NDAWN Station: Langdon, ND
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Normals
| Normal Max Temp: | 22 °F / -6 °C |
| Normal Avg Temp: | 14 °F / -10 °C |
| Normal Min Temp: | 6 °F / -14 °C |
| Normal Accumulated HDD: | 9083 °F / 5046 °C |
| Normal Accumulated CDD: | 285 °F / 158 °C |
Extremes
Temperatures
| Highest Daily Max Temp: | 100 °F (38 °C) |
| 1991-08-27 at 2:36 PM CST | |
| Lowest Daily Max Temp: | -29 °F (-34 °C) |
| (estimated) 1996-02-01 at 1:45 PM CST | |
| Highest Daily Min Temp: | 76 °F (24 °C) |
| 1995-06-15 at 12:00 AM CST | |
| Lowest Daily Min Temp: | -41 °F (-40 °C) |
| (estimated) 1996-02-01 at 5:17 AM CST | |
| Highest Daily Dew Point Temp: | 77 °F (25 °C) |
| 2001-08-04 | |
| Lowest Daily Dew Point Temp: | -91 °F (-68 °C) |
| 1993-03-28 | |
| Lowest Daily Wind Chill Temp: | -58 °F (-50 °C) |
| 1996-02-01 |
Wind
| Highest 5-Second Avg Wind Speed: | 86.3 mph (38.6 m/s) |
| 2005-06-19 at 5:12 AM CST | |
| Highest Avg Hourly Wind Speed: | 38.3 mph (17.1 m/s) |
| 1999-11-01 for hour ending at 4:00 AM CST | |
| Highest Avg Daily Wind Speed: | 25.8 mph (11.5 m/s) |
| 2005-10-05 |
Rainfall
| Highest Daily Rainfall: | 5.64 inch (143.3 mm) |
| 1995-08-18 |
Most Consecutive Days with:
| Rainfall >= 0.01 inches: | 10 days |
| 2001-06-11 - 2001-06-20 | |
| Rainfall >= 0.10 inches: | 5 days |
| 1993-08-26 - 1993-08-30 | |
| 1994-05-19 - 1994-05-23 | |
| 2000-09-18 - 2000-09-22 | |
| 2001-06-11 - 2001-06-15 | |
| Rainfall >= 1.00 inches: | 2 days |
| 1993-07-24 - 1993-07-25 | |
| 1997-07-01 - 1997-07-02 | |
| 2002-06-09 - 2002-06-10 |
Solar Radiation
| Maximum Daily Solar Radiation: | 756 Lys (31.7 MJ/m2) |
| 2000-06-02 |
Potential Evapotranspiration
| Maximum PET (Jensen-Haise): | 0.38 inch (10 mm) |
| 1995-06-17 | |
| Maximum PET (Penman): | 0.51 inch (13 mm) |
| 1992-05-06 |
