Allendale, WY Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Clear 55°F
Feels Like 55°F  
Humidity 14% Dew Point 7°F Wind SSW 31 MPH Gusts 42 Barometer N/A
Visibility 1.2 mi.
Report from a MADIS/MESONET weather station 0.6 mi. SSE of central Allendale
at

Point Forecast at a Glance

SunDec 14
Sun Dec 14: Mostly Clear, Low 47F
 
47
MonDec 15
Mon Dec 15: Sunny, High 55F, Low 41F
55
41
TueDec 16
Tue Dec 16: Mostly Sunny, High 55F, Low 42F
55
42
WedDec 17
Wed Dec 17: Rain And Snow, High 56F, Low 24F
30%
56
24
ThuDec 18
Thu Dec 18: Partly Sunny, High 45F, Low 39F
45
39
FriDec 19
Fri Dec 19: Partly Sunny, High 56F, Low 36F
56
36
SatDec 20
Sat Dec 20: Rain And Snow, High 47F, Low 32F
50%
47
32

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 45°F to 56°F. Some rain possible with at least 3 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 17°F above the historical average for December. Normal highs for this period are around 35°F with lows around 13°F.

This Date in Weather History

1924 - The temperature at Helena, MT, plunged 79 degrees in 24 hours, and 88 degrees in 34 hours. The mercury plummeted from 63 above to 25 below zero. At Fairfield MT the temperature plunged 84 degrees in just 12 hours, from 63 at Noon to 21 below zero at midnight.

More on this and other weather history

Allendale, WY 7 Day Weather Forecast Details

Sunday Dec 14

Mostly Clear

Night: Mostly clear, with a steady temperature around 47. Windy, with a southwest wind 22 to 25 mph, with gusts as high as 37 mph.

Monday Dec 15

Sunny

Day: Sunny, with a high near 55. Breezy, with a southwest wind 22 to 24 mph, with gusts as high as 33 mph.

Partly Cloudy

Night: Partly cloudy, with a low around 41. Windy, with a southwest wind 22 to 28 mph, with gusts as high as 36 mph.

Tuesday Dec 16

Mostly Sunny

Day: Mostly sunny, with a high near 55. Windy, with a southwest wind 17 to 26 mph, with gusts as high as 36 mph.

Mostly Cloudy

Night: Mostly cloudy, with a low around 42. Very windy, with a southwest wind 20 to 25 mph increasing to 33 to 38 mph after midnight. Winds could gust as high as 55 mph.

Wednesday Dec 17

Rain And Snow

Day: A chance of rain and snow showers after 11am. Mostly sunny, with a high near 56. Very windy, with a southwest wind 38 to 43 mph, with gusts as high as 60 mph. Chance of precipitation is 30%.

Rain And Snow

Night: A chance of rain and snow showers before 11pm. Partly cloudy, with a low around 24. Very windy, with a west wind 33 to 38 mph, with gusts as high as 49 mph. Chance of precipitation is 30%.

Thursday Dec 18

Partly Sunny

Day: Partly sunny, with a high near 45. Breezy.

Mostly Cloudy

Night: Mostly cloudy, with a low around 39. Very windy.

Friday Dec 19

Partly Sunny

Day: Partly sunny, with a high near 56. Very windy.

Rain And Snow

Night: A slight chance of rain and snow showers. Mostly cloudy, with a low around 36. Windy.

Saturday Dec 20

Rain And Snow

Day: A slight chance of rain and snow showers. Mostly sunny, with a high near 47. Windy.

Partly Cloudy

Night: Partly cloudy, with a low around 32. Breezy.

Sunday Dec 21

Mostly Sunny

Day: Mostly sunny, with a high near 50. Breezy.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.