Weather in St. Mary's, Colorado
High country wildflowers peak. Day 58 of spring. Read this microseason across nine climate regions →
St. Mary's, CO
Saturday, May 16 at 11:04 PM
55
°
Overcast
Feels like
47°
Humidity
41%
Wind
8 mph
Sunrise
5:46 AM
Sunset
8:11 PM
St. Mary's, CO
Hour by hour · 24h
62°
5p
59°
6p
57°
7p
54°
8p
50°
9p
49°
10p
48°
11p
45°
12a
43°
1a
42°
2a
41°
3a
42°
4a
39°
5a
41°
6a
44°
7a
48°
8a
52°
9a
56°
10a
58°
11a
59°
12p
61°
1p
60°
2p
61°
3p
61°
4p
St. Mary's, CO
7-day forecast
- TodayMay 16Light Drizzle23%57°42°
- SundayMay 17Light Snow45%57°35°
- MondayMay 18Heavy Snow Shwrs99%36°20°
- TuesdayMay 19Heavy Snow Shwrs83%38°17°
- WednesdayMay 20Light Drizzle83%46°22°
- ThursdayMay 21Light Snow Shwrs43%42°26°
- FridayMay 22Foggy20%50°23°
St. Mary's, CO
Next 24 hours · Cool now
St. Mary's, CO
Anemometer · 24h winds · from true
From · True
SE
145° · backing 153°
Direction
SE
145°
Sustained
8
mph
Gust
18
mph
Peak 24h
32
avg 10
Beaufort · 3 · GENTLE BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
−24h−18h−12h−6hnow
St. Mary's, CO
Air quality
91
AQI
Moderate
- PM 2.5
- 3.1 μg/m³
- PM 10
- 4.4 μg/m³
- NO₂
- 1.9 μg/m³
- Ozone
- 124.0 μg/m³
- UV Index
- 1.4 Low
St. Mary's, CO
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
11:17 AM
Sunrise
5:46 AM
Daylight
14h 25m
Sunset
8:11 PM
Civil dusk
2:43 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
St. Mary's, CO
The moon
New Moon
0% illuminated
- Moonrise
- 11:10 AM
- Moonset
- 1:26 AM
- In sign
- ♉︎ Taurus
St. Mary's, CO
Microseason · 28 of 72
May 16–20
High country wildflowers peak
weather
St. Mary's at a glance
- Today vs. normal: 17°F below the seasonal normal for this latitude
- Last frost: April 15 (climatological average for this latitude)
- Microseason: 28 of 72, May 16–20
- Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.
Right now in the garden
Warm-season window is open
As of May 16, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.