Suffolk County Weather Forecast
Suffolk County weather: 66°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Snow forecast for Suffolk County
No snow is in the current forecast window for Suffolk County.
0 of the next 16 nights are forecast to reach freezing.
Historically, average lows drop below freezing in January, February and December.
16-day forecast for Suffolk County
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Fri, Oct 2 | 🌦️ Light drizzle | 81° / 65° | 37% · 0,0 in | 12 mph | 5 |
| Sat, Oct 3 | 🌦️ Light drizzle | 67° / 58° | 25% · 0,0 in | 9 mph | 5 |
| Sun, Oct 4 | ☁️ Overcast | 62° / 55° | 15% | 11 mph | 5 |
| Mon, Oct 5 | ☁️ Overcast | 71° / 50° | 15% | 19 mph | 5 |
| Tue, Oct 6 | ☀️ Clear sky | 59° / 44° | 0% | 16 mph | 5 |
| Wed, Oct 7 | ☀️ Clear sky | 64° / 44° | 0% | 9 mph | 5 |
| Thu, Oct 8 | ☁️ Overcast | 68° / 50° | 2% | 12 mph | 4 |
| Fri, Oct 9 | ☁️ Overcast | 70° / 57° | 6% | 12 mph | 3 |
| Sat, Oct 10 | ⛅ Partly cloudy | 57° / 48° | 6% | 16 mph | 4 |
| Sun, Oct 11 | ☁️ Overcast | 54° / 43° | 10% | 11 mph | 3 |
| Mon, Oct 12 | ☁️ Overcast | 76° / 55° | 18% | 18 mph | 5 |
| Tue, Oct 13 | 🌦️ Drizzle | 69° / 57° | 19% · 0,1 in | 21 mph | 2 |
| Wed, Oct 14 | ☀️ Clear sky | 63° / 52° | 20% | 15 mph | 4 |
| Thu, Oct 15 | ☀️ Clear sky | 69° / 50° | 16% | 13 mph | 4 |
| Fri, Oct 16 | 🌦️ Drizzle | 72° / 58° | 23% · 0,1 in | 22 mph | 4 |
| Sat, Oct 17 | ☀️ Clear sky | -- / -- | 15% | -- | — |
Climate in Suffolk County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 35° | 21° | 4,3 in | ★☆☆☆☆ |
| February | 37° | 21° | 2,3 in | ★★☆☆☆ |
| March | 49° | 32° | 5,4 in | ★★☆☆☆ |
| April | 57° | 40° | 3,3 in | ★★★☆☆ |
| May | 68° | 51° | 5,1 in | ★★★★☆ |
| June | 80° | 62° | 2,6 in | ★★★★☆ |
| July | 84° | 67° | 4,9 in | ★★★★☆ |
| August | 80° | 64° | 2,8 in | ★★★★☆ |
| September | 72° | 57° | 2,1 in | ★★★★☆ |
| October | 64° | 48° | 2,9 in | ★★★★☆ |
| November | 51° | 36° | 2,3 in | ★★★☆☆ |
| December | 41° | 27° | 4,9 in | ★★☆☆☆ |
Climate type: Continental. Source: Open-Meteo archive (ERA5).
What to pack, what to skip
- Sunglasses, a brimmed hat and SPF 30+
- Layers - the daily swing is 69°F, so mornings feel nothing like afternoons
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
See the Suffolk County forecast by time range
Suffolk County weather - more answers
Explore Suffolk County
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Frequently asked questions
Where is Suffolk County?
Suffolk County is a county in Massachusetts. Its coordinates are 42.3601, -71.0589. It lies in North America.
What is the weather like in Suffolk County right now?
It is currently 66°F (19°C) with clear. Humidity is 90% and wind is 5 mph.
When is the best time to visit Suffolk County?
June, August and September offer the most comfortable conditions in Suffolk County, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Suffolk County in?
Suffolk County observes America/New_York (UTC-04:00). The local time is 1:27 AM.
How many people live in Suffolk County?
Suffolk County has a population of approximately 780.000.
What is the nearest airport to Suffolk County?
The closest airports are Boston Logan International Airport (BOS), 3 mi away, LaGuardia Airport (LGA), 182 mi away and John F. Kennedy International Airport (JFK), 184 mi away.
What are the top things to do in Suffolk County?
Popular options include Cape Cod National Seashore, Martha's Vineyard, Nantucket, Franconia Notch State Park, Mount Washington and Central Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated October 2, 2026 at 1:27 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
