Molalla, United States experiences average highs of 18°C (64°F) and lows of 8°C (46°F) throughout the year. Rainfall is frequent, averaging about 13 rainy days per month. Average highs have stayed broadly stable across the available records.
Molalla, United States Weather & Climate 2026
Monthly climate averages for Molalla, United States. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: May–Oct 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
5.7/10
Best: June, July, August, September
UV Index
4
Low
Temperature 18°C / 8°C
Feels Like 17°C / 6°C
Rainy Days 13
Rainfall 121 mm
Sunshine 8 h
Humidity 76%
Wind Speed 13 km/h
Dew Point 8°C
Snow Days 6 days
Frost Days 5 days
Hottest Month
30°C
August
Avg Low15°C
Rain2days
Coldest Month
2°C
February
Avg High10°C
Rain18days
Driest Month
2days
July
Avg High29°C
Avg Low14°C
Windiest Month
15 km/h
December (Gusts 38)
Worst Time to Visit
Consider avoiding January, February, December due to heavy rainfall.
Sun Position
Sunrise 05:24
Daylight 15.6h
Sunset 21:01
Live conditions—
Molalla on the map · live conditions
Molalla, United States
- Continent
- Americas
- Country
- United States
- City
- Molalla
- Population
- 9K
- Elevation
- 115 m
- Coordinates
- 45.15°, -122.58°
Seasonal Breakdown
Spring
Mar–May
Avg High 16°C
Avg Low 6°C
Rain 16 days/mo
Summer
Jun–Aug
Avg High 28°C
Avg Low 14°C
Rain 4 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 18°C
Avg Low 9°C
Rain 13 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 9°C
Avg Low 3°C
Rain 19 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 10°C / 3°C . Feb: 10°C / 2°C . Mar: 12°C / 3°C . Apr: 16°C / 6°C . May: 20°C / 9°C . Jun: 24°C / 12°C . Jul: 29°C / 14°C . Aug: 30°C / 15°C . Sep: 25°C / 13°C . Oct: 18°C / 8°C . Nov: 12°C / 5°C . Dec: 9°C / 3°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 199 mm. Feb: 184 mm. Mar: 166 mm. Apr: 135 mm. May: 77 mm. Jun: 58 mm. Jul: 6 mm. Aug: 11 mm. Sep: 55 mm. Oct: 139 mm. Nov: 187 mm. Dec: 232 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 86%. Feb: 85%. Mar: 83%. Apr: 78%. May: 73%. Jun: 68%. Jul: 57%. Aug: 57%. Sep: 67%. Oct: 78%. Nov: 86%. Dec: 88%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 14 km/h . Feb: 14 km/h . Mar: 14 km/h . Apr: 14 km/h . May: 12 km/h . Jun: 12 km/h . Jul: 11 km/h . Aug: 11 km/h . Sep: 11 km/h . Oct: 13 km/h . Nov: 14 km/h . Dec: 15 km/h .
Sunshine
Sunshine
Sunshine: Jan: 5h. Feb: 6h. Mar: 8h. Apr: 9h. May: 11h. Jun: 12h. Jul: 13h. Aug: 12h. Sep: 10h. Oct: 7h. Nov: 5h. Dec: 4h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 2. Mar: UV 4. Apr: UV 5. May: UV 7. Jun: UV 7. Jul: UV 7. Aug: UV 7. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 1.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 8 days. Feb: 11 days. Mar: 9 days. Apr: 4 days. May: 1 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 3 days. Dec: 9 days.
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall is trending drier by about 16 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jul 2025 · 30°C | Aug · 30°C |
| Coldest month | Jan 2025 · 1°C | Feb · 2°C |
| Wettest month | Dec 2025 · 333 mm | Dec · 232 mm |
| Windiest month | Dec 2025 · 17 km/h | Dec · 15 km/h |
Month-by-Month Weather Table
January
Wet 
February
Wet March
Wet April
Fair May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Good November
Wet December
Wet | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 10°C / 3°C | 7°C / -1°C | 19days (199 mm) Wet | 4.5h Fair | 86% Very Muggy | 1.6 Low | Wet | View Details |
| February | 10°C / 2°C | 7°C / -1°C | 18days (184 mm) Wet | 5.6h Fair | 85% Humid | 2.4 Moderate | Wet | View Details |
| March | 12°C / 3°C | 10°C / 0°C | 20days (166 mm) Wet | 7.5h Good | 83% Humid | 3.8 Moderate | Wet | View Details |
| April | 16°C / 6°C | 14°C / 3°C | 16days (135 mm) Wet | 9.2h Good | 78% Humid | 5.4 High | Fair | View Details |
| May | 20°C / 9°C | 19°C / 7°C | 11days (77 mm) Wet | 10.8h Excellent | 73% Muggy | 6.5 High | Good | View Details |
| June best | 24°C / 12°C | 24°C / 11°C | 9days (58 mm) Wet | 12.1h Excellent | 68% Muggy | 6.9 High | Excellent | View Details |
| July best | 29°C / 14°C | 29°C / 14°C | 2days (6 mm) Excellent | 13.3h Excellent | 57% Moderate | 7.4 Very High | Excellent | View Details |
| August best | 30°C / 15°C | 30°C / 15°C | 2days (11 mm) Excellent | 12h Excellent | 57% Moderate | 6.6 High | Excellent | View Details |
| September best | 25°C / 13°C | 24°C / 12°C | 7days (55 mm) Good | 9.9h Good | 67% Muggy | 5.2 High | Excellent | View Details |
| October | 18°C / 8°C | 17°C / 7°C | 14days (139 mm) Wet | 7.4h Good | 78% Humid | 3.3 Moderate | Good | View Details |
| November | 12°C / 5°C | 11°C / 3°C | 17days (187 mm) Wet | 5.3h Fair | 86% Very Muggy | 2 Low | Wet | View Details |
| December | 9°C / 3°C | 7°C / 0°C | 20days (232 mm) Wet | 4.1h Fair | 88% Very Muggy | 1.3 Low | Wet | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Molalla are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Molalla, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Molalla is August, with average daytime highs of 30°C (86°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Molalla is February, with average overnight lows of 2°C (36°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Molalla is December, averaging 232mm of precipitation across 20 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Molalla runs through March, December, January, February, with the heaviest rainfall in March. Based on 10-year averages for Molalla.
Molalla receives approximately 102 sunshine hours per year. The sunniest month is July with around 13 hours. Based on climate data for Molalla.
The least favorable months to visit Molalla are January, February, December, primarily due to heavy rainfall. For the best conditions, consider June, July, August, September instead.
The annual average UV index in Molalla is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Molalla is 76%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Molalla receives snow. Months with snowfall average 6 snow days and 12 cm (5 in) of accumulation, with about 5 frost days during winter.
Average wind speeds in Molalla are 13 km/h (8 mph). The windiest month is December with peak winds reaching 15 km/h (9 mph) (gusts up to 38 km/h / 24 mph).
Molalla averages 6 clear-sky days per month with overall cloud cover around 61%. The clearest skies occur in July.
The annual average dew point in Molalla is 8°C (46°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Molalla has a Hot-Summer Mediterranean climate, classified as Csa under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Molalla ranges from 6°C (43°F) to 17°C (63°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, June is a great time to visit Molalla. It earns a climate score of 8.3/10 with Excellent.
For June in Molalla, pack Warm evening layer, Umbrella, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. With average highs of 24°C (75°F) and 9 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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