 |
 Current Riverhead Weather Conditions |
Updated May 17th at 2:53 am |
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| Overcast |
| Temperature: | 61°F |
Dew Point: | 54°F |
| Barometer: | 29.95 inHg |
Wind: | N 24 Mph |
| Humidity: | 77.1% |
Visibility: | 0M |
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| Riverhead Weather Forecast Summary |
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Today
May 17th
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Monday
May 18th
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Tuesday
May 19th
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Wednesday
May 20th
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Thursday
May 21st
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Mostly Sunny |
Mostly Sunny |
Mostly Sunny |
Mostly Sunny |
Mix of Sun and Cloud |
69°F
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59°F
57°F |
68°F
58°F |
68°F
58°F |
59°F
53°F |
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| Riverhead Detailed Weather Forecast |
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| Sunday, May 17th, 2026 |
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Overnight |
Temperature: 58°F |
| A mix of cloudy and clear skies. Windy. |
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Morning |
Temperature: 59°F |
| Mostly sunny. Windy at times. |
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Afternoon |
Temperature: 67°F |
| Mostly sunny. Windy. |
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Evening |
Temperature: 62°F |
| Clear with cloudy periods. Windy at times. |
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| Monday, May 18th, 2026 |
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Overnight |
Temperature: 59°F |
| A mix of cloudy and clear skies. Windy at times. |
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Morning |
Temperature: 58°F |
| Sunny with cloudy periods. Windy at times. |
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Afternoon |
Temperature: 58°F |
| Mostly sunny. |
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Evening |
Temperature: 57°F |
| Mostly clear. Windy at times. |
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| Tuesday, May 19th, 2026 |
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Overnight |
Temperature: 58°F |
| Mostly clear with a chance of showers. Windy at times. |
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Morning |
Temperature: 62°F |
| Mostly sunny. |
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Afternoon |
Temperature: 67°F |
| Sunny with cloudy periods. Windy. |
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Evening |
Temperature: 63°F |
| Clear. Wind 20 to 30 mph. |
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| Wednesday, May 20th, 2026 |
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Overnight |
Temperature: 60°F |
| Clear. Windy. |
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Morning |
Temperature: 63°F |
| Mostly sunny. Windy at times. |
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Afternoon |
Temperature: 67°F |
| Mostly sunny with a chance of showers. Windy. |
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Evening |
Temperature: 60°F |
| Clear with cloudy periods with a chance of showers. Windy at times. |
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| Thursday, May 21st, 2026 |
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Overnight |
Temperature: 55°F |
| Mostly cloudy. Windy at times. |
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Morning |
Temperature: 55°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 59°F |
| Sunny with cloudy periods. Windy at times. |
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Evening |
Temperature: 55°F |
| Mostly clear. Windy at times. |
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| Friday, May 22nd, 2026 |
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Overnight |
Temperature: 52°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 55°F |
| Mostly cloudy. Windy at times. |
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Afternoon |
Temperature: 52°F |
| Cloudy with showers likely. Windy at times. |
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Evening |
Temperature: 52°F |
| Cloudy with showers likely. Windy. |
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| Saturday, May 23rd, 2026 |
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Overnight |
Temperature: 55°F |
| A mix of cloudy and clear skies with showers likely. |
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Morning |
Temperature: 58°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 63°F |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: 61°F |
| Mostly cloudy. Windy at times. |
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| Sunday, May 24th, 2026 |
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Overnight |
Temperature: 57°F |
| Cloudy with a chance of showers. |
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Morning |
Temperature: 56°F |
| A mix of cloud and sun with a chance of showers. |
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Afternoon |
Temperature: 57°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 55°F |
| Clear. Windy at times. |
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| Monday, May 25th, 2026 |
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Overnight |
Temperature: 54°F |
| Clear. |
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Morning |
Temperature: 57°F |
| Sunny. |
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Afternoon |
Temperature: 59°F |
| Mostly sunny. Windy at times. |
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Evening |
Temperature: 56°F |
| Mostly clear. Windy at times. |
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