Jamestown, North Dakota Climate
United States
Pop. 15,422 Elev. 427 m / 1,401 ft
TZ: America/Chicago (UTC-5) ·
Winters in Jamestown are severe, with temperatures dropping to -1°F (-18°C) in February, while summers bring mild highs of 80°F (27°C) in July. Wind chill can push winter lows to -14°F (-26°C). Expect around 28 rainy days annually (21.2 in / 538 mm total), with snow on 6 days and 39 in (987 mm) of annual accumulation. The city averages 118 sunny days per year and around 20 thunderstorm days. Nearby lake water reaches 73°F (23°C) in summer.
| Temperature | 80°F (27°C) high | -1°F (-19°C) low |
| Feels like | 84°F (29°C) high | -14°F (-25°C) low |
| Rain | 28 days | 21.2 in (538 mm) /yr |
| Snow | 6 days | 38.9 in (987 mm) /yr |
| Sky | 118 sunny | 20 stormy |
| Wind | 3.0 mph (1.3 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Sep
Sky & Air by Month
Cloud cover (%)
70
Jan 52
Feb 62
Mar 59
Apr 43
May 58
Jun 48
Jul 42
Aug 46
Sep 49
Oct 58
Nov 74
Dec Humidity (%)
77
Jan 73
Feb 60
Mar 61
Apr 52
May 69
Jun 73
Jul 77
Aug 73
Sep 72
Oct 72
Nov 83
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 2 mi Jamestown Regional Airport (JMS)
Ski resort 45 mi Bears Den Mountain
National park 81 mi Sand Lake National Wildlife Refuge
Mountain peak
(20,733 ft) 151 mi Norris Hill
Hospital 2 mi North Dakota State Hospital
Hiking trail 20 mi North Country National Scenic Trail (ND)
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 19°F -7°C | 1°F -17°C | 0.0 in 0 mm | 5.4 in136 mm | 3 |
| February | 16°F -9°C | -1°F -19°C | 0.0 in 0 mm | 4.9 in125 mm | 10 |
| March | 45°F 7°C | 23°F -5°C | 0.2 in 5 mm | 2.6 in67 mm | 8 |
| April | 55°F 13°C | 33°F 1°C | 2.7 in 68 mm | 9.8 in249 mm | 9 |
| May | 71°F 22°C | 46°F 8°C | 3.2 in 81 mm | — | 16 |
| June | 76°F 24°C | 54°F 12°C | 2.8 in 71 mm | — | 7 |
| July | 80°F 27°C | 61°F 16°C | 4.7 in 119 mm | — | 12 |
| August | 78°F 26°C | 58°F 14°C | 2.7 in 69 mm | — | 16 |
| September | 75°F 24°C | 53°F 12°C | 1.8 in 44 mm | — | 14 |
| October | 60°F 16°C | 42°F 6°C | 2.7 in 68 mm | — | 14 |
| November | 42°F 6°C | 26°F -3°C | 0.3 in 7 mm | 7.0 in177 mm | 7 |
| December | 26°F -3°C | 4°F -16°C | 0.2 in 5 mm | 9.1 in232 mm | 2 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 3 | 0 |
| February | 10 | 0 |
| March | 8 | 0 |
| April | 9 | 1 |
| May | 16 | 2 |
| June | 7 | 3 |
| July | 12 | 6 |
| August | 16 | 5 |
| September | 14 | 2 |
| October | 14 | 1 |
| November | 7 | 0 |
| December | 2 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 32°F 0°C |
| April | 37°F 3°C |
| May | 55°F 13°C |
| June | 65°F 18°C |
| July | 73°F 23°C |
| August | 70°F 21°C |
| September | 64°F 18°C |
| October | 52°F 11°C |
| November | 36°F 2°C |
| December | 32°F 0°C |