Monthly Climate Summary

May 2025 Summary

Mostly Cloudy 32°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

59.2°F

Normal: 59.7°F
Departure: -0.5°F

Total Precipitation

9.51 in

Normal: 3.41 in
Departure: + 6.10 in

Total Snowfall

0.0 in

Normal: 0.1 in
Departure: -0.1 in

Warmest Day

83°F

May 2nd

Coldest Day

39°F

May 12th

Wettest Day

2.25 in

May 9th

Snowiest Day

0.0 in

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May 2025 Daily Summary
Day Weather High Temperature Low Temperature Precipitation Snowfall
1st Partly Cloudy 73°F 43°F 0.00 in 0.0 in
2nd Rain Shower 83°F 57°F 0.09 in 0.0 in
3rd Rain Shower 69°F 54°F 0.50 in 0.0 in
4th Rain 58°F 51°F 1.49 in 0.0 in
5th Rain 61°F 54°F 1.71 in 0.0 in
6th Rain Shower 71°F 56°F 0.69 in 0.0 in
7th Mostly Cloudy 67°F 54°F 0.00 in 0.0 in
8th Rain Shower 62°F 49°F 0.01 in 0.0 in
9th Rain 50°F 45°F 2.25 in 0.0 in
10th Rain 67°F 47°F 0.08 in 0.0 in
11th Sunny 69°F 48°F 0.00 in 0.0 in
12th Mostly Sunny 78°F 39°F 0.00 in 0.0 in
13th Mostly Cloudy 81°F 53°F 0.00 in 0.0 in
14th Rain Shower 74°F 60°F 0.00 in 0.0 in
15th Rain Shower 80°F 62°F 0.02 in 0.0 in
16th Rain Shower 81°F 63°F 0.02 in 0.0 in
17th Rain Shower 81°F 59°F 0.00 in 0.0 in
18th Rain 61°F 51°F 0.04 in 0.0 in
19th Mostly Cloudy 58°F 47°F 0.00 in 0.0 in
20th Mostly Cloudy 61°F 45°F 0.00 in 0.0 in
21st Rain 57°F 45°F 0.07 in 0.0 in
22nd Rain 53°F 44°F 0.28 in 0.0 in
23rd Rain 53°F 42°F 0.16 in 0.0 in
24th Rain Shower 60°F 47°F 0.04 in 0.0 in
25th Rain Shower 63°F 50°F 0.12 in 0.0 in
26th Rain Shower 70°F 46°F 0.02 in 0.0 in
27th Mostly Sunny 77°F 45°F 0.00 in 0.0 in
28th Mostly Cloudy 76°F 50°F 0.00 in 0.0 in
29th Rain Shower 70°F 56°F 0.02 in 0.0 in
30th Mostly Cloudy 78°F 56°F 0.00 in 0.0 in
31st Rain 64°F 47°F 1.90 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

208.5

Normal: 163.0
Departure: + 45.5

Cooling Degree Days

29.0

Normal: 0.0
Departure: + 29.0

Climate Activity Summary

Key temperature and precipitation patterns for the month

Days at or
Above 90°F

0

Days Above Freezing

31

Days That Stayed Below Freezing

0

Freezing Nights (Low Below 32°F)

0

Days with Precipitation

19

Days with
Snowfall

0

Wind Summary

Monthly wind averages, peak gusts, and dominant direction

Average Wind Speed

1.5 mph

Peak Wind Gust

24 mph

Dominant Wind Direction

ESE

All-time Monthly Records

Highest and lowest observed extremes for this month

Warmest Day

97°F

May 22nd, 1911

Coldest Day

26°F

May 8th, 1968

Wettest Day

2.17 in

May 4th, 1893

Snowiest Day

5.0 in

May 10th, 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.