Monthly Climate Summary

January 2021 Summary

Snow Shower 32°F

Data is available from January 2005 to present. The latest summary is available within the first week of each month.

Monthly Climate Summary

Observed averages, totals, and departures from normal

Average Temperature

26.3°F

Normal: 24.5°F
Departure: + 1.8°F

Total Precipitation

2.60 in

Normal: 2.60 in
Departure: -0.85 in

Total Snowfall

10.7 in

Normal: 15.6 in
Departure: -4.9 in

January 2021 Daily Summary
Day Weather High Temperature Low Temperature Precipitation Snowfall
1st Light Snow 35°F 20°F 0.29 in 1.0 in
2nd Freezing Rain 41°F 31°F 0.39 in 0.0 in
3rd Snow 35°F 31°F 0.23 in 2.5 in
4th Snow Shower 37°F 33°F 0.03 in 0.7 in
5th Overcast 36°F 30°F 0.00 in 0.0 in
6th Overcast 34°F 28°F 0.00 in 0.0 in
7th mostly cloudy 32°F 24°F 0.00 in 0.0 in
8th mostly cloudy 27°F 17°F 0.00 in 0.0 in
9th mostly cloudy 31°F 15°F 0.00 in 0.0 in
10th partly cloudy 29°F 16°F 0.00 in 0.0 in
11th Snow flurries 32°F 18°F 0.00 in 0.0 in
12th Overcast 36°F 25°F 0.00 in 0.0 in
13th Overcast 36°F 26°F 0.00 in 0.0 in
14th Overcast 38°F 21°F 0.00 in 0.0 in
15th mostly cloudy 39°F 25°F 0.00 in 0.0 in
16th Wintry Mix 40°F 31°F 0.40 in 0.5 in
17th Light Snow 38°F 33°F 0.01 in 0.0 in
18th Overcast 37°F 28°F 0.00 in 0.0 in
19th Snow Shower 38°F 23°F 0.00 in 0.0 in
20th Snow Shower 34°F 16°F 0.02 in 0.5 in
21st Snow Shower 33°F 15°F 0.02 in 1.0 in
22nd mostly cloudy 39°F 27°F 0.00 in 0.0 in
23rd partly cloudy 28°F 14°F 0.00 in 0.0 in
24th Sunny 22°F 9°F 0.00 in 0.0 in
25th mostly cloudy 31°F 9°F 0.00 in 0.0 in
26th Snow 30°F 18°F 0.29 in 3.5 in
27th Light Snow 32°F 27°F 0.07 in 1.0 in
28th mostly cloudy 27°F 13°F 0.00 in 0.0 in
29th mostly cloudy 17°F 2°F 0.00 in 0.0 in
30th mostly cloudy 20°F 1°F 0.00 in 0.0 in
31st mostly cloudy 21°F -2°F 0.00 in 0.0 in

Degree Day Summary

Heating and cooling degree days (base 65°F)

Heating Degree Days

1,200.5

Normal: 1,255.0
Departure: -54.5

Cooling Degree Days

0.0

Normal: 0.0
Departure: + 0.0

All-time Monthly Records

Highest and lowest observed extremes for this month

Record High

71°F

Set in 2007

Record Low

-28°F

Set in 1971

Record Precipitation

1.78 in

Set in 1986

Record Snowfall

15.1 in

Set in 1945

Climate Context

How this month compares to typical conditions

Monthly climate summaries compare observed weather to long‑term normals. Positive temperature departures indicate warmer‑than‑normal conditions, while negative departures reflect cooler‑than‑normal patterns. Precipitation and snowfall departures help highlight unusually wet, dry, or snowy months across Colonie.