Sandy, United States experiences average highs of 18°C (64°F) and lows of 5°C (41°F) throughout the year. The climate is relatively dry, with only 7 rainy days per month on average. Sunshine is abundant, averaging about 10 hours per day. Average highs have warmed by 0.6°C (1.1°F) across the available records.
Sandy, United States Weather & Climate 2026
Monthly climate averages for Sandy, United States. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jun–Nov 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
5.6/10
Best: May, June, July, August, September
UV Index
6
High
Temperature 18°C / 5°C
Feels Like 15°C / 2°C
Rainy Days 7
Rainfall 37 mm
Sunshine 10 h
Humidity 55%
Wind Speed 13 km/h
Dew Point 1°C
Snow Days 7 days
Frost Days 16 days
Hottest Month
35°C
July
Avg Low19°C
Rain2days
Coldest Month
-7°C
January
Avg High1°C
Rain11days
Driest Month
2days
July
Avg High35°C
Avg Low19°C
Windiest Month
16 km/h
June (Gusts 42)
Worst Time to Visit
Consider avoiding January, February, March, December due to very cold temperatures.
Sun Position
Sunrise 05:58
Daylight 15.1h
Sunset 21:01
Live conditions—
Sandy on the map · live conditions
Sandy, United States
- Continent
- Americas
- Country
- United States
- City
- Sandy
- Population
- 87.5K
- Elevation
- 1,361 m
- Coordinates
- 40.59°, -111.88°
Seasonal Breakdown
Spring
Mar–May
Avg High 16°C
Avg Low 3°C
Rain 9 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 33°C
Avg Low 17°C
Rain 3 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 19°C
Avg Low 6°C
Rain 5 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 3°C
Avg Low -6°C
Rain 9 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: 1°C / -7°C . Feb: 4°C / -5°C . Mar: 10°C / -2°C . Apr: 16°C / 2°C . May: 22°C / 7°C . Jun: 30°C / 14°C . Jul: 35°C / 19°C . Aug: 33°C / 18°C . Sep: 28°C / 13°C . Oct: 19°C / 5°C . Nov: 10°C / -1°C . Dec: 3°C / -7°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 56 mm. Feb: 48 mm. Mar: 63 mm. Apr: 55 mm. May: 37 mm. Jun: 13 mm. Jul: 6 mm. Aug: 22 mm. Sep: 29 mm. Oct: 37 mm. Nov: 34 mm. Dec: 46 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 74%. Feb: 69%. Mar: 67%. Apr: 59%. May: 53%. Jun: 37%. Jul: 30%. Aug: 36%. Sep: 41%. Oct: 54%. Nov: 63%. Dec: 71%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 9 km/h . Feb: 11 km/h . Mar: 13 km/h . Apr: 15 km/h . May: 15 km/h . Jun: 16 km/h . Jul: 14 km/h . Aug: 14 km/h . Sep: 14 km/h . Oct: 13 km/h . Nov: 11 km/h . Dec: 10 km/h .
Sunshine
Sunshine
Sunshine: Jan: 7h. Feb: 8h. Mar: 10h. Apr: 11h. May: 13h. Jun: 14h. Jul: 13h. Aug: 13h. Sep: 11h. Oct: 9h. Nov: 8h. Dec: 7h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 3. Feb: UV 4. Mar: UV 5. Apr: UV 7. May: UV 8. Jun: UV 8. Jul: UV 8. Aug: UV 8. Sep: UV 6. Oct: UV 5. Nov: UV 3. Dec: UV 3.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 13 days. Feb: 11 days. Mar: 10 days. Apr: 4 days. May: 1 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 2 days. Nov: 5 days. Dec: 11 days.
