Monthly Climate Summary

September 2012 Summary

Light Snow 34°F

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

Monthly Climate Summary

Observed averages, totals, and departures from normal

Average Temperature

62.1°F

Normal: 63.6°F
Departure: -1.5°F

Total Precipitation

6.63 in

Normal: 3.73 in
Departure: + 2.90 in

Total Snowfall

0.0 in

Normal: 0.0 in
Departure: + 0.0 in

Warmest Day

84°F

September 1st

Coldest Day

39°F

September 24th

Wettest Day

3.95 in

September 18th

Snowiest Day

0.0 in

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September 2012 Daily Summary
Day Weather High Temperature Low Temperature Precipitation Snowfall
1st Mostly Sunny 84°F 64°F 0.00 in 0.0 in
2nd Mostly Sunny 81°F 56°F 0.00 in 0.0 in
3rd Sunny 81°F 55°F 0.00 in 0.0 in
4th Rain 79°F 67°F 0.04 in 0.0 in
5th Rain 78°F 63°F 0.12 in 0.0 in
6th Mostly Cloudy 81°F 60°F 0.00 in 0.0 in
7th Partly Cloudy 84°F 65°F 0.00 in 0.0 in
8th Thunderstorm 82°F 60°F 0.37 in 0.0 in
9th Mostly Cloudy 71°F 52°F 0.00 in 0.0 in
10th Partly Cloudy 67°F 50°F 0.00 in 0.0 in
11th Partly Cloudy 70°F 41°F 0.00 in 0.0 in
12th Sunny 78°F 46°F 0.00 in 0.0 in
13th Sunny 81°F 53°F 0.00 in 0.0 in
14th Mostly Cloudy 80°F 58°F 0.00 in 0.0 in
15th Partly Cloudy 67°F 52°F 0.14 in 0.0 in
16th Partly Cloudy 68°F 46°F 0.00 in 0.0 in
17th Mostly Sunny 76°F 45°F 0.00 in 0.0 in
18th Rain 70°F 60°F 3.95 in 0.0 in
19th Rain Shower 64°F 45°F 0.13 in 0.0 in
20th Mostly Sunny 67°F 41°F 0.00 in 0.0 in
21st Partly Cloudy 71°F 50°F 0.00 in 0.0 in
22nd Rain Shower 71°F 54°F 0.60 in 0.0 in
23rd Rain Shower 64°F 45°F 0.01 in 0.0 in
24th Rain Shower 62°F 39°F 0.00 in 0.0 in
25th Mostly Sunny 69°F 45°F 0.00 in 0.0 in
26th Rain 68°F 55°F 0.26 in 0.0 in
27th Partly Cloudy 66°F 49°F 0.00 in 0.0 in
28th Rain 55°F 49°F 0.80 in 0.0 in
29th Rain 60°F 53°F 0.07 in 0.0 in
30th Rain Shower 59°F 53°F 0.14 in 0.0 in
Legend and Icon Key
Warmest High
Coldest Low
Wettest Day
Snowiest Day
Sunny Mostly Sunny Partly Cloudy Mostly Cloudy Overcast Rain Light Rain Rain Shower Drizzle Freezing Rain Snow Light Snow Snow Shower Snow Flurries Sleet Rain & Snow Wintry Mix Thunderstorm Haze

Degree Day Summary

Heating and cooling degree days (base 65°F)

Heating Degree Days

143.5

Normal: 66.0
Departure: + 77.5

Cooling Degree Days

56.0

Normal: 23.0
Departure: + 33.0

Climate Activity Summary

Key temperature and precipitation patterns for the month

Days at or
Above 90°F

0

Days Above Freezing

30

Days That Stayed Below Freezing

0

Freezing Nights (Low Below 32°F)

0

Days with Precipitation

12

Days with
Snowfall

0

Wind Summary

Monthly wind averages, peak gusts, and dominant direction

Average Wind Speed

0.8 mph

Peak Wind Gust

26 mph

Dominant Wind Direction

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All-time Monthly Records

Highest and lowest observed extremes for this month

Warmest Day

100°F

September 2nd, 1953

Coldest Day

24°F

September 27th, 1947

Wettest Day

5.60 in

September 16th, 1999

Snowiest Day

0.0 in

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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.