Fairmount, Massachusetts Climate
United States
Pop. 6,282 Elev. 47 m / 154 ft
TZ: America/New_York (UTC-4) ·
Summers in Fairmount are mild, with July highs around 82°F (28°C), while winters are frigid with January lows of 23°F (-5°C). Wind chill can push winter lows to 13°F (-11°C). Expect around 59 rainy days annually (36.3 in / 923 mm total), with snow on 7 days and 37 in (930 mm) of annual accumulation. The city averages 129 sunny days per year. Ocean water temperatures reach 69°F (20°C) in summer.
| Temperature | 82°F (28°C) high | 23°F (-5°C) low |
| Feels like | 86°F (30°C) high | 13°F (-10°C) low |
| Rain | 59 days | 36.3 in (923 mm) /yr |
| Snow | 7 days | 36.6 in (930 mm) /yr |
| Sky | 129 sunny | 18 stormy |
| Wind | 4.0 mph (1.8 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 (%)
42
Jan 60
Feb 61
Mar 65
Apr 76
May 61
Jun 57
Jul 45
Aug 55
Sep 46
Oct 47
Nov 54
Dec Humidity (%)
58
Jan 63
Feb 62
Mar 61
Apr 73
May 73
Jun 74
Jul 69
Aug 77
Sep 71
Oct 66
Nov 62
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 9 mi Boston Logan International Airport (BOS)
Ski resort 4 mi St. Moritz Park
National park 76 mi Connecticut River Greenway State Park
Mountain peak
(5,089 ft) 134 mi Mount Lincoln
Hospital 2 mi Beth Israel Deaconess Hospital – Milton
Hiking trail 1 mi Walking City Trail Section 1
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 35°F 2°C | 23°F -5°C | 1.3 in 34 mm | 5.8 in148 mm | 15 |
| February | 37°F 3°C | 25°F -4°C | 2.0 in 51 mm | 19.3 in491 mm | 9 |
| March | 50°F 10°C | 35°F 2°C | 4.2 in 107 mm | 0.0 in1 mm | 9 |
| April | 58°F 14°C | 44°F 6°C | 4.0 in 100 mm | 3.1 in78 mm | 7 |
| May | 65°F 18°C | 52°F 11°C | 5.8 in 148 mm | — | 4 |
| June | 75°F 24°C | 61°F 16°C | 2.6 in 67 mm | — | 9 |
| July | 82°F 28°C | 67°F 20°C | 2.9 in 74 mm | — | 9 |
| August | 77°F 25°C | 62°F 17°C | 1.5 in 38 mm | — | 16 |
| September | 72°F 22°C | 58°F 15°C | 2.6 in 67 mm | — | 10 |
| October | 62°F 17°C | 49°F 10°C | 4.1 in 104 mm | — | 18 |
| November | 50°F 10°C | 37°F 3°C | 2.4 in 61 mm | 0.0 in1 mm | 14 |
| December | 38°F 4°C | 26°F -3°C | 2.8 in 72 mm | 8.3 in212 mm | 9 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 15 | 1 |
| February | 9 | 0 |
| March | 9 | 0 |
| April | 7 | 3 |
| May | 4 | 4 |
| June | 9 | 1 |
| July | 9 | 2 |
| August | 16 | 1 |
| September | 10 | 3 |
| October | 18 | 1 |
| November | 14 | 1 |
| December | 9 | 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 1°C |
| March | 41°F 5°C | 39°F 4°C |
| April | 47°F 8°C | 47°F 8°C |
| May | 54°F 12°C | 57°F 14°C |
| June | 66°F 19°C | 66°F 19°C |
| July | 68°F 20°C | 73°F 23°C |
| August | 69°F 20°C | 69°F 21°C |
| September | 65°F 19°C | 65°F 18°C |
| October | 63°F 17°C | 56°F 13°C |
| November | 55°F 13°C | 44°F 6°C |
| December | 48°F 9°C | 35°F 2°C |