NDAWN Station: Jamestown, ND
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Normals
| Normal Max Temp: | 27 °F / -3 °C |
| Normal Avg Temp: | 18 °F / -8 °C |
| Normal Min Temp: | 10 °F / -12 °C |
| Normal Accumulated HDD: | 7912 °F / 4396 °C |
| Normal Accumulated CDD: | 497 °F / 276 °C |
Extremes
Temperatures
| Highest Daily Max Temp: | 105 °F (41 °C) |
| 2006-07-30 at 3:24 PM CST | |
| Lowest Daily Max Temp: | -26 °F (-32 °C) |
| 1996-02-01 at 3:52 AM CST | |
| Highest Daily Min Temp: | 75 °F (24 °C) |
| 2001-09-05 at 12:00 AM CST | |
| Lowest Daily Min Temp: | -37 °F (-38 °C) |
| (estimated) 1994-02-09 at 7:25 AM CST | |
| Highest Daily Dew Point Temp: | 75 °F (24 °C) |
| 1990-07-02 | |
| Lowest Daily Dew Point Temp: | -38 °F (-39 °C) |
| 1996-02-01 | |
| Lowest Daily Wind Chill Temp: | -57 °F (-50 °C) |
| 1996-02-01 |
Wind
| Highest 5-Second Avg Wind Speed: | 125.4 mph (56.1 m/s) |
| 1993-03-28 at 12:05 AM CST | |
| Highest Avg Hourly Wind Speed: | 45.8 mph (20.5 m/s) |
| (estimated) 1997-04-09 for hour ending at 8:00 AM CST | |
| Highest Avg Daily Wind Speed: | 32.5 mph (14.5 m/s) |
| 1996-02-10 |
Rainfall
| Highest Daily Rainfall: | 5.24 inch (133.1 mm) |
| 1993-07-15 |
Most Consecutive Days with:
| Rainfall >= 0.01 inches: | 12 days |
| 2001-07-11 - 2001-07-22 | |
| Rainfall >= 0.10 inches: | 5 days |
| 1990-04-24 - 1990-04-28 | |
| 1990-06-14 - 1990-06-18 | |
| 1993-07-23 - 1993-07-27 | |
| 1999-04-01 - 1999-04-05 | |
| Rainfall >= 1.00 inches: | 2 days |
| 2005-06-07 - 2005-06-08 | |
| 2007-06-16 - 2007-06-17 |
Solar Radiation
| Maximum Daily Solar Radiation: | 767 Lys (32.1 MJ/m2) |
| 1995-06-11 |
Potential Evapotranspiration
| Maximum PET (Jensen-Haise): | 0.39 inch (10 mm) |
| 2002-06-29 | |
| Maximum PET (Penman): | 0.53 inch (13 mm) |
| 1992-05-06 |









