NDAWN Station: Rolla, ND
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Normals
| Normal Max Temp: | 23 °F / -5 °C |
| Normal Avg Temp: | 16 °F / -9 °C |
| Normal Min Temp: | 9 °F / -13 °C |
| Normal Accumulated HDD: | 8861 °F / 4923 °C |
| Normal Accumulated CDD: | 262 °F / 146 °C |
Extremes
Temperatures
| Highest Daily Max Temp: | 96 °F (36 °C) |
| 2007-07-24 at 3:41 PM CST | |
| Lowest Daily Max Temp: | -21 °F (-29 °C) |
| 2004-01-28 at 11:52 AM CST | |
| Highest Daily Min Temp: | 71 °F (22 °C) |
| 2007-07-24 at 1:57 AM CST | |
| Lowest Daily Min Temp: | -41 °F (-41 °C) |
| 2004-01-28 at 7:35 AM CST | |
| Highest Daily Dew Point Temp: | 75 °F (24 °C) |
| 2001-08-04 | |
| Lowest Daily Dew Point Temp: | -38 °F (-39 °C) |
| 2004-01-28 | |
| Lowest Daily Wind Chill Temp: | -52 °F (-47 °C) |
| 1997-01-10 |
Wind
| Highest 5-Second Avg Wind Speed: | 61.9 mph (27.7 m/s) |
| 1997-04-06 at 12:10 AM CST | |
| Highest Avg Hourly Wind Speed: | 47.3 mph (21.1 m/s) |
| 1997-04-06 for hour ending at 1:00 AM CST | |
| Highest Avg Daily Wind Speed: | 37.2 mph (16.6 m/s) |
| 1997-04-06 |
Rainfall
| Highest Daily Rainfall: | 3.27 inch (83.1 mm) |
| 2001-07-16 |
Most Consecutive Days with:
| Rainfall >= 0.01 inches: | 10 days |
| 2001-06-11 - 2001-06-20 | |
| Rainfall >= 0.10 inches: | 4 days |
| 1999-08-08 - 1999-08-11 | |
| 2001-06-11 - 2001-06-14 | |
| 2002-08-06 - 2002-08-09 | |
| 2005-06-29 - 2005-07-02 | |
| Rainfall >= 1.00 inches: | 2 days |
| 1997-07-11 - 1997-07-12 | |
| 2002-06-09 - 2002-06-10 | |
| 2007-07-09 - 2007-07-10 |
Solar Radiation
| Maximum Daily Solar Radiation: | 773 Lys (32.3 MJ/m2) |
| 2001-06-08 |
Potential Evapotranspiration
| Maximum PET (Jensen-Haise): | 0.33 inch (8 mm) |
| 2002-06-29 | |
| Maximum PET (Penman): | 0.50 inch (13 mm) |
| 1996-06-09 |
2008:
Johnson Oil
North Central Grain
Rolette County Ag Improvement
Wilbur Ellis/Rolla Fertilizer
2006:
Farmers Union Oil Company of Rock Lake
JOC Inc DBA Johnson Oil Company
Rolla Cooperative Grain Company
Rolla Fertilizer Inc
