Simen, China experiences average highs of 16°C (61°F) and lows of 5°C (41°F) throughout the year. Rainfall is moderate, averaging about 11 rainy days per month. Average highs have stayed broadly stable across the available records.
Simen, China Weather & Climate 2026
Monthly climate averages for Simen, China. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Sep–Oct At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
5.3/10
Best: May, June, July, August, September
UV Index
6
High
Temperature 16°C / 5°C
Feels Like 14°C / 3°C
Rainy Days 11
Rainfall 67 mm
Sunshine 8 h
Humidity 68%
Wind Speed 13 km/h
Dew Point 5°C
Snow Days 7 days
Frost Days 21 days
Hottest Month
27°C
July
Avg Low 17°C
Rain 13 days
Coldest Month
-7°C
January
Avg High 3°C
Rain 5 days
Driest Month
3 days
December
Avg High 4°C
Avg Low -6°C
Windiest Month
15 km/h
May (Gusts 39)
Worst Time to Visit
Consider avoiding January, February, November, December due to very cold temperatures.
Sun Position
Sunrise 05:58
Daylight 14.3h
Sunset 20:14
Live conditions —
Simen on the map · live conditions
Simen, China
- Continent
- Asia
- Country
- China
- City
- Simen
- Population
- 27.2K
- Coordinates
- 34.62°, 105.01°
Seasonal Breakdown
Spring
Mar–May
Avg High 17°C
Avg Low 5°C
Rain 12 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 26°C
Avg Low 16°C
Rain 13 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 15°C
Avg Low 6°C
Rain 12 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 4°C
Avg Low -7°C
Rain 5 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
High Low Shaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 3°C / -7°C . Feb: 5°C / -7°C . Mar: 12°C / 0°C . Apr: 17°C / 5°C . May: 22°C / 9°C . Jun: 25°C / 14°C . Jul: 27°C / 17°C . Aug: 26°C / 17°C . Sep: 21°C / 12°C . Oct: 15°C / 6°C . Nov: 10°C / 0°C . Dec: 4°C / -6°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 15 mm. Feb: 24 mm. Mar: 42 mm. Apr: 70 mm. May: 92 mm. Jun: 92 mm. Jul: 127 mm. Aug: 125 mm. Sep: 101 mm. Oct: 86 mm. Nov: 23 mm. Dec: 10 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 62%. Feb: 65%. Mar: 66%. Apr: 64%. May: 64%. Jun: 64%. Jul: 71%. Aug: 73%. Sep: 77%. Oct: 78%. Nov: 70%. Dec: 63%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 10 km/h . Feb: 11 km/h . Mar: 13 km/h . Apr: 15 km/h . May: 15 km/h . Jun: 13 km/h . Jul: 14 km/h . Aug: 14 km/h . Sep: 13 km/h . Oct: 12 km/h . Nov: 12 km/h . Dec: 10 km/h .
Sunshine
Sunshine
Sunshine: Jan: 8h. Feb: 8h. Mar: 9h. Apr: 9h. May: 10h. Jun: 10h. Jul: 10h. Aug: 9h. Sep: 7h. Oct: 6h. Nov: 7h. Dec: 8h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 4. Feb: UV 5. Mar: UV 6. Apr: UV 7. May: UV 7. Jun: UV 8. Jul: UV 7. Aug: UV 7. Sep: UV 6. Oct: UV 4. Nov: UV 4. Dec: UV 4.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow Days Snowfall
Snow Days: Jan: 11 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: 3 days. Nov: 7 days. Dec: 7 days.
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall is trending wetter by about 17 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jul 2025 · 27°C | Jul · 27°C |
| Coldest month | Feb 2025 · -9°C | Jan · -7°C |
| Wettest month | Jul 2025 · 154 mm | Jul · 127 mm |
| Windiest month | May 2025 · 16 km/h | May · 15 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May best
Good June best
Excellent July best
Excellent August best
Excellent September best
Good October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 3°C / -7°C | -1°C / -12°C | 5days (15 mm) Good | 8h Good | 62% Muggy | 3.9 Moderate | Poor | View Details |
| February | 5°C / -7°C | 1°C / -11°C | 7days (24 mm) Good | 8.4h Good | 65% Muggy | 5 Moderate | Poor | View Details |
| March | 12°C / 0°C | 9°C / -4°C | 10days (42 mm) Wet | 8.6h Good | 66% Muggy | 6 High | Poor | View Details |
| April | 17°C / 5°C | 15°C / 2°C | 13days (70 mm) Wet | 8.8h Good | 64% Muggy | 7 High | Fair | View Details |
| May best | 22°C / 9°C | 20°C / 8°C | 13days (92 mm) Wet | 9.5h Good | 64% Muggy | 7.3 Very High | Good | View Details |
| June best | 25°C / 14°C | 25°C / 13°C | 13days (92 mm) Wet | 10.1h Excellent | 64% Muggy | 7.7 Very High | Excellent | View Details |
| July best | 27°C / 17°C | 29°C / 18°C | 13days (127 mm) Wet | 10h Excellent | 71% Muggy | 7.3 Very High | Excellent | View Details |
| August best | 26°C / 17°C | 27°C / 18°C | 13days (125 mm) Wet | 9h Good | 73% Muggy | 7.1 Very High | Excellent | View Details |
| September best | 21°C / 12°C | 21°C / 12°C | 15days (101 mm) Wet | 7h Good | 77% Humid | 5.7 High | Good | View Details |
| October | 15°C / 6°C | 13°C / 4°C | 14days (86 mm) Wet | 5.8h Fair | 78% Humid | 4.2 Moderate | Fair | View Details |
| November | 10°C / 0°C | 6°C / -4°C | 7days (23 mm) Good | 7.4h Good | 70% Muggy | 4 Moderate | Poor | View Details |
| December | 4°C / -6°C | 0°C / -10°C | 3days (10 mm) Excellent | 7.8h Good | 63% Muggy | 3.6 Moderate | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Simen 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 Simen, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Simen is July, with average daytime highs of 27°C (81°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Simen 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 Simen is July, averaging 127mm of precipitation across 13 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Simen runs through September, October, April, May, with the heaviest rainfall in September. Based on 10-year averages for Simen.
Simen receives approximately 100 sunshine hours per year. The sunniest month is June with around 10 hours. Based on climate data for Simen.
The least favorable months to visit Simen are January, February, November, December, primarily due to very cold temperatures. For the best conditions, consider May, June, July, August, September instead.
The annual average UV index in Simen is 6, classified as high. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Simen is 68%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Simen receives snow. Months with snowfall average 7 snow days and 10 cm (4 in) of accumulation, with about 21 frost days during winter.
Average wind speeds in Simen are 13 km/h (8 mph). The windiest month is May with peak winds reaching 15 km/h (9 mph) (gusts up to 39 km/h / 24 mph).
Simen averages 4 clear-sky days per month with overall cloud cover around 63%. The clearest skies occur in December.
The annual average dew point in Simen is 5°C (41°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Simen has a Humid Subtropical (dry winter) climate, classified as Cwa 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 Simen ranges from 3°C (37°F) to 14°C (57°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, July is a great time to visit Simen. It earns a climate score of 8.3/10 with Excellent.
For July in Simen, pack Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+), Sun hat. With average highs of 27°C (81°F) and 13 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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