NDAWN Station: Brorson, MT
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Normals
| Normal Max Temp: | 75 °F / 24 °C |
| Normal Avg Temp: | 61 °F / 16 °C |
| Normal Min Temp: | 47 °F / 8 °C |
| Normal Accumulated HDD: | 4399 °F / 2444 °C |
| Normal Accumulated CDD: | 22 °F / 12 °C |
Extremes
Temperatures
| Highest Daily Max Temp: | 108 °F (42 °C) |
| 2007-07-24 at 3:33 PM CST | |
| Lowest Daily Max Temp: | -23 °F (-31 °C) |
| 1997-01-10 at 9:46 PM CST | |
| Highest Daily Min Temp: | 73 °F (23 °C) |
| 2007-07-23 at 5:46 AM CST | |
| Lowest Daily Min Temp: | -32 °F (-35 °C) |
| 1996-02-01 at 8:27 AM CST | |
| Highest Daily Diurnal Temp Range: | 54 °F (30 °C) |
| 2000-01-04 | |
| Lowest Daily Diurnal Temp Range: | 2 °F (1 °C) |
| 1996-11-19 | |
| Highest Daily Dew Point Temp: | 72 °F (22 °C) |
| 2011-07-18 | |
| Lowest Daily Dew Point Temp: | -35 °F (-37 °C) |
| 1996-02-01 | |
| Lowest Daily Wind Chill Temp: | -53 °F (-47 °C) |
| 1996-02-01 |
Wind
| Highest 5-Second Avg Wind Speed: | 65.5 mph (29.3 m/s) |
| 1997-07-11 at 1:31 AM CST | |
| Highest Avg Hourly Wind Speed: | 36.5 mph (16.3 m/s) |
| 2010-05-24 for hour ending at 10:00 PM CST | |
| Highest Avg Daily Wind Speed: | 26.8 mph (12.0 m/s) |
| 1996-12-16 |
Rainfall
| Highest Daily Rainfall: | 5.32 inch (135.1 mm) |
| 1997-07-01 |
Most Consecutive Days with:
| Rainfall >= 0.01 inches: | 7 days |
| 2001-06-09 - 2001-06-15 | |
| 2003-05-04 - 2003-05-10 | |
| Rainfall >= 0.10 inches: | 6 days |
| 2001-06-10 - 2001-06-15 | |
| Rainfall >= 1.00 inches: | 2 days |
| 1998-10-04 - 1998-10-05 | |
| 2001-06-12 - 2001-06-13 | |
| 2006-04-18 - 2006-04-19 | |
| 2011-05-09 - 2011-05-10 |
Solar Radiation
| Maximum Daily Solar Radiation: | 773 Lys (32.3 MJ/m2) |
| 2000-06-04 |
Potential Evapotranspiration
| Maximum PET (Penman): | 0.51 inch (13 mm) |
| 2013-05-13 | |
| Maximum PET (Jensen-Haise): | 0.41 inch (10 mm) |
| 2002-07-14 |
2013:
2012:
2011:
2010:
2009:
2008:
2007:
2006:
2005:
