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CheckWeather USRiverton

Riverton weather

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Riverton weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Riverton weather in numbers

from 30 years of measured normals

Riverton swings 84°F across the year, from 88°F highs in July to 4°F lows in January, and June is usually the wettest month in a year that brings about 11 in of precipitation.

Warmest month
July
88°F average high
Coldest month
January
4°F average low
Wettest month
June
11 in a year
Below freezing
6 months
January, February, March, April, November and December
Comfortable
2 months
May and October
Residents
11,000
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The weather map: all three models at once

NWS, American, European side by side around Riverton and nearby towns.Live rain radar →
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Riverton hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Riverton 10-day forecast, out to 14 days

where the models agree, and where they split

Riverton, Wyoming (WY) is at its warmest in Jul (average highs near 88°F) and coldest in Jan (lows around 4°F), with roughly 11 in of precipitation across the year. Below, compare what NWS, American, European forecast for Riverton right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Riverton climate by month

average daytime high and overnight low across a typical year
Jan
23°
Feb
31°
Mar
40°
16°
Apr
54°
27°
May
69°
41°
Jun
79°
52°
Jul
88°
56°
Aug
85°
57°
Sep
79°
48°
Oct
62°
36°
Nov
43°
23°
Dec
36°
18°

Which forecast is most accurate in the US?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
89
/100rank #1
88±1.2°F96±1.2 mph8491% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
73
/100rank #2
82±1.8°F93±2.3 mph4972% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Common questions

What's the weather in Riverton today?
On this page we show what NWS, American, European each forecast for Riverton today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Riverton today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Riverton and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Riverton?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Riverton forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Riverton?
July is typically the warmest month in Riverton, with average highs around 88°F.
How cold does Riverton get?
The coldest month in Riverton is January, when overnight lows average about 4°F.
How much rain does Riverton get?
Riverton sees roughly 11 in of precipitation a year, with June usually the wettest month.

Nearby

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