CLIMATE CHARTS

Ketchikan Intl Ap, Alaska

Latitude: 55.3567 Longitude: -131.7117

Elevation: 76.1 feet (23.2 meters)

Ketchikan Intl Ap, Alaska Temperature Chart Daily average maximum and minimum temperatures for Ketchikan Intl Ap, Alaska 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 Ketchikan Intl Ap, Alaska Precipitation Chart Precipitation chart for Ketchikan Intl Ap, Alaska 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 KETCHIKAN INTL AP, AK Daylight chart for KETCHIKAN INTL AP, AK. Latitude 55.4. 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 Ketchikan Intl Ap, Alaska

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 39.7 40.8 43.7 49.4 55.9 60.8 64.0 64.2 58.5 50.7 43.2 39.8
Minimum Temperature °F 30.1 30.7 31.9 35.5 41.4 47.3 51.4 51.8 46.5 39.9 33.6 30.9
Heating Degree Days °F 933 819 843 676 507 330 230 221 375 611 798 919
Cooling Degree Days °F 0 0 0 0 0 2 4 4 0 0 0 0
Precipitation in. 15.40 10.53 10.89 9.38 8.20 6.60 6.57 9.81 13.79 19.22 16.63 14.23

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 4.3 4.9 6.5 9.7 13.3 16.0 17.8 17.9 14.7 10.4 6.2 4.3
Minimum Temperature °C -1.1 -0.7 -0.1 1.9 5.2 8.5 10.8 11.0 8.1 4.4 0.9 -0.6
Heating Degree Days °C 518 455 468 376 282 183 128 123 208 339 443 511
Cooling Degree Days °C 0 0 0 0 0 1 2 2 0 0 0 0
Precipitation cm. 39.12 26.75 27.66 23.83 20.83 16.76 16.69 24.92 35.03 48.82 42.24 36.14
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