CLIMATE CHARTS

Helena, Oklahoma

Latitude: 36.5381 Longitude: -98.2661

Elevation: 1350.1 feet (411.5 meters)

Helena, Oklahoma Temperature Chart Daily average maximum and minimum temperatures for Helena, Oklahoma Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec High & Low Temperature °F  °C -30 -34.4 -20 -28.9 -10 -23.3 0 -17.8 10 -12.2 20 -6.7 30 -1.1 40 4.4 50 10.0 60 15.6 70 21.1 80 26.7 90 32.2 100 37.8 110 43.3 Helena, Oklahoma Precipitation Chart Precipitation chart for Helena, Oklahoma Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Precipitation In. Cm. 0.00 0.00 0.10 0.25 0.20 0.51 0.30 0.76 0.40 1.02 0.50 1.27 0.60 1.52 0.70 1.78 0.80 2.03 0.90 2.29 1.00 2.54 Daylight Chart for HELENA, OK Daylight chart for HELENA, OK. Latitude 36.5. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Sunrise/Sunset Daylight NOON NOON 0 0 2 2 4 4 6 6 8 8 10 10 12 12 14 2 16 4 18 6 20 8 22 10 24 12

Monthly Data Table for Helena, Oklahoma

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 46.3 50.8 60.1 70.0 79.3 88.9 94.7 93.6 84.9 72.0 58.8 46.8
Minimum Temperature °F 22.1 25.9 34.3 43.5 54.5 64.1 68.9 67.9 59.0 46.5 33.9 24.1
Heating Degree Days °F 955 746 555 274 70 4 0 1 34 220 562 916
Cooling Degree Days °F 0 0 3 27 129 349 521 489 242 42 2 0
Precipitation in. 1.05 1.32 2.79 2.89 4.17 4.52 2.80 3.44 2.87 3.06 1.73 1.36

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 7.9 10.4 15.6 21.1 26.3 31.6 34.8 34.2 29.4 22.2 14.9 8.2
Minimum Temperature °C -5.5 -3.4 1.3 6.4 12.5 17.8 20.5 19.9 15.0 8.1 1.1 -4.4
Heating Degree Days °C 531 414 308 152 39 2 0 1 19 122 312 509
Cooling Degree Days °C 0 0 2 15 72 194 289 272 134 23 1 0
Precipitation cm. 2.67 3.35 7.09 7.34 10.59 11.48 7.11 8.74 7.29 7.77 4.39 3.45
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