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

Weather in Riverton, Kansas

Roses open on the Piedmont edge. Day 59 of spring. Read this microseason across nine climate regions →

Riverton, KS
Sunday, May 17 at 2:43 AM
74
°
Clear
Feels like
75°
Humidity
72%
Wind
10 mph
Sunrise
6:09 AM
Sunset
8:20 PM
Riverton, KS
Hour by hour · 24h
70°
9p
68°
10p
67°
11p
67°
12a
67°
1a
67°
2a
68°
3a
68°
4a
68°
5a
68°
6a
69°
7a
69°
8a
72°
9a
74°
10%
10a
73°
17%
11a
73°
14%
12p
76°
11%
1p
79°
10%
2p
81°
3p
83°
4p
80°
5p
79°
6p
74°
7p
75°
8p
L 67°H 83°
Riverton, KS
7-day forecast
  1. Today
    May 16
    Thunderstorm
    25%
    86°73°
  2. Sunday
    May 17
    Overcast
    86°70°
  3. Monday
    May 18
    Thunderstorm
    17%
    89°75°
  4. Tuesday
    May 19
    Heavy Drizzle
    70%
    80°57°
  5. Wednesday
    May 20
    Overcast
    60%
    66°51°
  6. Thursday
    May 21
    Overcast
    32%
    73°57°
  7. Friday
    May 22
    Overcast
    34%
    73°59°
Riverton, KS
Anemometer · 24h winds · from true
NESW
From · True
SSE
165° · backing 19°
Direction
SSE
165°
Sustained
10
mph
Gust
18
mph
Peak 24h
34
avg 12
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 12 · pk 34 @ 3:00a
−24h−18h−12h−6hnow
Light breeze backing 19° from the sse.
Riverton, KS
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
976.7
-0.1 mb in 3h · steady · 28.84 inHg
Now
976.7
mb
3h
-0.1
mb
12h
-3.6
mb
24h
-0.8
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 976981
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Riverton, KS
Air quality
44
AQI
Good
PM 2.5
5.2 μg/m³
PM 10
6.1 μg/m³
NO₂
1.6 μg/m³
Ozone
88.0 μg/m³
UV Index
0.0 Low
Riverton, KS
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:42 AM
Sunrise
6:09 AM
Daylight
14h 11m
Sunset
8:20 PM
Civil dusk
1:51 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Riverton, KS
The moon
New Moon
0% illuminated
Moonrise
11:19 AM
Moonset
1:49 AM
In sign
♊︎ Gemini
Riverton, KS
Microseason · 28 of 72
May 16–20

Roses open on the Piedmont edge

insect
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Riverton at a glance

  • Today vs. normal: 74°F — typical for the season
  • Last frost: March 29 (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 17, 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 Riverton

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.