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Gunma
Top 10 Must-Do Experiences and Attractions in Gunma
![[Official Sales] Shibukawa Skyland Park 1-Day Passport Ticket Reservation (Shibukawa City, Gunma Prefecture, Theme Park)](https://image.kkday.com/image/get/c_fill%2Ch_153%2Cq_55%2Ct_webp%2Cw_272/s1.kkday.com/product_271468/20250318023501_tRPaD/jpg)
![[Get a discount by purchasing in advance] Ikaho Green Ranch Admission Ticket (Gunma)](https://image.kkday.com/image/get/c_fill%2Ch_153%2Cq_55%2Ct_webp%2Cw_272/s1.kkday.com/product_140437/20230308084403_7muRy/png)
Gunma Trending place to visit
Latest launches and promotions in Gunma
![Gunma & Tochigi Day Trip Bus Tour | Strawberry Picking & All-You-Can-Eat Strawberry Sweets | Ashikaga Flower Park Illumination Viewing [Departing from Shinjuku, Ueno, Tokyo, Shibuya, Ikebukuro, and 4 other locations]](https://image.kkday.com/image/get/c_fill%2Ch_153%2Cq_55%2Ct_webp%2Cw_272/s1.kkday.com/product_scm_23811/20260629031709_81w5X/png)
![[Gunma, Minakami] Easy Guided Electric Bicycle Adventure, 2-3 Hours, Half-Day Plan](https://image.kkday.com/image/get/c_fill%2Ch_153%2Cq_55%2Ct_webp%2Cw_272/s1.kkday.com/product_556266/20260116082921_ZozaM/jpg)
![[Gunma, Minakami] Let's paddle out onto the beautiful lake! Canoe experience (half-day course)](https://image.kkday.com/image/get/c_fill%2Ch_153%2Cq_55%2Ct_webp%2Cw_272/s1.kkday.com/product_556265/20251208121835_RGTzH/png)
![[Gunma, Minakami] Guided electric bicycle adventure with lunch included, 4-5 hours, full-day plan](https://image.kkday.com/image/get/c_fill%2Ch_153%2Cq_55%2Ct_webp%2Cw_272/s1.kkday.com/product_556247/20260116070814_bsCTs/jpg)
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Gunma Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-09
Gunma year round climate
- Spring (March–May): Average 6.7–15.9°C, the climate gradually changes from cold to warm, with increasing rainfall. March and April may still experience cold snaps. Common activities: cherry blossom viewing, hiking, hot spring trips. Recommended clothing: light jacket, long-sleeved shirt, add warm clothing in the mornings and evenings.
- Summer (June–August): Average 20.4–26.4°C, warm and humid climate, abundant rainfall, and frequent afternoon thunderstorms. Common activities: mountain hiking, water activities, sightseeing in summer resorts. Recommended clothing: light and breathable clothing, short sleeves, shorts, bring rain gear.
- Autumn (September–November): Average 9.6–23.6°C, pleasant and comfortable climate, changing from warm to cool, with decreasing rainfall. Common activities: maple leaf viewing, hiking, hot spring trips. Recommended clothing: long-sleeved shirt, light jacket, add warm clothing in the mornings and evenings.
- Winter (December–February): Average 0.9–4.5°C, cold and dry climate, low rainfall. Common activities: skiing, hot spring experiences. Recommended clothing: warm coat, sweater, scarf, gloves, hat.
Gunma climatological average
Annual average temperature: approx. 13.6°C / Annual rainfall: approx. 1323 mm / Summer humidity: 70%–80% / Rainiest month: August
Gunma monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
0.9°C
23.6
February
2.1°C
45.3
March
6.7°C
93.5
April
12.5°C
112.1
May
15.9°C
163.8
June
20.4°C
182.5
July
25.2°C
174.2
August
26.4°C
188.3
September
23.6°C
183.4
October
15°C
78
November
9.6°C
57.6
December
4.5°C
21
Gunma weather for the next seven days
8/2
Sunday
Light rain shower
34.4°C/21.6°C
8/3
Monday
Patchy rain nearby
22.2°C/20.9°C
8/4
Tuesday
Patchy rain nearby
27.3°C/20°C
8/5
Wednesday
Partly Cloudy
28.7°C/18.4°C
8/6
Thursday
Patchy rain nearby
30.9°C/21.9°C
8/7
Friday
Patchy rain nearby
31.8°C/22°C
8/8
Saturday
Patchy rain nearby
31.1°C/23.4°C
