Eastham, Massachusetts Climate
United States
Pop. 5,548 Elev. 15 m / 49 ft
TZ: America/New_York (UTC-4) ·
Eastham sees cool summers peaking at 71°F (22°C) in July, and cold winters that bottom out around 30°F (-1°C) in January. Wind chill can push winter lows to 19°F (-7°C). Precipitation occurs on roughly 56 days per year (38.1 in / 968 mm total), with snow on 4 days and 27 in (674 mm) of annual accumulation. Overcast skies are common, with only 120 sunny days per year. Ocean water temperatures reach 71°F (21°C) in summer.
| Temperature | 71°F (22°C) high | 30°F (-1°C) low |
| Feels like | 19°F (-7°C) low | |
| Rain | 56 days | 38.1 in (968 mm) /yr |
| Snow | 4 days | 26.5 in (674 mm) /yr |
| Sky | 120 sunny | 19 stormy |
| Wind | 6.8 mph (3.0 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Jun, Jul, Aug, Sep
Sky & Air by Month
Cloud cover (%)
58
Jan 68
Feb 64
Mar 65
Apr 71
May 59
Jun 55
Jul 44
Aug 52
Sep 48
Oct 49
Nov 66
Dec Humidity (%)
65
Jan 71
Feb 76
Mar 78
Apr 87
May 88
Jun 89
Jul 80
Aug 83
Sep 75
Oct 68
Nov 70
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 19 mi Cape Cod Gateway Airport (HYA)
Ski resort 61 mi St. Moritz Park
National park 133 mi Fort Baldwin State Historic Site
Mountain peak
(5,460 ft) 180 mi Boott Spur
Hospital 20 mi Cape Cod Hospital
Hiking trail 1 mi Nauset Marsh Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 37°F 3°C | 30°F -1°C | 1.8 in 46 mm | 3.6 in92 mm | 12 |
| February | 38°F 3°C | 30°F -1°C | 2.6 in 67 mm | 13.8 in351 mm | 5 |
| March | 43°F 6°C | 37°F 3°C | 4.9 in 124 mm | 0.1 in3 mm | 6 |
| April | 48°F 9°C | 43°F 6°C | 5.1 in 129 mm | 0.2 in5 mm | 7 |
| May | 55°F 13°C | 51°F 11°C | 3.1 in 78 mm | — | 6 |
| June | 64°F 18°C | 60°F 16°C | 2.0 in 52 mm | — | 9 |
| July | 71°F 22°C | 67°F 20°C | 3.2 in 81 mm | — | 11 |
| August | 69°F 21°C | 66°F 19°C | 1.7 in 44 mm | — | 18 |
| September | 66°F 19°C | 64°F 18°C | 1.3 in 33 mm | — | 13 |
| October | 59°F 15°C | 56°F 13°C | 6.1 in 154 mm | — | 15 |
| November | 51°F 11°C | 45°F 7°C | 2.6 in 67 mm | — | 11 |
| December | 42°F 6°C | 33°F 1°C | 3.7 in 93 mm | 8.8 in223 mm | 7 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 12 | 1 |
| February | 5 | 1 |
| March | 6 | 1 |
| April | 7 | 3 |
| May | 6 | 2 |
| June | 9 | 1 |
| July | 11 | 2 |
| August | 18 | 1 |
| September | 13 | 1 |
| October | 15 | 2 |
| November | 11 | 3 |
| December | 7 | 1 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 44°F 7°C | 34°F 1°C |
| February | 39°F 4°C | 33°F 0°C |
| March | 41°F 5°C | 39°F 4°C |
| April | 47°F 8°C | 46°F 8°C |
| May | 54°F 12°C | 57°F 14°C |
| June | 67°F 20°C | 66°F 19°C |
| July | 69°F 21°C | 75°F 24°C |
| August | 71°F 21°C | 71°F 22°C |
| September | 68°F 20°C | 67°F 19°C |
| October | 64°F 18°C | 59°F 15°C |
| November | 55°F 13°C | 47°F 8°C |
| December | 48°F 9°C | 36°F 2°C |