Climate Insights for Bethany

Thurston County, Oregon, United States

Hottest
Agosto
30°C peak
Coldest
Febbraio
3°C low
Wettest
Dicembre
209mm rain
Best to Visit
Giugno, Luglio, Agosto
Mild temps & low rain

Climate Overview

The climate in Bethany is temperate. The average annual temperature is 12°C and approximately 1229mm of precipitation falls per year. Dicembre is the wettest month, receiving around 209mm of rainfall. Bethany is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: Agosto, Luglio, Giugno. The coldest months are Febbraio, Dicembre, Gennaio, when temperatures can drop to 3°C. Light snow can occur between January and December.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 9° Average: 6° Min: 3° Feb Max: 10° Average: 6° Min: 3° Mar Max: 14° Average: 8° Min: 4° Apr Max: 17° Average: 11° Min: 6° May Max: 22° Average: 15° Min: 10° Jun Max: 25° Average: 18° Min: 12° Jul Max: 30° Average: 21° Min: 14° Aug Max: 30° Average: 21° Min: 14° Sep Max: 25° Average: 18° Min: 12° Oct Max: 19° Average: 12° Min: 8° Nov Max: 12° Average: 8° Min: 5° Dec Max: 8° Average: 5° Min: 3°
Max
Average
Min

Temperatures in Bethany vary considerably across the year, with a 27°C difference between the coldest and warmest months. The warmest month is Agosto, when average highs reach 30°C and the mean temperature sits around 21°C. Febbraio is the coolest month, with minimum temperatures around 3°C and an average of 6°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 5°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 179mm Snow: 4mm Feb Precipitation: 143mm Snow: 8mm Mar Precipitation: 135mm Snow: 2mm Apr Precipitation: 115mm Snow: 2mm May Precipitation: 56mm Snow: 0mm Jun Precipitation: 43mm Snow: 0mm Jul Precipitation: 5mm Snow: 0mm Aug Precipitation: 9mm Snow: 0mm Sep Precipitation: 45mm Snow: 0mm Oct Precipitation: 118mm Snow: 0mm Nov Precipitation: 171mm Snow: 0mm Dec Precipitation: 209mm Snow: 5mm
Precipitation
Snow

Bethany is a fairly wet location, receiving approximately 1229mm of precipitation annually, which averages out to around 102mm per month. The wettest month is December, averaging 209mm of rainfall. January and November also tend to see above-average precipitation. The driest month is July, with just 5mm. That's 203mm less than December, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Light snowfall can occur between January and December, totalling around 21cm annually. February is the snowiest month with approximately 8cm.

Wind

0km/h 5km/h 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 14km/h Feb Wind Speed: 14km/h Mar Wind Speed: 14km/h Apr Wind Speed: 13km/h May Wind Speed: 12km/h Jun Wind Speed: 13km/h Jul Wind Speed: 13km/h Aug Wind Speed: 12km/h Sep Wind Speed: 11km/h Oct Wind Speed: 13km/h Nov Wind Speed: 14km/h Dec Wind Speed: 14km/h
Wind Speed

Bethany is mildly breezy, with an average annual wind speed of 13km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 14km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 11km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

1 day until Spring

It is currently winter in Bethany, which began on December 21, 2026. Bethany is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in Agosto at around 30°C, while the coldest stretch bottoms out in Febbraio near 3°C. Spring is next, beginning on March 20, 2026 — 1 days from now.

Spring

Temperatures range from 4 to 22°C. Rainfall is heavy, totalling around 306mm across the season with a monthly average of 102mm. Winds are generally light, averaging 13km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 12 to 30°C. Rainfall is relatively light, with around 58mm over the season and a monthly average of 19mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 5 to 25°C. Rainfall is heavy, totalling around 334mm across the season with a monthly average of 111mm. Winds are generally light, averaging 13km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 3 to 10°C. Rainfall is heavy, totalling around 531mm across the season with a monthly average of 177mm. Expect around 17cm of snow accumulation during this period. Winds are generally light, averaging 14km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan
Feb
Mar
Apr 11°
May 15°
Jun 18°
Jul 21°
Aug 21°
Sep 18°
Oct 12°
Nov
Dec

The best time to visit Bethany is during Giugno, Luglio, Agosto and Settembre, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 26mm per month. By contrast, Febbraio can be quite cold with temperatures dropping to 3°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Bethany based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
3 °C
9 °C
14 km/h
179 mm
4 cm
Feb
3 °C
10 °C
14 km/h
143 mm
8 cm
Mar Current
4 °C
14 °C
14 km/h
135 mm
2 cm
Apr
6 °C
17 °C
13 km/h
115 mm
2 cm
May
10 °C
22 °C
12 km/h
56 mm
0 cm
Jun
12 °C
25 °C
13 km/h
43 mm
0 cm
Jul
14 °C
30 °C
13 km/h
5 mm
0 cm
Aug
14 °C
30 °C
12 km/h
9 mm
0 cm
Sep
12 °C
25 °C
11 km/h
45 mm
0 cm
Oct
8 °C
19 °C
13 km/h
118 mm
0 cm
Nov
5 °C
12 °C
14 km/h
171 mm
0 cm
Dec
3 °C
8 °C
14 km/h
209 mm
5 cm
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Metric (°C, km/h)