Weather StoryAlmanac, microseasons, and the day's weather story.

Weather in Simla, Colorado

High country wildflowers peak. Day 58 of spring. Read this microseason across nine climate regions →

Simla, CO
Saturday, May 16 at 11:54 PM
71
°
Mostly Clear
Feels like
64°
Humidity
30%
Wind
8 mph
Sunrise
5:41 AM
Sunset
8:03 PM
Simla, CO
Hour by hour · 24h
81°
5p
81°
6p
79°
7p
71°
8p
69°
9p
63°
10p
62°
11p
59°
12a
58°
1a
56°
2a
54°
3a
51°
4a
49°
5a
51°
6a
55°
7a
63°
8a
70°
9a
71°
10a
74°
11a
78°
12p
77°
1p
80°
2p
79°
3p
74°
15%
4p
L 49°H 81°
Simla, CO
7-day forecast
  1. Today
    May 16
    Light Drizzle
    14%
    79°49°
  2. Sunday
    May 17
    Overcast
    19%
    79°48°
  3. Monday
    May 18
    Light Snow Shwrs
    87%
    50°32°
  4. Tuesday
    May 19
    Overcast
    33%
    57°30°
  5. Wednesday
    May 20
    Light Showers
    60%
    65°41°
  6. Thursday
    May 21
    Drizzle
    60%
    61°45°
  7. Friday
    May 22
    Light Drizzle
    38%
    67°42°
Simla, CO
Anemometer · 24h winds · from true
NESW
From · True
NNE
027° · backing 137°
Direction
NNE
027°
Sustained
8
mph
Gust
9
mph
Peak 24h
22
avg 6
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
avg 6 · pk 22 @ 4:00p
−24h−18h−12h−6hnow
Light breeze backing 137° from the nne.
Simla, CO
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
808.7
+3.6 mb in 3h · falling · 23.88 inHg
Now
808.7
mb
3h
+3.6
mb
12h
-7.7
mb
24h
-5.0
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 803816
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Simla, CO
Air quality
71
AQI
Moderate
PM 2.5
4.0 μg/m³
PM 10
8.0 μg/m³
NO₂
0.3 μg/m³
Ozone
127.0 μg/m³
UV Index
1.7 Low
Simla, CO
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
11:13 AM
Sunrise
5:41 AM
Daylight
14h 22m
Sunset
8:03 PM
Civil dusk
2:34 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Simla, CO
The moon
New Moon
0% illuminated
Moonrise
11:06 AM
Moonset
1:18 AM
In sign
♉︎ Taurus
Simla, CO
Microseason · 28 of 72
May 16–20

High country wildflowers peak

weather
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Simla at a glance

  • Today vs. normal: 71°F — typical for the season
  • Last frost: April 11 (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.

ZIP codes in Simla

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.