧 None 💨 6 mph H 68%30.24 inHg

8:00 PM

Clear night

66° 💧 None 💨 3 mph H 78%30.21 inHg

Friday

2:00 AM

Partly cloudy night

62° 💧 None 💨 5 mph H 91%30.15 inHg

8:00 AM

Partly cloudy

64° 💧 None 💨 3 mph H 91%30.09 inHg

2:00 PM

Light rain

73° 💧 None 💨 8 mph H 82%29.94 inHg

8:00 PM

Clear night

72° 💧 None 💨 5 mph H 89%29.83 inHg

Saturday

2:00 AM

Clear night

70° 💧 None 💨 8 mph H 82%29.83 inHg

8:00 AM

Sunny

63° 💧 None 💨 7 mph H 78%29.91 inHg

2:00 PM

Sunny

70° 💧 None 💨 7 mph H 43%29.91 inHg

8:00 PM

Mostly cloudy night

62° 💧 None 💨 5 mph H 59%29.91 inHg

Sunday

2:00 AM

Mostly cloudy night

59° 💧 None 💨 3 mph H 66%29.94 inHg

8:00 AM

Mostly cloudy

58° 💧 None 💨 2 mph H 73%30.00 inHg

2:00 PM

Overcast

65° 💧 None 💨 4 mph H 57%29.94 inHg

8:00 PM

Overcast night

67° 💧 None 💨 7 mph H 80%29.88 inHg

Monday

2:00 AM

Light rain

72° 💧 None 💨 7 mph H 96%29.83 inHg

8:00 AM

Sunny

72° 💧 None 💨 4 mph H 97%29.85 inHg

2:00 PM

Overcast

84° 💧 None 💨 4 mph H 63%29.85 inHg

8:00 PM

Partly cloudy night

75° 💧 None 💨 3 mph H 94%29.94 inHg

Tuesday

2:00 AM

Overcast night

70° 💧 None 💨 8 mph H 99%30.00 inHg

8:00 AM

Overcast

66° 💧 None 💨 5 mph H 84%30.06 inHg

2:00 PM

Light rain

69° 💧 None 💨 3 mph H 91%30.09 inHg

8:00 PM

Overcast night

66° 💧 None 💨 3 mph H 96%30.09 inHg

Wednesday

2:00 AM

Mostly cloudy night

63° 💧 None 💨 5 mph H 96%30.09 inHg

8:00 AM

Partly cloudy

64° 💧 None 💨 5 mph H 95%30.12 inHg

2:00 PM

Mostly cloudy

74° 💧 None 💨 2 mph H 57%30.09 inHg

8:00 PM

Clear night

65° 💧 None 💨 3 mph H 91%30.09 inHg

In Uniondale and, more broadly, across the state of New York: This morning will start with mostly cloudy skies, with temperatures warming up to around 58 degrees. As the day progresses, temperatures will climb into the low 70s, bringing mild conditions. Light south winds will prevail at around 8 mph, though gusts could reach up to 29 mph at times. There is a high chance of rain, with an expected accumulation of approximately 0.08 inches, especially during the afternoon. Residents should be prepared for the possibility of wet conditions and gusty winds as the day unfolds. Overall, it will be a mild but potentially damp day with some breezy periods.

15-Day Weather Outlook for Uniondale

TomorrowTomorrow

Partly cloudy 86°/74° 💧 None 💨 16 mph

Friday, Sep 11Fri Sep 11

Overcast 82°/68° 💧 None 💨 8 mph

Saturday, Sep 12Sat Sep 12

Overcast 78°/63° 💧 None 💨 7 mph

Sunday, Sep 13Sun Sep 13

Moderate rain 81°/69° 💧 0.446 in 💨 7 mph

Monday, Sep 14Mon Sep 14

Mostly sunny 83°/69° 💧 0.001 in 💨 6 mph

Tuesday, Sep 15Tue Sep 15

Overcast 83°/69° 💧 None 💨 5 mph

Wednesday, Sep 16Wed Sep 16

Light rain 82°/75° 💧 0.037 in 💨 9 mph

Thursday, Sep 17Thu Sep 17

Mostly cloudy 80°/63° 💧 0.156 in 💨 9 mph

Friday, Sep 18Fri Sep 18

Partly cloudy 72°/62° 💧 None 💨 4 mph

Saturday, Sep 19Sat Sep 19

Light rain 79°/67° 💧 0.052 in 💨 8 mph

Sunday, Sep 20Sun Sep 20

Mostly sunny 76°/63° 💧 None 💨 8 mph

Monday, Sep 21Mon Sep 21

Overcast 74°/70° 💧 0.001 in 💨 8 mph

Tuesday, Sep 22Tue Sep 22

Light rain 83°/60° 💧 0.950 in 💨 9 mph

Wednesday, Sep 23Wed Sep 23

Partly cloudy 69°/57° 💧 None 💨 5 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Uniondale

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Uniondale

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 7:00 AM

PM2.5 Fine particles Good 8,7µg/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 11,5µg/m³

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

O₃ Ozone Fair 74,8µg/m³

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

NO₂ Nitrogen dioxide Good 2,2µg/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 Uniondale

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 6,7High 🙂Fair

Tomorrow UV 5,1Moderate 😐Moderate

Friday UV 6,5High 😐Moderate

Saturday UV 6,6High 😐Moderate

Sunday UV 5,0Moderate 🙂Fair

Monday UV 7,0High —Unavailable

Tuesday UV 5,0Moderate —Unavailable

Hourly UV index today

7:00 AMUV 0,0 8:00 AMUV 0,4 9:00 AMUV 1,4 10:00 AMUV 3,1 11:00 AMUV 5,0 12:00 PMUV 6,5 1:00 PMUV 6,7 2:00 PMUV 6,5 3:00 PMUV 5,0 4:00 PMUV 3,0 5:00 PMUV 1,4 6:00 PMUV 0,3

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 Uniondale

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · UNIONDALE, NEW YORK

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 11:00 PM–12:00 AM.

91/100Best-hour score

BEST TIME TONIGHT 11:00 PM–12:00 AM Astronomical darkness: 8:48 PM–4:56 AM

☁ Cloud cover 13% Real hourly forecast for the best viewing hour.

☾ Moonlight 3% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 26° high at the best hour.

✦ Estimated visible meteors 0–2/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min49%

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

Explore current conditions and forecasts for other locations.

Forecast data for Uniondale were last refreshed today at 6:34 AM. The current forecast period extends through 11/09/2026 at 4:00 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.