Climate Trends
Average highs have warmed by 0.6°C (1.1°F) across the available records. Average rainfall is trending drier by about 10 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jul 2025 · 34°C | Jul · 35°C |
| Coldest month | Jan 2025 · -10°C | Jan · -7°C |
| Wettest month | Mar 2025 · 64 mm | Mar · 63 mm |
| Windiest month | Jun 2025 · 16 km/h | Jun · 16 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May best
Excellent June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 1°C / -7°C | -2°C / -11°C | 11days (56 mm) Wet | 7h Good | 74% Muggy | 2.8 Moderate | Poor | View Details |
| February | 4°C / -5°C | 1°C / -9°C | 9days (48 mm) Wet | 8.2h Good | 69% Muggy | 3.8 Moderate | Poor | View Details |
| March | 10°C / -2°C | 7°C / -5°C | 11days (63 mm) Wet | 9.6h Good | 67% Muggy | 5.4 High | Poor | View Details |
| April | 16°C / 2°C | 13°C / -1°C | 9days (55 mm) Wet | 11.1h Excellent | 59% Moderate | 6.8 High | Fair | View Details |
| May best | 22°C / 7°C | 20°C / 5°C | 7days (37 mm) Good | 12.5h Excellent | 53% Moderate | 7.6 Very High | Excellent | View Details |
| June best | 30°C / 14°C | 29°C / 12°C | 3days (13 mm) Excellent | 13.6h Excellent | 37% Comfortable | 8.3 Very High | Excellent | View Details |
| July best | 35°C / 19°C | 34°C / 18°C | 2days (6 mm) Excellent | 13.4h Excellent | 30% Comfortable | 8.3 Very High | Excellent | View Details |
| August best | 33°C / 18°C | 32°C / 16°C | 3days (22 mm) Excellent | 12.5h Excellent | 36% Comfortable | 7.6 Very High | Excellent | View Details |
| September best | 28°C / 13°C | 26°C / 11°C | 4days (29 mm) Good | 11.2h Excellent | 41% Moderate | 6.4 High | Excellent | View Details |
| October | 19°C / 5°C | 16°C / 2°C | 6days (37 mm) Good | 9.4h Good | 54% Moderate | 4.7 Moderate | Fair | View Details |
| November | 10°C / -1°C | 7°C / -5°C | 6days (34 mm) Good | 7.8h Good | 63% Muggy | 3.2 Moderate | Poor | View Details |
| December | 3°C / -7°C | 0°C / -11°C | 8days (46 mm) Wet | 6.9h Fair | 71% Muggy | 2.5 Moderate | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Sandy are May, June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Sandy, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Sandy is July, with average daytime highs of 35°C (95°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Sandy is January, with average overnight lows of -7°C (19°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Sandy is March, averaging 63mm of precipitation across 11 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Sandy runs through January, March, with the heaviest rainfall in January. Based on 10-year averages for Sandy.
Sandy receives approximately 123 sunshine hours per year. The sunniest month is June with around 14 hours. Based on climate data for Sandy.
The least favorable months to visit Sandy are January, February, March, December, primarily due to very cold temperatures. For the best conditions, consider May, June, July, August, September instead.
The annual average UV index in Sandy is 6, classified as high. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Sandy is 55%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Sandy receives snow. Months with snowfall average 7 snow days and 14 cm (6 in) of accumulation, with about 16 frost days during winter.
Average wind speeds in Sandy are 13 km/h (8 mph). The windiest month is June with peak winds reaching 16 km/h (10 mph) (gusts up to 42 km/h / 26 mph).
Sandy averages 8 clear-sky days per month with overall cloud cover around 45%. The clearest skies occur in September.
The annual average dew point in Sandy is 1°C (34°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Sandy 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 Sandy ranges from 2°C (36°F) to 15°C (59°F) on average. Wind chill makes winters feel noticeably colder than the actual temperature — layered clothing is recommended.
Yes, June is a great time to visit Sandy. It earns a climate score of 9.5/10 with Excellent.
For June in Sandy, pack Breathable clothing, Sunscreen (SPF 30+), Sun hat, Sunglasses, Sandals. With average highs of 30°C (86°F) and 3 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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