Newmarket, New Hampshire Climate
United States
Pop. 5,297 Elev. 16 m / 52 ft
TZ: America/New_York (UTC-4) ·
Newmarket has mild summers with average highs of 84°F (29°C) in July, and frigid winters averaging 19°F (-7°C) in February. Humidity pushes the summer feels-like temperature to 89°F (32°C), while wind chill can drive winter lows to 10°F (-12°C). Rain falls on about 54 days per year (35.5 in / 902 mm total), with snow on 11 days and 57 in (1455 mm) of annual accumulation. The city averages 131 sunny days per year and around 21 thunderstorm days. Ocean water temperatures reach 70°F (21°C) in summer.
| Temperature | 84°F (29°C) high | 19°F (-7°C) low |
| Feels like | 89°F (32°C) high | 10°F (-12°C) low |
| Rain | 54 days | 35.5 in (902 mm) /yr |
| Snow | 11 days | 57.3 in (1455 mm) /yr |
| Sky | 131 sunny | 21 stormy |
| Wind | 3.5 mph (1.6 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 (%)
43
Jan 55
Feb 63
Mar 66
Apr 77
May 59
Jun 55
Jul 44
Aug 51
Sep 45
Oct 50
Nov 53
Dec Humidity (%)
58
Jan 65
Feb 61
Mar 58
Apr 73
May 70
Jun 68
Jul 66
Aug 75
Sep 70
Oct 67
Nov 66
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 6 mi Portsmouth International Airport at Pease (PSM)
Ski resort 13 mi Powderhouse Hill Ski Area
National park 74 mi Fort Baldwin State Historic Site
Mountain peak
(5,460 ft) 83 mi Boott Spur
Hospital 7 mi Exeter Hospital
Hiking trail 2 mi Sweet Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 33°F 0°C | 19°F -7°C | 0.9 in 22 mm | 7.0 in179 mm | 15 |
| February | 33°F 1°C | 19°F -7°C | 1.3 in 32 mm | 25.6 in651 mm | 9 |
| March | 49°F 10°C | 32°F 0°C | 3.8 in 96 mm | 2.3 in59 mm | 9 |
| April | 58°F 15°C | 42°F 5°C | 4.3 in 109 mm | 5.5 in141 mm | 8 |
| May | 65°F 18°C | 51°F 10°C | 7.5 in 191 mm | — | 4 |
| June | 77°F 25°C | 61°F 16°C | 1.9 in 50 mm | — | 11 |
| July | 84°F 29°C | 67°F 19°C | 3.0 in 75 mm | — | 11 |
| August | 79°F 26°C | 60°F 16°C | 1.7 in 43 mm | — | 14 |
| September | 73°F 23°C | 56°F 13°C | 2.4 in 61 mm | — | 10 |
| October | 62°F 17°C | 46°F 8°C | 4.3 in 108 mm | — | 16 |
| November | 47°F 9°C | 35°F 2°C | 2.7 in 69 mm | 0.1 in3 mm | 12 |
| December | 35°F 1°C | 21°F -6°C | 1.8 in 46 mm | 16.6 in421 mm | 12 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 15 | 0 |
| February | 9 | 1 |
| March | 9 | 1 |
| April | 8 | 2 |
| May | 4 | 5 |
| June | 11 | 1 |
| July | 11 | 3 |
| August | 14 | 1 |
| September | 10 | 3 |
| October | 16 | 2 |
| November | 12 | 1 |
| December | 12 | 1 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 44°F 7°C | 32°F 0°C |
| February | 41°F 5°C | 32°F 0°C |
| March | 41°F 5°C | 34°F 1°C |
| April | 46°F 8°C | 43°F 6°C |
| May | 52°F 11°C | 55°F 13°C |
| June | 64°F 18°C | 65°F 18°C |
| July | 68°F 20°C | 73°F 23°C |
| August | 70°F 21°C | 70°F 21°C |
| September | 65°F 18°C | 64°F 18°C |
| October | 62°F 17°C | 55°F 13°C |
| November | 54°F 12°C | 41°F 5°C |
| December | 48°F 9°C | 32°F 0°C |